National Wetland Plant ListThis National Wetland Plant List represents a national effort led by the U.S. Army Corps of Engineers to. The NWPL (and the information implied by its wetland plant species status ratings) is used extensively in wetland delineation, wetland restoration and research, and the development of compensatory mitigation goals, as well as in providing general botanical information about wetland plants. The NWPL covers all 50 U.S. states, the District of Columbia, and the U.S. Caribbean and Pacific islands that are considered to be territories of the U.S. The wetland plant data are organized into ten regions that coincide with Corps wetland delineation regions. To learn more, visit National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241.) |
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Scientific Name | Common Name | Duration | Habit | Sun | Water |
Abies amabilis | Pacific Silver Fir, Cascade Fir, Lovely Fir, White Fir, Red fir | Perennial | Tree | Shade | Moist |
Abies balsamea | Balsam Fir, Blister Pine, Northern Balsam | Perennial | Tree | Sun, Shade, Part-shade | Moist |
Abies fraseri | Fraser Fir, She-balsam | Perennial | Tree | Shade | |
Abies grandis | Grand Fir, Giant Fir | Perennial | Tree | Shade, Part-shade | Moist, Dry |
Abies lasiocarpa | Subalpine Fir | Perennial | Tree | Sun, Shade, Part-shade | Moist |
Abies procera | Noble Fir | Perennial | Tree | Sun | Moist |
Acalypha gracilens | Slender Threeseed Mercury | Annual | Herb | Sun, Part-shade | Moist, Dry |
Acalypha rhomboidea | Common Threeseed Mercury, Virginia Threeseed Mercury | Annual | Herb | Sun, Part-shade | Moist, Dry |
Acalypha virginica | Virginia Threeseed Mercury | Annual | Herb | Part-shade | |
Acanthocereus tetragonus | Triangle Cactus, Barbed-wire Cactus, Chaco | Perennial | Cactus/Succulent | Part-shade | Moist, Dry |
Acer circinatum | Oregon Vine Maple, Vine Maple | Perennial | Shrub, Tree | Shade, Part-shade | Moist |
Acer glabrum | Rocky Mountain Maple | Perennial | Tree | Sun | |
Acer grandidentatum | Bigtooth Maple, Big-toothed Maple, Uvalde Bigtooth Maple, Southwestern Bigtooth Maple, Canyon Maple, Sabinal Maple, Western Sugar Maple | Perennial | Shrub, Tree | Sun | Moist |
Acer macrophyllum | Bigleaf Maple, Big-leaf Maple | Perennial | Tree | Sun, Shade, Part-shade | Moist, Dry |
Acer negundo | Box Elder, Box Elder Maple, Ash-leaved Maple, Ashleaf Maple, Red River Maple, Fresno De Guajuco | Perennial | Tree | Sun | Moist |
Acer nigrum | Black Maple | Perennial | Tree | Shade, Part-shade | Moist |
Acer pensylvanicum | Striped Maple, Moosewood | Perennial | Tree | Shade, Part-shade | Moist |
Acer rubrum | Red Maple, Scarlet Maple, Soft Maple | Perennial | Tree | Sun, Part-shade | Moist |
Acer saccharinum | Silver Maple, Soft Maple, White Maple | Perennial | Tree | Sun, Shade, Part-shade | Moist |
Acer saccharum | Sugar Maple, Northern Sugar Maple | Perennial | Tree | Sun, Shade, Part-shade | Moist, Dry |
Acer spicatum | Mountain Maple | Perennial | Tree | Sun, Shade | Moist |
Achillea millefolium | Common Yarrow, Western Yarrow, Yarrow, Milfoil | Perennial | Herb | Sun, Part-shade | Dry |
Achnatherum hymenoides | Indian Ricegrass, Indian Millet, Sandgrass | Perennial | Grass/Grass-like | Sun | Dry |
Achnatherum richardsonii | Richardson's Needlegrass | Perennial | Grass/Grass-like | Sun | Moist |
Achyrachaena mollis | Blow Wives | Annual | Herb | ||
Acmella oppositifolia var. repens | Oppositeleaf Spotflower, Opposite-leaf Spotflower | Perennial | Herb | Sun | |
Acoelorraphe wrightii | Everglades Palm | Perennial | Tree | Sun | |
Aconitum columbianum | Columbian Monkshood | Perennial | Herb | Shade | Moist |
Aconitum delphiniifolium | Larkspurleaf Monkshood, Larkspur-leaf Monkshood, Northern Monkshood | Perennial | Herb | Part-shade | |
Aconitum uncinatum | Southern Blue Monkshood, Monkshood | Perennial | Herb | Part-shade | Moist |
Acorus americanus | Sweetflag | Perennial | Herb | Sun | |
Actaea pachypoda | White Baneberry, Dolls Eyes | Perennial | Herb | Shade, Part-shade | Wet, Moist |
Actaea podocarpa | Mountain Bugbane | Perennial | Herb | Shade, Part-shade | |
Actaea rubra | Red Baneberry | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Adiantum capillus-veneris | Southern Maidenhair Fern, Common Maidenhair Fern, Maidenhair Fern, Venus Hair Fern | Perennial | Fern | Shade, Part-shade | Wet, Moist |
Adiantum pedatum | Northern Maidenhair Fern, Maidenhair Fern | Perennial | Fern | Shade, Part-shade | Moist |
Aesculus flava | Yellow Buckeye, Sweet Buckeye | Perennial | Tree | Shade | Moist |
Aesculus glabra | Ohio Buckeye, Texas Buckeye, Fetid Buckeye, Horse Chestnut | Perennial | Tree | Sun, Shade, Part-shade | Moist |
Aesculus pavia | Red Buckeye, Scarlet Buckeye , Firecracker Plant | Perennial | Shrub, Tree | Part-shade | Moist |
Aesculus sylvatica | Painted Buckeye | Perennial | Shrub, Tree | ||
Agalinis fasciculata | Beach False Foxglove | Annual | Herb | ||
Agalinis heterophylla | Prairie Agalinis, Prairie False-foxglove | Annual | Herb | Part-shade | Moist, Dry |
Agalinis linifolia | Flaxleaf False Foxglove | Perennial | Herb | ||
Agalinis maritima | Saltmarsh False Foxglove | Annual | Herb | ||
Agalinis oligophylla | Ridgestem False Foxglove | Annual | Herb | ||
Agalinis paupercula | Smallflower False Foxglove | Annual | Herb | ||
Agalinis purpurea | Purple False Foxglove, Purple Gerardia, Gerardia | Annual | Herb | Sun, Shade, Part-shade | Wet, Moist |
Agalinis skinneriana | Skinner's False Foxglove | Annual | Herb | Sun | Dry |
Agalinis tenuifolia | Slenderleaf False Foxglove | Annual | Herb | Sun, Part-shade | |
Agarista populifolia | Florida Hobblebush, Tall Fetterbush, Florida Leucothoe, Agarista | Perennial | Shrub | Shade | |
Agastache nepetoides | Yellow Giant Hyssop | Perennial | Subshrub | Sun, Part-shade | |
Agastache urticifolia | Nettleleaf Giant Hyssop, Nettle-leaf Horsemint | Perennial | Subshrub | Part-shade | |
Agave americana | American Century Plant, Century Plant | Perennial | Cactus/Succulent | Sun | Dry |
Ageratina altissima | White Snakeroot | Perennial | Herb | Sun, Part-shade | Moist, Dry |
Ageratina jucunda | Hammock Snakeroot | Perennial | Herb | Sun, Part-shade | Moist |
Agoseris aurantiaca | Orange Agoseris | Perennial | Herb, Subshrub | Sun | Moist |
Agoseris glauca | Pale Agoseris, Pale Mountain Dandelion, False Dandelion | Perennial | Herb | Sun | |
Agrimonia gryposepala | Tall Hairy Agrimony, Agrimony | Perennial | Herb | Shade, Part-shade | Moist |
Agrimonia parviflora | Harvest Lice, Small-flowered Agrimony, Southern Agrimony, Swamp Agrimony | Perennial | Herb | ||
Agrimonia striata | Roadside Agrimony | Perennial | Herb | Part-shade | |
Agrostis exarata | Spike Bentgrass, Spiked Bent, Spike Red Top | Perennial | Grass/Grass-like | Part-shade | Moist |
Agrostis hyemalis | Winter Bentgrass | Perennial | Grass/Grass-like | Part-shade | |
Agrostis mertensii | Northern Bentgrass | Perennial | Grass/Grass-like | ||
Agrostis perennans | Upland Bentgrass, Autumn Bentgrass | Perennial | Grass/Grass-like | Part-shade | Wet |
Agrostis scabra | Rough Bentgrass, Rough Bent, Ticklegrass, Fly-away Grass | Perennial | Grass/Grass-like | Sun | Dry |
Aletris aurea | Golden Colicroot, Colicroot, Star Grass, Yellow Colic Root | Perennial | Herb | ||
Aletris farinosa | White Colicroot, Colic Root, Unicorn Root | Perennial | Herb | Sun | Moist, Dry |
Aletris lutea | Yellow Colicroot, Yellow Colic-root | Perennial | Herb | ||
Aletris obovata | Southern Colicroot, Blunt-leaved Colic Root | Perennial | Herb | ||
Alisma subcordatum | American Water Plantain | Perennial | Herb | Sun | Wet, Moist |
Alisma triviale | Northern Water Plantain | Perennial | Herb | Wet | |
Allenrolfea occidentalis | Iodinebush, Pickleweed | Perennial | Subshrub | ||
Allium canadense | Meadow Garlic, Wild Garlic, Wild Onion | Perennial | Grass/Grass-like | Sun | Moist |
Allium cernuum | Nodding Onion | Perennial | Herb | Sun | Moist |
Allium douglasii | Douglas' Onion | Perennial | Herb | Sun | |
Allium hyalinum | Glassy Onion, Onion Lily | Perennial | Herb | ||
Allium tricoccum | Wild Leek, Ramp | Perennial | Herb | Shade | Moist |
Allium validum | Pacific Onion, Tall Swamp Onion, Swamp Onion | Perennial | Herb | Sun | Moist |
Alnus incana | Gray Alder, Speckled Alder | Perennial | Shrub, Tree | Sun, Shade, Part-shade | Wet, Moist |
Alnus maritima | Seaside Alder | Perennial | Shrub, Tree | Part-shade | |
Alnus oblongifolia | Arizona Alder | Perennial | Tree | ||
Alnus rhombifolia | White Alder | Perennial | Tree | Part-shade | Wet |
Alnus rubra | Red Alder, Western Alder | Perennial | Tree | Sun, Shade, Part-shade | Moist |
Alnus serrulata | Smooth Alder, Hazel Alder, Brookside Alder, Tag Alder, Common Alder, Black Alder | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist |
Alnus viridis | Green Alder | Perennial | Tree | Shade, Part-shade | Wet |
Alopecurus aequalis | Shortawn Foxtail | Perennial | Grass/Grass-like | Part-shade | |
Alophia drummondii | Propeller Flower, Purple Pleat-leaf, Pinewoods Lily, Prairie Iris, Pleatleaf Iris | Perennial | Herb | Part-shade | Dry |
Alternanthera maritima | Seaside Joyweed | Perennial | Herb | ||
Amaranthus greggii | Gregg's Amaranth | Annual | Herb | ||
Amaranthus palmeri | Carelessweed | Annual | Herb | ||
Amaranthus pumilus | Seaside Amaranth | Annual | Herb | ||
Amaranthus retroflexus | Redroot Amaranth | Annual | Herb | ||
Amaranthus spinosus | Spiny Amaranth, Thorny Pigweed | Annual | Herb | ||
Amaranthus tuberculatus | Roughfruit Amaranth, Water Hemp | Annual | Herb | Moist | |
Amaranthus viridis | Slender Amaranth | Annual | Herb | ||
Ambrosia artemisiifolia | Annual Ragweed, Short Ragweed | Annual | Herb | Sun, Shade, Part-shade | Dry |
Ambrosia psilostachya | Cuman Ragweed, Western Ragweed, Perennial Ragweed, Common Ragweed | Perennial | Herb | Sun, Part-shade | Dry |
Ambrosia trifida | Great Ragweed, Giant Ragweed | Annual | Subshrub | Shade, Part-shade | Moist |
Amelanchier alnifolia | Saskatoon Serviceberry, Western Serviceberry, Juneberry | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Amelanchier arborea | Common Serviceberry, Downy Serviceberry, Shadbush, Juneberry, Junebush, Shadblow, Sarvis | Perennial | Tree | Sun, Shade, Part-shade | Dry |
Amelanchier bartramiana | Oblongfruit Serviceberry | Perennial | Tree | Sun, Shade, Part-shade | Moist, Dry |
Amelanchier canadensis | Canadian Serviceberry, Canadian Service-berry, Shadblow Serviceberry, Juneberry, Shadbush, Junebush | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist |
Amelanchier interior | Pacific Serviceberry | Perennial | Tree | Sun, Shade, Part-shade | Moist |
Amelanchier stolonifera | Running Serviceberry | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Amelanchier utahensis | Utah Serviceberry | Perennial | Tree | Part-shade | Dry |
Amianthium muscitoxicum | Fly Poison, Crow Poison | Perennial | Herb | Part-shade | Moist |
Ammannia coccinea | Valley Redstem, Scarlet Tooth-cup | Annual | Herb | Sun | |
Ammannia robusta | Grand Redstem | Annual | Herb | Wet | |
Ammophila breviligulata | American Beachgrass, American Beach Grass | Perennial | Grass/Grass-like | Sun | Dry |
Amorpha fruticosa | Indigo Bush, False Indigo Bush, False Indigo, Desert False Indigo | Perennial | Shrub | Sun, Part-shade | Moist |
Amorpha herbacea | Clusterspike False Indigo, Cluster-spike Indigobush | Perennial | Shrub | ||
Amorpha nana | Dwarf False Indigo, Fragrant Indigo-bush, Fragrant False Indigo, Dwarf Wild Indigo | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Amorpha roemeriana | Roemer's False Indigo | Perennial | Shrub | Part-shade | Moist, Dry |
Ampelaster carolinianus | Climbing Aster, Climbing-aster | Perennial | Vine | Sun | Wet |
Ampelopsis cordata | Heartleaf Peppervine, Heart-leaf Ampelopsis | Perennial | Vine | Part-shade | Dry |
Amphicarpaea bracteata | American Hogpeanut | Annual | Vine | ||
Amphicarpum muehlenbergianum | Muhlenberg Maidencane, Florida Peanut-grass, Blue Maidencane | Perennial | Grass/Grass-like | Sun, Part-shade | |
Amsonia ludoviciana | Louisiana Bluestar, Sandhill Bluestar | Perennial | Herb | ||
Amsonia rigida | Stiff Bluestar, Marsh Bluestar | Perennial | Herb | Sun, Part-shade | Moist |
Amsonia tabernaemontana | Eastern Bluestar, Blue Dogbane, Willow Amsonia, Woodland Bluestar | Perennial | Herb | Part-shade | Wet |
Anagallis minima | Chaffweed | Annual | Herb | ||
Anaphalis margaritacea | Western Pearly Everlasting, Pearly-everlasting | Perennial | Herb | Sun, Part-shade | Dry |
Andromeda polifolia | Bog Rosemary, Bog-rosemary | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist |
Andropogon brachystachyus | Shortspike Bluestem | Perennial | Grass/Grass-like | Sun | Moist |
Andropogon capillipes | Chalky Bluestem, Wetland White Bluestem | Perennial | Grass/Grass-like | Sun, Part-shade | |
Andropogon gerardii | Big Bluestem, Tall Bluestem, Turkeyfoot | Perennial | Grass/Grass-like | Sun, Part-shade | Moist |
Andropogon glaucopsis | Purple Bluestem, Chalky Bluestem | Perennial | Grass/Grass-like | ||
Andropogon glomeratus | Bushy Bluestem, Brushy Bluestem | Perennial | Grass/Grass-like | Sun | Wet, Moist |
Andropogon gyrans | Elliott's Bluestem | Perennial | Grass/Grass-like | ||
Andropogon ternarius | Splitbeard Bluestem, Split Bluestem | Perennial | Grass/Grass-like | Sun, Part-shade | Dry |
Andropogon virginicus | Broomsedge, Broomsedge Bluestem, Yellowsedge Bluestem, Whiskey Grass, Popotillo Pajon | Perennial | Grass/Grass-like | Part-shade | Moist |
Androsace septentrionalis | Pygmyflower Rockjasmine, Northern Fairy Candelabra | Annual | Herb | ||
Anemone canadensis | Canadian Anemone, Round-leaf Thimbleweed, Canada Anemone, Windflower, Meadow Anemone | Perennial | Herb | Shade, Part-shade | Moist |
Anemone narcissiflora | Narcissus Anemone, Narcissus-flower Thimbleweed, Narcissis-flowered Anemone | Perennial | Herb | Part-shade | |
Anemone oregana | Blue Windflower, Oregon Anemone | Perennial | Herb | ||
Anemone parviflora | Smallflowered Anemone | Perennial | Herb | ||
Anemone quinquefolia | Wood Anemone, Nightcaps, Windflower | Perennial | Herb | Shade, Part-shade | Moist |
Anemone richardsonii | Yellow Thimbleweed | Perennial | Herb | ||
Anemone virginiana | Tall Thimbleweed, Thimbleweed, Tall Anemone | Perennial | Herb | Sun, Part-shade | Moist, Dry |
Anemopsis californica | Yerba Mansa, Yerba-mansa, Lizard Tail | Perennial | Herb | Sun | Wet |
Angelica ampla | Giant Angelica | Perennial | Herb | Sun, Part-shade | Moist |
Angelica arguta | Lyall's Angelica | Perennial | Herb | ||
Angelica atropurpurea | Purplestem Angelica | Perennial | Herb | Sun, Part-shade | Wet, Moist |
Angelica genuflexa | Kneeling Angelica | Perennial | Herb | Shade, Part-shade | Wet, Moist |
Angelica lucida | Seacoast Angelica | Perennial | Herb | ||
Annona glabra | Pond Apple | Perennial | Tree | ||
Anoda cristata | Crested Anoda | Annual | Herb | ||
Antennaria alpina | Alpine Pussytoes, Alpine Everlasting | Perennial | Herb | Sun | Moist |
Antennaria neglecta | Field Pussytoes, Prairie Everlasting | Perennial | Herb | Sun | Dry |
Apios americana | Groundnut, Wild Potato, Indian Potato | Perennial | Vine | Shade | Wet, Moist |
Aplectrum hyemale | Adam And Eve | Perennial | Herb | Shade, Part-shade | Moist |
Apocynum androsaemifolium | Spreading Dogbane, Bitterroot, Flytrap Dogbane | Perennial | Herb | Sun, Shade, Part-shade | Dry |
Apocynum cannabinum | Indian Hemp, Prairie Dogbane, Hemp Dogbane, Dogbane | Perennial | Herb | Part-shade | Moist |
Aquilegia canadensis | Eastern Red Columbine, Wild Red Columbine | Perennial | Herb | Shade, Part-shade | Moist, Dry |
Aquilegia chrysantha | Golden Columbine, Yellow Columbine, Southwestern Yellow Columbine | Perennial | Herb | Shade, Part-shade | Moist |
Aquilegia coerulea | Colorado Blue Columbine, Rocky Mountain Columbine | Perennial | Herb | Shade | Moist |
Aquilegia eximia | Van Houtte's Columbine, Serpentine Columbine | Perennial | Herb | Part-shade | Moist |
Aquilegia formosa | Western Columbine, Crimson Columbine, Scarlet Columbine, Red Columbine | Perennial | Herb | Sun, Part-shade | Moist, Dry |
Aquilegia longissima | Longspur Columbine, Longspur Yellow Columbine | Perennial | Herb | Shade, Part-shade | Moist |
Arabis alpina | Alpine Rockcress | Perennial | Herb | ||
Arabis drummondii | Drummond's Rockcress | Biennial | Herb | Part-shade | |
Arabis hirsuta var. pycnocarpa | Creamflower Rockcress | Annual | Herb | ||
Arabis lyrata | Lyrate Rockcress, Lyre-leaf Rockcress | Biennial | Herb | ||
Arabis ×divaricarpa | Spreadingpod Rockcress | Biennial, Perennial | Herb | ||
Aralia californica | California Spikenard | Perennial | Herb | Part-shade | |
Aralia nudicaulis | Wild Sarsaparilla | Perennial | Subshrub | Sun, Shade | Moist |
Aralia racemosa | American Spikenard | Perennial | Herb | Sun | Moist |
Aralia spinosa | Devil's Walking Stick, Hercules Club, Angelica Tree, Pigeon Tree, Shotbush, Prickly Elder, Prickly Ash | Perennial | Tree | Part-shade | Moist |
Arctagrostis latifolia | Wideleaf Polargrass, Broad-leaf Arctic-bent, Polar Grass | Perennial | Grass/Grass-like | Sun | Wet |
Arctostaphylos rubra | Red Fruit Bearberry, Alpine Bearberry, Arctic Bearberry, Red Manzanita, Ravenberry | Perennial | Shrub | ||
Arctostaphylos uva-ursi | Kinnikinnick, Red Bearberry, Kinnikinnik | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Arenaria lanuginosa | Spreading Sandwort | Perennial | Herb | ||
Arethusa bulbosa | Dragon's Mouth, Swamp Pink | Perennial | Herb | Wet | |
Argentina anserina | Silverweed Cinquefoil, Common Silverweed, Silverweed, Goosefoot | Perennial | Herb | Shade | Moist |
Arisaema dracontium | Green Dragon, Dragonroot, Greendragon | Perennial | Herb | Sun, Shade | Moist |
Arisaema triphyllum | Jack In The Pulpit, Indian Jack In The Pulpit, Jack-in-the-pulpit | Perennial | Herb | Sun, Shade | Wet, Moist |
Aristida beyrichiana | Beyrich Threeawn, Wiregrass | Perennial | Grass/Grass-like | Sun, Part-shade | |
Aristida longespica | Slimspike Threeawn, Kearney's Three-awn, Red Three-awn, Slender Three-awn | Annual | Grass/Grass-like | ||
Aristida stricta | Pineland Threeawn, Wiregrass | Perennial | Grass/Grass-like | Sun, Part-shade | Moist, Dry |
Aristolochia serpentaria | Virginia Snakeroot, Virginia Dutchmanspipe | Perennial | Herb | Shade | Dry |
Aristolochia tomentosa | Woolly Dutchman's Pipe, Common Dutchman's Pipe | Perennial | Vine | Part-shade | Moist |
Armeria maritima | Thrift Seapink | Perennial | Herb | Sun | Moist, Dry |
Arnica acaulis | Common Leopardbane | Perennial | Herb | Shade | Moist |
Arnica chamissonis | Chamisso Arnica | Perennial | Herb | Sun | Moist |
Arnica fulgens | Foothill Arnica | Perennial | Herb | Part-shade | |
Arnica lanceolata | Lanceleaf Arnica | Perennial | Herb | ||
Arnica latifolia | Broadleaf Arnica, Mountain Arnica, Daffodil Leopardbane | Perennial | Herb | Sun, Part-shade | Wet |
Arnica longifolia | Spearleaf Arnica | Perennial | Herb | Sun | Moist |
Arnica mollis | Hairy Arnica | Perennial | Herb | ||
Arnoglossum ovatum | Ovateleaf Cacalia | Perennial | Herb | ||
Arnoglossum plantagineum | Groovestem Indian Plantain, Indian Plantain, Prairie Plantain, Prairie Indian Plantain | Perennial | Herb | Sun | Moist |
Aronia arbutifolia | Red Chokeberry, Red Chokecherry | Perennial | Shrub | Sun | Moist |
Aronia melanocarpa | Black Chokeberry | Perennial | Shrub | Part-shade | Moist |
Artemisia cana | Silver Sagebrush, Coaltown Sagebrush, Dwarf Sagebrush, Hoary Sagebrush, Silvery Sagebrush | Perennial | Shrub | Sun | Dry |
Artemisia douglasiana | Douglas' Sagewort, Douglas Mugwort | Perennial | Herb | Sun | Moist |
Artemisia ludoviciana | Louisiana Artemisia, Louisiana Sage, White Sage, Prairie Sage, Silver Sage, White Sagebrush, Louisiana Wormwood, Silver Wormwood, Louisiana Sagewort, Gray Sagewort, Cudweed Sagewort, Mugwort Wormwood | Perennial | Subshrub | Sun | Dry |
Artemisia stelleriana | Oldwoman, Dusty Miller | Perennial | Herb | ||
Aruncus dioicus | Bride's Feathers, Goat's Beard | Perennial | Herb | Sun, Shade, Part-shade | Wet, Moist |
Arundinaria gigantea | Giant Cane, River Cane, Switch Cane, American Bamboo | Perennial | Grass/Grass-like | Part-shade | Wet |
Asarum canadense | Canadian Wild Ginger, Wild Ginger | Perennial | Herb | Shade, Part-shade | Moist |
Asarum caudatum | British Columbia Wild Ginger, Long-tail Wild Ginger | Perennial | Herb | Shade | Moist |
Asclepias exaltata | Poke Milkweed | Perennial | Herb | Sun, Part-shade | |
Asclepias fascicularis | Mexican Whorled Milkweed, Narrowleaf Milkweed | Perennial | Herb | Sun | Moist, Dry |
Asclepias incarnata | Swamp Milkweed, Pink Milkweed | Perennial | Herb | Sun, Part-shade | Wet, Moist |
Asclepias lanceolata | Fewflower Milkweed, Few-flower Milkweed, Red Milkweed | Perennial | Herb | Sun | Wet |
Asclepias longifolia | Longleaf Milkweed | Perennial | Herb | ||
Asclepias michauxii | Michaux's Milkweed | Perennial | Herb | Part-shade | Dry |
Asclepias oenotheroides | Zizotes Milkweed, Hierba De Zizotes, Side-cluster Milkweed, Longhorn Milkweed, Primrose Milkweed, Lindheimer's Milkweed | Perennial | Herb | Sun | Dry |
Asclepias perennis | White Swamp Milkweed, Aquatic Milkweed | Perennial | Herb | Sun, Part-shade | Wet, Moist |
Asclepias purpurascens | Purple Milkweed | Perennial | Herb | Sun | Dry |
Asclepias rubra | Red Milkweed, Tall Pink Bog Milkweed | Perennial | Herb | Sun, Part-shade | Wet, Moist |
Asclepias speciosa | Showy Milkweed | Perennial | Herb | Sun | Moist |
Asclepias subverticillata | Horsetail Milkweed, Poison Milkweed | Perennial | Herb | ||
Asclepias syriaca | Common Milkweed | Perennial | Herb | Sun | Moist |
Asclepias texana | Texas Milkweed, White Milkweed | Perennial | Herb | Sun | Dry |
Asclepias variegata | Redring Milkweed, White-flowered Milkweed | Perennial | Herb | Sun, Part-shade | Dry |
Asclepias verticillata | Whorled Milkweed, Eastern Whorled Milkweed | Perennial | Herb | Sun, Part-shade | Dry |
Asimina parviflora | Smallflower Pawpaw, Small-flower Pawpaw, Dwarf Pawpaw | Perennial | Shrub | Part-shade | |
Asimina pygmea | Dwarf Pawpaw, Gopher-berry | Perennial | Subshrub, Shrub | ||
Asimina reticulata | Netted Pawpaw, Woolly Pawpaw, Hairy Pawpaw | Perennial | Shrub | ||
Asimina triloba | Pawpaw, Common Pawpaw, Custard Apple, Indian Banana, Wild Banana | Perennial | Tree | Sun, Shade, Part-shade | Moist |
Asplenium platyneuron | Ebony Spleenwort | Perennial | Fern | Shade, Part-shade | Moist |
Asplenium trichomanes | Maidenhair Spleenwort | Perennial | Herb, Fern | Sun, Shade | Moist |
Astilbe biternata | Appalachian False Goat's Beard, False Goatsbeard | Perennial | Herb | Part-shade | Moist |
Astragalus agrestis | Purple Milkvetch, Field Milk-vetch | Perennial | Herb | Sun | |
Astragalus alpinus | Alpine Milkvetch | Perennial | Herb | Sun | Moist |
Astragalus americanus | American Milkvetch, American Milk-vetch, Rattlepod | Perennial | Herb | Part-shade | Moist |
Astragalus canadensis | Canadian Milkvetch, Canada Milkvetch, Milk Vetch | Perennial | Herb | Sun, Part-shade | Wet, Dry |
Astragalus eucosmus | Elegant Milkvetch | Perennial | Herb | ||
Astragalus lentiginosus | Freckled Milkvetch | Annual | Herb | ||
Astragalus robbinsii | Robbins' Milkvetch | Perennial | Herb | ||
Athyrium filix-femina ssp. angustum | Subarctic Ladyfern, Northern Lady Fern | Perennial | Herb, Fern | ||
Athyrium filix-femina ssp. asplenioides | Southern Lady Fern | Perennial | Fern | Part-shade | Wet, Moist |
Atriplex glabriuscula | Scotland Orache, Babington's Orache, Northeastern Saltbush, Glabrous Orach | Annual | Herb | ||
Atriplex lentiformis | Big Saltbush, Quailbush, Saltbush, Coastal Quail Bush | Perennial | Subshrub | Sun | Moist |
Atriplex prostrata | Triangle Orache | Annual | Herb | ||
Avicennia germinans | Black Mangrove | Perennial | Shrub | Sun | Moist |
Azolla caroliniana | Carolina Mosquitofern | Annual | Fern | ||
Baccharis halimifolia | Groundseltree, Sea-myrtle, Consumptionweed, Eastern Baccharis, Groundsel, Groundsel Bush, Salt Marsh-elder, Salt Bush, Florida Groundsel Bush | Perennial | Shrub | Part-shade | Wet |
Baccharis neglecta | False Willow, Jara Dulce, Poverty Weed, Roosevelt Weed | Perennial | Shrub | Part-shade | Dry |
Baccharis salicifolia | Mule's Fat, Seep Willow | Perennial | Shrub | Sun, Part-shade | Moist |
Baccharis salicina | Willow Baccharis, Great Plains False Willow | Perennial | Shrub | Sun | |
Baccharis sarothroides | Desert Broom, Desertbroom | Perennial | Shrub | Sun | |
Bacopa monnieri | Herb-of-grace, Water Hyssop, Coastal Water-hyssop | Perennial | Herb | Sun, Part-shade | Wet, Moist |
Bacopa rotundifolia | Disk Waterhyssop, Disc Water-hyssop | Perennial | Herb | Sun | |
Balduina uniflora | Oneflower Honeycombhead | Perennial | Herb | ||
Baptisia alba | White Wild Indigo, White Baptisia | Perennial | Herb | Sun | Moist, Dry |
Baptisia australis | Blue Wild Indigo, Wild Blue Indigo, Blue False Indigo | Perennial | Herb | Sun | Moist |
Baptisia megacarpa | Apalachicola Wild Indigo | Perennial | Herb | Sun | Moist, Dry |
Barbarea orthoceras | American Yellowrocket | Biennial | Herb | ||
Barkleyanthus salicifolius | Willow Ragwort | Perennial | Subshrub | ||
Bartonia paniculata | Twining Screwstem | Annual | Vine | ||
Bartonia virginica | Yellow Screwstem | Annual | Herb | ||
Batis maritima | Turtleweed, Seaside Saltwort | Perennial | Shrub | Sun | Moist |
Beckmannia syzigachne | American Sloughgrass | Annual | Grass/Grass-like | ||
Bejaria racemosa | Tarflower, Flyweed, Flycatcher | Perennial | Shrub | ||
Berchemia scandens | Alabama Supplejack, Alabama Supple-jack, Rattan-vine | Perennial | Vine | Shade, Part-shade | Moist |
Besseya alpina | Alpine Besseya | Perennial | Herb | ||
Betula alleghaniensis | Yellow Birch | Perennial | Tree | Shade, Part-shade | Wet, Moist |
Betula lenta | Sweet Birch, Cherry Birch, Black Birch, Mahogany Birch | Perennial | Tree | Shade, Part-shade | Moist, Dry |
Betula nana | Dwarf Birch, Swamp Birch | Perennial | Subshrub, Shrub | Sun, Part-shade | Wet, Moist |
Betula neoalaskana | Resin Birch, Alaska Birch | Perennial | Tree | Shade, Part-shade | Moist |
Betula nigra | River Birch, Red Birch, Black Birch, Water Birch | Perennial | Tree | Part-shade | Moist |
Betula occidentalis | Water Birch, Mountain Birch | Perennial | Tree | Sun, Shade, Part-shade | Moist |
Betula papyrifera | Paper Birch, Canoe Birch, White Birch | Perennial | Tree | Sun, Shade, Part-shade | Moist |
Betula papyrifera var. cordifolia | Mountain Paper Birch | Perennial | Tree | Sun, Shade, Part-shade | Moist |
Betula populifolia | Gray Birch, White Birch, Aspen-leaved Birch | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist, Dry |
Betula pumila | Bog Birch | Perennial | Shrub | Sun, Shade, Part-shade | Wet |
Bidens aristosa | Bearded Beggarticks, Tickseed Sunflower | Annual | Herb | Part-shade | |
Bidens beckii | Beck's Watermarigold | Perennial | Herb | ||
Bidens bigelovii | Bigelow's Beggarticks | Annual | Herb | ||
Bidens cernua | Nodding Beggartick, Bur Marigold, Nodding Beggarticks, Nodding Bur Marigold, Nodding Burmarigold, Nodding Burr-marigold, Sticktight | Annual | Herb | Part-shade | Moist |
Bidens coronata | Crowned Beggarticks | Annual | Herb | ||
Bidens discoidea | Small Beggarticks | Annual | Herb | Part-shade | |
Bidens eatonii | Eaton's Beggarticks | Annual | Herb | ||
Bidens frondosa | Devil's Beggartick, Spanish Needles | Annual | Herb | Part-shade | |
Bidens heterodoxa | Connecticut Beggarticks | Annual | Herb | ||
Bidens hyperborea | Estuary Beggarticks | Annual | Herb | ||
Bidens laevis | Smooth Beggartick, Smooth Bidens, Smooth Bur Marigold, Larger Bur Marigold | Annual | Herb | Sun, Part-shade | Wet, Moist |
Bidens leptocephala | Fewflower Beggarticks | Annual | Herb | Sun | Moist |
Bidens tripartita | Threelobe Beggarticks, Three-part Beggarticks, Leafy-bracted Beggarticks, Trifid Bur-marigold | Annual | Herb | ||
Bidens vulgata | Big Devils Beggartick | Annual | Herb | ||
Bigelowia nudata | Pineland Rayless Goldenrod | Perennial | Subshrub | ||
Bigelowia nuttallii | Nuttall's Rayless Goldenrod | Perennial | Herb | ||
Bignonia capreolata | Crossvine | Perennial | Vine | Sun, Part-shade | Moist, Dry |
Blechnum spicant | Deer Fern | Perennial | Herb, Fern | Shade, Part-shade | Wet, Moist |
Blennosperma bakeri | Baker's Stickyseed | Annual | Herb | ||
Blennosperma nanum | Common Stickyseed | Annual | Herb | ||
Blutaparon vermiculare | Silverhead | Perennial | Herb | ||
Blysmus rufus | Red Bulrush | Perennial | Grass/Grass-like | ||
Boehmeria cylindrica | Smallspike False Nettle, Bog Hemp | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Boerhavia erecta | Erect Spiderling, Common Spiderling | Annual | Herb | ||
Bolboschoenus fluviatilis | River Bulrush | Perennial | Grass/Grass-like | Sun | |
Bolboschoenus maritimus | Cosmopolitan Bulrush, Saltmarsh Club-rush, Alkali Bulrush, Prairie Bulrush, Bayonet Grass | Perennial | Grass/Grass-like | Sun | Wet |
Boltonia asteroides | Boltonia, White Doll's Daisy | Perennial | Herb | Sun | Moist, Dry |
Borrichia frutescens | Bushy Seaside Tansy, Ox-eye Daisy, Sea Daisy, Sea Ox-eye | Perennial | Shrub | Sun | Moist |
Boschniakia rossica | Northern Groundcone | Perennial | Herb | ||
Bothriochloa barbinodis | Pinhole Bluestem, Cane Bluestem, Cane Beardgrass, Feather Bluestem, Plains Beardgrass | Perennial | Grass/Grass-like | Sun | Dry |
Botrychium dissectum | Cutleaf Grapefern | Perennial | Herb, Fern | ||
Botrychium lanceolatum | Lanceleaf Grapefern | Perennial | Herb, Fern | Part-shade | |
Botrychium lunaria | Common Moonwort | Perennial | Herb, Fern | Part-shade | Dry |
Botrychium matricariifolium | Matricary Grapefern | Perennial | Herb, Fern | Dry | |
Botrychium multifidum | Leathery Grapefern | Perennial | Herb, Fern | Shade | Moist |
Botrychium oneidense | Bluntlobe Grapefern | Perennial | Herb, Fern | Shade | Wet |
Botrychium simplex | Little Grapefern | Perennial | Herb, Fern | Moist | |
Botrychium virginianum | Rattlesnake Fern | Perennial | Herb, Fern | Shade | Moist |
Bouteloua dactyloides | Buffalograss, Buffalo Grass | Perennial | Grass/Grass-like | Sun | Dry |
Bowlesia incana | Hoary Bowlesia | Annual | Herb | ||
Boykinia major | Large Boykinia | Perennial | Herb | ||
Boykinia occidentalis | Coastal Brookfoam, Coast Boykinia | Perennial | Herb | ||
Boykinia rotundifolia | Roundleaf Brookfoam | Perennial | Herb | Part-shade | Moist |
Brachyelytrum erectum | Bearded Shorthusk, Longawn Woodgrass | Perennial | Grass/Grass-like | ||
Brasenia schreberi | Watershield | Perennial | Herb | ||
Brodiaea coronaria | Crown Brodiaea, Harvest Brodiaea | Perennial | Herb | Sun | Moist |
Brodiaea elegans | Harvest Brodiaea, Elegant Cluster-lily | Perennial | Herb | Part-shade | |
Bromus ciliatus | Fringed Brome | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Moist |
Bromus inermis | Smooth Brome | Perennial | Grass/Grass-like | Sun | Dry |
Bromus kalmii | Arctic Brome, Prairie Brome, Wild Chess | Perennial | Grass/Grass-like | Sun | Dry |
Bromus latiglumis | Earlyleaf Brome | Perennial | Grass/Grass-like | Shade, Part-shade | Moist |
Brunnichia ovata | American Buckwheat Vine | Perennial | Vine | ||
Buchnera americana | American Bluehearts, Bluehearts | Annual | Herb | Sun | Moist |
Bucida buceras | Gregorywood, Florida , Oxhorn Bucida, Black Olive | Perennial | Tree | Sun | Moist |
Bulbostylis capillaris | Densetuft Hairsedge, Hair-sedge | Annual | Grass/Grass-like | ||
Cakile edentula | American Searocket | Annual | Herb | ||
Cakile geniculata | Gulf Searocket | Annual | Subshrub | ||
Cakile lanceolata | Coastal Searocket | Annual | Subshrub | ||
Calamagrostis canadensis | Bluejoint | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Wet, Moist |
Calamagrostis coarctata | Arctic Reedgrass | Perennial | Grass/Grass-like | Sun | |
Calamagrostis pickeringii | Pickering's Reedgrass | Perennial | Grass/Grass-like | Sun, Part-shade | Moist |
Calamagrostis stricta | Slimstem Reedgrass | Perennial | Grass/Grass-like | ||
Calandrinia ciliata | Fringed Redmaids, Redmaids | Annual | Herb | ||
Calibrachoa parviflora | Seaside Petunia | Annual | Herb | Sun | |
Calla palustris | Water Arum, Water-dragon, Wild Calla | Perennial | Herb | Shade | Wet, Moist |
Callicarpa americana | American Beautyberry , French Mulberry | Perennial | Shrub | Part-shade | Moist |
Callitriche hermaphroditica | Northern Water-starwort | Perennial | Herb | Sun | |
Callitriche heterophylla | Two-headed Water-starwort | Annual | Herb | Sun | |
Callitriche palustris | Vernal Water-starwort | Perennial | Herb | Sun | Moist |
Callitriche pedunculosa | Nuttall's Water-starwort | Annual | Herb | ||
Callitriche terrestris | Terrestrial Water-starwort | Annual | Herb | Part-shade | Moist, Dry |
Callitropsis nootkatensis | Alaska Cedar, Alaska-cedar, Yellow Cedar, Nootka Cedar | Perennial | Tree | Part-shade | Wet |
Calochortus nudus | Naked Mariposa Lily | Perennial | Herb | ||
Calochortus palmeri | Palmer's Mariposa Lily | Perennial | Herb | Sun | Moist, Dry |
Calochortus striatus | Alkali Mariposa Lily | Perennial | Herb | Sun | Moist, Dry |
Calochortus uniflorus | Monterey Mariposa Lily, Monterey Mariposa-lily, Meadow Star Tulip | Perennial | Herb | Sun | |
Calopogon barbatus | Bearded Grasspink | Perennial | Herb | Sun | |
Calopogon multiflorus | Manyflower Grasspink | Perennial | Herb | ||
Calopogon pallidus | Pale Grass-pink | Perennial | Herb | ||
Calopogon tuberosus | Tuberous Grasspink, Grass Pink | Perennial | Herb | ||
Caltha leptosepala | White Marsh-marigold, Elks-lip | Perennial | Herb | Part-shade | Wet |
Caltha palustris | Yellow Marsh Marigold, Cowslip | Perennial | Herb | Shade, Part-shade | Wet, Moist |
Calycanthus floridus | Eastern Sweetshrub, Carolina Allspice, Sweet Shrub | Perennial | Shrub | Part-shade | Moist |
Calycanthus occidentalis | Western Sweetshrub, California Sweet Shrub, Spice Bush, Western Spicebush | Perennial | Shrub | Sun, Part-shade | Moist |
Calydorea coelestina | Bartram's Ixia | Perennial | Herb | ||
Calypso bulbosa | Fairy Slipper | Perennial | Herb | Shade, Part-shade | Moist |
Calyptocarpus vialis | Horseherb, Straggler Daisy, Hierba Del Caballo, Lawnflower | Perennial | Herb | Sun, Shade, Part-shade | Moist, Dry |
Calystegia sepium | Hedge False Bindweed, Hedge Bindweed | Perennial | Vine | Sun, Shade, Part-shade | Moist |
Camassia leichtlinii | Large Camas, Leichtlin's Camas | Perennial | Herb | Sun | Moist |
Camassia quamash | Small Camas, Common Camass, Swamp Sego | Perennial | Herb | Sun | Moist |
Camassia scilloides | Atlantic Camas, Wild Hyacinth | Perennial | Herb | Shade, Part-shade | Dry |
Campanula aparinoides | Marsh Bellflower | Perennial | Herb | Sun | |
Campanula floridana | Florida Bellflower | Perennial | Herb | ||
Campanula lasiocarpa | Mountain Harebell | Perennial | Herb | Sun | |
Campanula parryi | Parry's Bellflower | Perennial | Herb | Sun, Part-shade | Moist |
Campanula rotundifolia | Bluebell Bellflower, Bluebell Of Scotland, Bluebell, Harebell, Witches' Thimble | Perennial | Herb | Sun, Shade, Part-shade | Dry |
Campanula scouleri | Pale Bellflower, Bellflower, Harebell | Perennial | Herb | Part-shade | Moist |
Campanula uniflora | Arctic Bellflower | Perennial | Subshrub | ||
Campanula wilkinsiana | Wilkins Bellflower | Perennial | Herb | Sun | |
Campanulastrum americanum | American Bellflower, Tall Bellflower | Annual | Herb | Part-shade | Moist |
Campsis radicans | Trumpet Creeper, Trumpet Vine, Common Trumpet Creeper, Cow Vine, Foxglove Vine, Hellvine, Devil's Shoestring | Perennial | Vine | Sun | Moist, Dry |
Canadanthus modestus | Giant Mountain Aster | Perennial | Herb | Sun | |
Canna flaccida | Bandanna Of The Everglades, Golden Canna | Perennial | Herb | Sun | Wet |
Canna glauca | Water Canna, Louisiana Canna, Maraca Amarilla | Perennial | Herb | Sun, Part-shade | Wet, Moist |
Cardamine angustata | Slender Toothwort | Perennial | Herb | Shade, Part-shade | Moist |
Cardamine bellidifolia | Alpine Bittercress | Perennial | Herb | ||
Cardamine bulbosa | Bulbous Bittercress, Spring Cress | Perennial | Herb | Shade | Wet |
Cardamine concatenata | Cutleaf Toothwort, Pepper Root | Perennial | Herb | Shade | Moist |
Cardamine cordifolia | Heartleaf Bittercress | Perennial | Herb | Shade | |
Cardamine diphylla | Crinkleroot, Two-leaved Toothwort, Two-leaf Toothwort | Perennial | Herb | Shade, Part-shade | Moist |
Cardamine douglassii | Limestone Bittercress | Perennial | Herb | Part-shade | Moist |
Cardamine parviflora | Sand Bittercress | Annual | Herb | Sun, Part-shade | Moist, Dry |
Cardamine pensylvanica | Pennsylvania Bittercress | Annual | Herb | Part-shade | Wet, Moist |
Carex albicans | Whitetinge Sedge | Perennial | Grass/Grass-like | Shade, Part-shade | Dry |
Carex albolutescens | Greenwhite Sedge | Perennial | Grass/Grass-like | Part-shade | |
Carex alopecoidea | Foxtail Sedge | Perennial | Grass/Grass-like | Sun, Part-shade | Wet, Moist |
Carex amphibola | Eastern Narrowleaf Sedge, Creek Sedge | Perennial | Grass/Grass-like | Shade, Part-shade | Wet, Moist |
Carex annectens | Yellowfruit Sedge | Perennial | Grass/Grass-like | Sun, Part-shade | |
Carex aquatilis | Water Sedge, Leafy Tussock Sedge | Perennial | Grass/Grass-like | Sun, Part-shade | Wet, Moist |
Carex atlantica | Prickly Bog Sedge | Perennial | Grass/Grass-like | Part-shade | |
Carex atratiformis | Scrabrous Black Sedge | Perennial | Grass/Grass-like | ||
Carex atrosquama | Lesser Blackscale Sedge | Perennial | Grass/Grass-like | ||
Carex aurea | Golden Sedge | Perennial | Grass/Grass-like | Part-shade | Wet, Moist |
Carex barbarae | Santa Barbara Sedge | Perennial | Grass/Grass-like | Part-shade | |
Carex bebbii | Bebb's Sedge | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Moist |
Carex bicknellii | Bicknell's Sedge, Prairie Sedge | Perennial | Grass/Grass-like | Sun, Part-shade | Wet, Moist, Dry |
Carex bigelowii | Bigelow's Sedge | Perennial | Grass/Grass-like | Part-shade | |
Carex blanda | Eastern Woodland Sedge, Creek Sedge, Common Wood Sedge | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Moist, Dry |
Carex bromoides | Bromelike Sedge | Perennial | Grass/Grass-like | Sun, Part-shade | Wet, Moist |
Carex brunnescens | Brownish Sedge | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Wet, Moist |
Carex bullata | Button Sedge | Perennial | Grass/Grass-like | ||
Carex buxbaumii | Buxbaum's Sedge | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Moist |
Carex canescens | Silvery Sedge | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Moist |
Carex capillaris | Hairlike Sedge | Perennial | Grass/Grass-like | Part-shade | |
Carex castanea | Chestnut Sedge | Perennial | Grass/Grass-like | ||
Carex cephaloidea | Thinleaf Sedge | Perennial | Grass/Grass-like | ||
Carex cherokeensis | Cherokee Sedge | Perennial | Grass/Grass-like | Part-shade | Wet, Moist |
Carex chordorrhiza | Creeping Sedge | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Moist |
Carex comosa | Longhair Sedge | Perennial | Grass/Grass-like | Part-shade | Moist |
Carex complanata | Hirsute Sedge | Perennial | Herb, Grass/Grass-like | ||
Carex concinna | Low Northern Sedge | Perennial | Grass/Grass-like | ||
Carex conoidea | Openfield Sedge | Perennial | Grass/Grass-like | ||
Carex crawei | Crawe's Sedge | Perennial | Grass/Grass-like | ||
Carex crawfordii | Crawford's Sedge | Perennial | Grass/Grass-like | ||
Carex crinita | Fringed Sedge | Perennial | Grass/Grass-like | Shade, Part-shade | Wet, Moist |
Carex crus-corvi | Ravenfoot Sedge | Perennial | Grass/Grass-like | ||
Carex cryptolepis | Northeastern Sedge | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Wet, Moist |
Carex cumulata | Clustered Sedge | Perennial | Grass/Grass-like | ||
Carex debilis | White Edge Sedge | Perennial | Grass/Grass-like | Part-shade | |
Carex deweyana | Dewey Sedge | Perennial | Grass/Grass-like | Part-shade | |
Carex diandra | Lesser Panicled Sedge | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Wet, Moist |
Carex digitalis | Slender Woodland Sedge | Perennial | Grass/Grass-like | ||
Carex disperma | Softleaf Sedge | Perennial | Grass/Grass-like | Shade, Part-shade | Moist |
Carex eburnea | Bristleleaf Sedge | Perennial | Grass/Grass-like | Shade, Part-shade | Moist |
Carex echinata | Star Sedge | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Moist |
Carex emoryi | Emory's Sedge, Emory Sedge | Perennial | Grass/Grass-like | Sun, Part-shade | Wet |
Carex exilis | Coastal Sedge | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Wet, Moist |
Carex flaccosperma | Thinfruit Sedge | Perennial | Grass/Grass-like | ||
Carex flava | Yellow Sedge | Perennial | Grass/Grass-like | Sun | Moist |
Carex folliculata | Northern Long Sedge | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Moist |
Carex frankii | Frank's Sedge | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Wet |
Carex garberi | Elk Sedge | Perennial | Grass/Grass-like | ||
Carex glareosa | Lesser Saltmarsh Sedge | Perennial | Grass/Grass-like | ||
Carex glaucescens | Southern Waxy Sedge | Perennial | Grass/Grass-like | ||
Carex glaucodea | Blue Sedge, Blue Wood Sedge | Perennial | Grass/Grass-like | Part-shade | Moist |
Carex gracillima | Graceful Sedge | Perennial | Grass/Grass-like | Part-shade | |
Carex granularis | Limestone Meadow Sedge | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Moist, Dry |
Carex gravida | Heavy Sedge | Perennial | Grass/Grass-like | ||
Carex grayi | Gray's Sedge | Perennial | Grass/Grass-like | Part-shade | |
Carex grisea | Inflated Narrow-leaf Sedge | Perennial | Grass/Grass-like | ||
Carex gynandra | Nodding Sedge | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Moist |
Carex gynocrates | Northern Bog Sedge | Perennial | Grass/Grass-like | ||
Carex haydenii | Hayden's Sedge | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Moist |
Carex heteroneura | Different-nerve Sedge | Perennial | Grass/Grass-like | Part-shade | Moist |
Carex hormathodes | Marsh Straw Sedge | Perennial | Grass/Grass-like | ||
Carex hystericina | Bottlebrush Sedge | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Moist |
Carex interior | Inland Sedge | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Wet, Moist |
Carex intumescens | Greater Bladder Sedge | Perennial | Grass/Grass-like | Shade, Part-shade | Moist |
Carex lachenalii | Twotipped Sedge | Perennial | Grass/Grass-like | ||
Carex lacustris | Hairy Sedge, Lakebank Sedge | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Wet, Moist |
Carex lapponica | Lapland Sedge | Perennial | Grass/Grass-like | ||
Carex lasiocarpa | Woollyfruit Sedge | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Wet, Moist |
Carex laxiflora | Broad Looseflower Sedge | Perennial | Grass/Grass-like | ||
Carex lenticularis | Lakeshore Sedge | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Wet, Moist |
Carex leptalea | Bristlystalked Sedge, Flaccid Sedge | Perennial | Grass/Grass-like | Shade, Part-shade | Wet, Moist |
Carex leptonervia | Nerveless Woodland Sedge | Perennial | Grass/Grass-like | Part-shade | |
Carex limosa | Mud Sedge | Perennial | Grass/Grass-like | Sun | Wet, Moist |
Carex livida | Livid Sedge | Perennial | Grass/Grass-like | ||
Carex longii | Long's Sedge | Perennial | Grass/Grass-like | ||
Carex louisianica | Louisiana Sedge | Perennial | Grass/Grass-like | ||
Carex lupuliformis | False Hop Sedge | Perennial | Grass/Grass-like | Sun | Wet |
Carex lupulina | Hop Sedge | Perennial | Grass/Grass-like | Part-shade | |
Carex lurida | Shallow Sedge, Sallow Sedge, Lurid Sedge | Perennial | Grass/Grass-like | Part-shade | Wet |
Carex lyngbyei | Lyngbye's Sedge | Perennial | Grass/Grass-like | ||
Carex mackenziei | Mackenzie's Sedge | Perennial | Grass/Grass-like | ||
Carex macloviana | Thickhead Sedge | Perennial | Grass/Grass-like | ||
Carex macrocephala | Largehead Sedge, Big-head Sedge | Perennial | Grass/Grass-like | Sun | |
Carex magellanica | Boreal Bog Sedge, Tall Bog-sedge | Perennial | Grass/Grass-like | ||
Carex marina | Sea Sedge | Perennial | Grass/Grass-like | Moist | |
Carex michauxiana | Michaux's Sedge | Perennial | Grass/Grass-like | Wet, Moist | |
Carex microdonta | Littletooth Sedge | Perennial | Grass/Grass-like | ||
Carex microglochin | Fewseeded Bog Sedge, Bristle Sedge | Perennial | Grass/Grass-like | Wet, Moist | |
Carex microptera | Smallwing Sedge | Perennial | Grass/Grass-like | Sun | |
Carex nardina | Spike Sedge | Perennial | Grass/Grass-like | Sun | Dry |
Carex nebrascensis | Nebraska Sedge | Perennial | Grass/Grass-like | Part-shade | Wet |
Carex nigra | Smooth Black Sedge | Perennial | Grass/Grass-like | ||
Carex nigricans | Black Alpine Sedge | Perennial | Grass/Grass-like | ||
Carex nigromarginata | Black Edge Sedge | Perennial | Grass/Grass-like | ||
Carex norvegica ssp. inferalpina | Closedhead Sedge, Intermediate Sedge | Perennial | Grass/Grass-like | ||
Carex novae-angliae | New England Sedge | Perennial | Grass/Grass-like | ||
Carex obnupta | Slough Sedge | Perennial | Grass/Grass-like | Part-shade | |
Carex oklahomensis | Oklahoma Sedge | Perennial | Grass/Grass-like | ||
Carex oligosperma | Fewseed Sedge | Perennial | Grass/Grass-like | Wet, Moist | |
Carex paleacea | Chaffy Sedge | Perennial | Grass/Grass-like | Wet, Moist | |
Carex pallescens | Pale Sedge | Perennial | Grass/Grass-like | ||
Carex pansa | Sanddune Sedge | Perennial | Grass/Grass-like | ||
Carex pauciflora | Fewflower Sedge | Perennial | Grass/Grass-like | Wet, Moist | |
Carex pedunculata | Longstalk Sedge | Perennial | Grass/Grass-like | Shade | Moist, Dry |
Carex pellita | Woolly Sedge | Perennial | Grass/Grass-like | Sun | Wet |
Carex prairea | Prairie Sedge | Perennial | Grass/Grass-like | Wet, Moist | |
Carex praticola | Meadow Sedge | Perennial | Grass/Grass-like | Wet, Moist | |
Carex projecta | Necklace Sedge | Perennial | Grass/Grass-like | Part-shade | |
Carex pseudocyperus | Cypresslike Sedge, Cypress-like Sedge | Perennial | Grass/Grass-like | Sun | Wet, Moist |
Carex radiata | Eastern Star Sedge | Perennial | Grass/Grass-like | Sun, Part-shade | Moist |
Carex rariflora | Looseflower Alpine Sedge | Perennial | Grass/Grass-like | ||
Carex recta | Estuary Sedge | Perennial | Grass/Grass-like | ||
Carex retroflexa | Reflexed Sedge | Perennial | Herb, Grass/Grass-like | Sun, Part-shade | Moist, Dry |
Carex retrorsa | Knotsheath Sedge | Perennial | Grass/Grass-like | Shade, Part-shade | Wet, Moist |
Carex rosea | Rosy Sedge | Perennial | Grass/Grass-like | Shade, Part-shade | Moist, Dry |
Carex rostrata | Beaked Sedge, Swollen Beaked Sedge | Perennial | Grass/Grass-like | Part-shade | Wet |
Carex saxatilis | Rock Sedge | Perennial | Grass/Grass-like | Part-shade | |
Carex scabrata | Eastern Rough Sedge | Perennial | Grass/Grass-like | Part-shade | |
Carex scirpoidea | Northern Singlespike Sedge | Perennial | Grass/Grass-like | Part-shade | |
Carex scoparia | Broom Sedge | Perennial | Grass/Grass-like | Part-shade | Wet, Moist |
Carex siccata | Dryspike Sedge | Perennial | Grass/Grass-like | Dry | |
Carex spissa | San Diego Sedge | Perennial | Grass/Grass-like | Shade | Wet |
Carex sprengelii | Sprengel's Sedge | Perennial | Grass/Grass-like | Shade, Part-shade | Wet, Moist, Dry |
Carex sterilis | Dioecious Sedge | Perennial | Grass/Grass-like | Wet, Moist | |
Carex stipata | Awlfruit Sedge, Awl-fruited Sedge, Stalk-grain Sedge | Perennial | Grass/Grass-like | Sun | Wet, Moist |
Carex stricta | Upright Sedge, Uptight Sedge, Tussock Sedge | Perennial | Grass/Grass-like | Sun | Wet, Moist |
Carex swanii | Swan's Sedge | Perennial | Grass/Grass-like | ||
Carex tenera | Quill Sedge | Perennial | Grass/Grass-like | Part-shade | |
Carex tenuiflora | Sparseflower Sedge | Perennial | Grass/Grass-like | Wet, Moist | |
Carex tetrastachya | Britton's Sedge | Perennial | Grass/Grass-like | ||
Carex torta | Twisted Sedge | Perennial | Grass/Grass-like | Part-shade | |
Carex triangularis | Eastern Fox Sedge | Perennial | Grass/Grass-like | ||
Carex tribuloides | Blunt Broom Sedge | Perennial | Grass/Grass-like | Part-shade | Wet, Moist |
Carex trisperma | Threeseeded Sedge | Perennial | Grass/Grass-like | Part-shade | Wet, Moist |
Carex tuckermanii | Tuckerman's Sedge | Perennial | Grass/Grass-like | Wet, Moist | |
Carex utriculata | Northwest Territory Sedge | Perennial | Grass/Grass-like | Sun | Wet, Moist |
Carex vaginata | Sheathed Sedge | Perennial | Grass/Grass-like | Wet, Moist | |
Carex vernacula | Native Sedge | Perennial | Grass/Grass-like | Part-shade | Wet |
Carex vesicaria | Blister Sedge, Laurent's Sedge | Perennial | Grass/Grass-like | Part-shade | Wet, Moist |
Carex viridula | Little Green Sedge | Perennial | Grass/Grass-like | Sun | Moist |
Carex vulpinoidea | Fox Sedge, Brown Fox Sedge | Perennial | Grass/Grass-like | Sun | Wet, Moist |
Carex wiegandii | Wiegand's Sedge | Perennial | Grass/Grass-like | ||
Carphephorus corymbosus | Florida Paintbrush, Coastal Plain Chaffhead | Perennial | Herb | Part-shade | |
Carphephorus odoratissimus | Vanillaleaf, Vanilla Plant | Perennial | Herb | ||
Carpinus caroliniana | American Hornbeam, Blue Beech, Water Beech, Musclewood, Ironwood | Perennial | Tree | Shade, Part-shade | Moist |
Carya aquatica | Water Hickory, Bitter Water Hickory, Bitter Hickory, Swamp Hickory, Water Pignut Hickory, Water Pignut, Bitter Pecan | Perennial | Tree | Part-shade | Wet |
Carya cordiformis | Bitternut Hickory, Swamp Hickory, Bitternut, Pig Hickory, Pignut Hickory, Pignut, White Hickory, Red Hickory, Bitter Walnut, Bitter Pecan | Perennial | Tree | Sun, Shade, Part-shade | Moist |
Carya glabra | Pignut Hickory, Sweet Pignut Hickory, Coast Pignut Hickory, Pignut, Sweet Pignut, Smoothbark Hickory, Broom Hickory, Red Hickory, Swamp Hickory, Switch Hickory, Switchbud Hickory | Perennial | Tree | Sun, Shade, Part-shade | Dry |
Carya illinoinensis | Pecan | Perennial | Tree | Sun | Moist |
Carya laciniosa | Shellbark Hickory | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist |
Carya myristiciformis | Nutmeg Hickory, Swamp Hickory, Bitter Water Hickory, Bitter Hickory | Perennial | Tree | ||
Carya ovata | Shagbark Hickory, Carolina Hickory, Scalybark Hickory, Upland Hickory, Shellbark Hickory | Perennial | Tree | Sun, Shade, Part-shade | Moist, Dry |
Casasia clusiifolia | Sevenyear Apple | Perennial | Shrub, Tree | Part-shade | |
Cassiope mertensiana | Western Moss Heather, Western Moss-heather | Perennial | Subshrub, Shrub | Sun | |
Cassytha filiformis | Devil's Gut, Love Vine | Perennial | Vine | ||
Castilleja coccinea | Scarlet Paintbrush, Scarlet Indian Paintbrush, Painted Cup, Indian Paintbrush | Annual | Herb | Sun | Moist |
Castilleja indivisa | Texas Indian Paintbrush, Entireleaf Indian Paintbrush, Texas Paintbrush, Indian Paintbrush, Scarlet Paintbrush | Annual | Herb | Sun | Dry |
Castilleja miniata | Giant Red Indian Paintbrush, Meadow Paintbrush | Perennial | Herb | Sun | Wet |
Castilleja occidentalis | Western Indian Paintbrush | Perennial | Herb, Subshrub | ||
Castilleja parviflora | Mountain Indian Paintbrush, Small-flower Indian-paintbrush, Rosy Indian Paintbrush; Mountain Indian Paintbrush | Perennial | Herb | Sun | |
Castilleja raupii | Raup's Indian Paintbrush | Perennial | Herb | ||
Castilleja rhexiifolia | Splitleaf Indian Paintbrush, Rosy Indian Paintbrush | Perennial | Herb | Part-shade | Dry |
Castilleja septentrionalis | Labrador Indian Paintbrush, Pale Painted Cup | Perennial | Herb | ||
Castilleja suksdorfii | Suksdorf's Indian Paintbrush | Perennial | Herb | ||
Castilleja sulphurea | Sulphur Indian Paintbrush, Sulphur Paintbrush | Perennial | Herb, Subshrub | ||
Castilleja unalaschcensis | Alaska Indian Paintbrush, Unalaska Paintbrush | Perennial | Herb | ||
Catabrosa aquatica | Water Whorlgrass | Perennial | Grass/Grass-like | ||
Catalpa bignonioides | Southern Catalpa, Cigar Tree, Indian Bean | Perennial | Tree | Part-shade | Wet |
Catalpa speciosa | Northern Catalpa, Catalpa Tree, Cigar Tree, Indian Bean | Perennial | Tree | Part-shade | Moist |
Celastrus scandens | American Bittersweet | Perennial | Vine | Sun, Shade, Part-shade | Moist, Dry |
Celtis laevigata | Sugar Hackberry, Texas Sugarberry, Sugarberry, Southern Hackberry, Lowland Hackberry, Hackberry, Palo Blanco | Perennial | Tree | Part-shade | Dry |
Celtis laevigata var. reticulata | Netleaf Hackberry, Netleaf Sugar Hackberry, Western Hackberry, Sugar Hackberry, Texas Sugarberry, Palo Blanco, Acibuche | Perennial | Tree | Part-shade | |
Celtis occidentalis | Common Hackberry, Northern Hackberry, American Hackberry, Nettle Tree, Beaverwood, False Elm | Perennial | Tree | Sun, Shade, Part-shade | Moist, Dry |
Centaurium beyrichii | Mountain Pink, Meadow Pink, Catchfly, Quinineweed | Annual | Herb | Part-shade | Dry |
Centaurium calycosum | Arizona Centaury, Shortflower Centaury, Rosita, Buckley Centaury | Annual | Herb | ||
Centaurium glanduliferum | Sticky Centaury | Annual | Herb | ||
Centella erecta | Erect Centella, Erect Spadeleaf | Perennial | Herb | Sun | Moist |
Cephalanthus occidentalis | Common Buttonbush, Buttonbush, Button Willow, Honey Bells, Honeybells, Honey Balls, Honeyballs, Button-bush | Perennial | Shrub | Shade, Part-shade | Wet, Moist |
Cephalanthus salicifolius | Mexican Buttonbush | Perennial | Shrub, Tree | Sun, Part-shade | |
Cerastium arvense | Field Chickweed | Perennial | Herb | Sun | Dry |
Cerastium beeringianum | Bering Chickweed, Mountain Chickweed | Perennial | Herb | ||
Cerastium brachypodum | Short-stalk Chickweed, Shortstalk Chickweed | Annual, Perennial | Herb | ||
Cerastium nutans | Nodding Chickweed | Annual, Perennial | Herb | Sun, Part-shade | Moist |
Ceratophyllum demersum | Coon's Tail | Perennial | Herb | Part-shade | |
Ceratophyllum echinatum | Spineless Hornwort | Perennial | Herb | ||
Cercis canadensis | Eastern Redbud, Redbud | Perennial | Tree | Shade, Part-shade | Moist |
Chaerophyllum tainturieri | Hairyfruit Chervil, Southern Chervil | Annual | Herb | ||
Chamaecrista fasciculata | Partridge Pea, Sleepingplant, Sensitive Plant | Annual | Herb | Sun, Part-shade | Moist, Dry |
Chamaecrista nictitans | Sensitive Partridge Pea, Partridge-pea, Sensitive Pea | Annual | Herb | Sun | |
Chamaecyparis lawsoniana | Port Orford Cedar, Lawson False Cypress, Lawson's False Cypress | Perennial | Tree | Part-shade | Dry |
Chamaecyparis thyoides | Atlantic White Cedar | Perennial | Tree | Part-shade | Wet |
Chamaedaphne calyculata | Leatherleaf, Cassandra | Perennial | Shrub | Sun | Wet |
Chamaelirium luteum | Fairywand, Blazing Star | Perennial | Herb | Part-shade | |
Chamaesyce maculata | Spotted Spurge, Spotted Euphorbia, Spotted Sandmat, Milk Purslane, Prostrate Spurge | Annual | Herb | Sun | Dry |
Chamaesyce nutans | Nodding Spurge, Eyebane | Annual | Herb | Sun | Dry |
Chamaesyce polygonifolia | Seaside Sandmat | Annual | Herb | Sun | Dry |
Chamaesyce prostrata | Prostrate Spurge, Prostrate Sandmat, Ground Spurge | Annual | Herb | Sun, Part-shade | Dry |
Chamaesyce rockii | Koolau Range Sandmat | Perennial | Tree | ||
Chamaesyce serpens | Matted Sandmat, Prostrate Spurge, Creeping Spurge | Annual | Herb | ||
Chamerion angustifolium ssp. angustifolium | Fireweed, Narrow-leaf Fireweed, Willow Herb | Perennial | Herb | Sun | Moist |
Chamerion latifolium | Dwarf Fireweed, Broad-leaf Fireweed | Perennial | Herb | Sun | Moist |
Chaptalia tomentosa | Woolly Sunbonnets | Perennial | Herb | Sun, Part-shade | Moist |
Chasmanthium latifolium | Inland Sea Oats, Indian Wood Oats, Wild Oats, River Oats, Flathead Oats, Upland Oats, Upland Sea Oats | Perennial | Grass/Grass-like | Shade, Part-shade | Moist |
Chasmanthium laxum | Slender Woodoats, Slender Chasmanthium | Perennial | Grass/Grass-like | ||
Chelone cuthbertii | Cuthbert's Turtlehead | Perennial | Herb | Sun, Part-shade | Moist |
Chelone glabra | White Turtlehead | Perennial | Herb | Sun, Shade, Part-shade | Wet, Moist |
Chelone lyonii | Pink Turtlehead | Perennial | Herb | Part-shade | |
Chelone obliqua | Red Turtlehead | Perennial | Herb | Part-shade | Moist |
Chenopodium album | Lambsquarters | Annual | Herb | Sun, Shade, Part-shade | Dry |
Chenopodium leptophyllum | Narrowleaf Goosefoot | Annual | Herb | ||
Chenopodium rubrum | Red Goosefoot | Annual | Herb | Sun | |
Chilopsis linearis | Desert Willow, Flowering Willow, Willow-leaved Catalpa, Willowleaf Catalpa, Bow Willow, Flor De Mimbre, Mimbre | Perennial | Tree | Sun | Moist, Dry |
Chiococca alba | Snowberry, West Indian Milkberry, David's Milkberry, Cahinca, West Indian Snowberry, Milkberry | Perennial | Shrub | Shade, Part-shade | Moist |
Chionanthus virginicus | White Fringetree, Fringe Tree, Snowflower Tree, Flowering Ash, Old Man's Beard, Grandfather Graybeard, Grancy Graybeard | Perennial | Tree | Part-shade | Moist |
Chionophila jamesii | Rocky Mountain Snowlover | Perennial | Herb | ||
Chloracantha spinosa | Spiny Chloracantha, Mexican Devil-weed | Perennial | Herb | ||
Chloris virgata | Feather Fingergrass, Showy Chloris | Annual | Grass/Grass-like | Part-shade | Dry |
Chromolaena odorata | Blue Mistflower, Fragrant Mistflower, Blue Boneset, Fragrant Boneset, Jack In The Bush, Crucita, Siam Weed, Common Flossflower, Christmas Bush, Devilweed | Perennial | Subshrub | Part-shade | Dry |
Chrysanthemum arcticum ssp. arcticum | Arctic Daisy, Arctic-daisy | Perennial | Herb | Sun | |
Chrysobalanus icaco | Icaco Coco Plum, Icaco Coco-plum | Perennial | Shrub | Part-shade | |
Chrysopsis mariana | Maryland Goldenaster, Maryland Golden-aster | Perennial | Herb | Sun | Wet |
Chrysosplenium americanum | American Golden Saxifrage | Perennial | Herb | ||
Chrysosplenium tetrandrum | Northern Golden Saxifrage | Perennial | Herb | Shade, Part-shade | Moist |
Cicuta bulbifera | Bulblet-bearing Water Hemlock | Perennial | Herb | Sun, Part-shade | Wet, Moist |
Cicuta maculata | Spotted Water Hemlock, Water-hemlock, Beaver Poison | Biennial | Herb | Wet | |
Cicuta virosa | Mackenzie's Water Hemlock, Cowbane | Perennial | Herb | ||
Cinna arundinacea | Sweet Woodreed, Common Woodreed | Perennial | Grass/Grass-like | Part-shade | |
Cinna latifolia | Drooping Woodreed, Slender Woodreed | Perennial | Grass/Grass-like | Part-shade | |
Circaea alpina | Small Enchanter's Nightshade | Perennial | Herb | Shade | |
Circaea ×intermedia | Enchanter's Nightshade | Perennial | Herb | ||
Cirsium arizonicum | Arizona Thistle | Biennial | Herb | ||
Cirsium discolor | Field Thistle | Biennial | Herb | Sun | Dry |
Cirsium drummondii | Dwarf Thistle | Perennial | Herb | Sun | |
Cirsium edule | Edible Thistle | Biennial | Herb | Sun | Moist |
Cirsium flodmanii | Flodman's Thistle | Perennial | Herb | ||
Cirsium foliosum | Elk Thistle | Perennial | Herb | ||
Cirsium horridulum | Bristle Thistle, Yellow Thistle, Horrid Thistle, Purple Thistle, Spiny Thistle, Bull Thistle | Annual | Herb | ||
Cirsium mohavense | Mojave Thistle | Annual | Herb | Sun | Moist |
Cirsium muticum | Swamp Thistle | Biennial | Herb | Sun | Moist |
Cirsium scariosum | Meadow Thistle | Biennial | Herb | ||
Cirsium undulatum | Wavyleaf Thistle, Plumed Thistle | Biennial | Herb | ||
Cissus trifoliata | Cow-itch Vine, Cow Itch Vine, Sorrelvine, Grape Ivy, Possum Grape, Arizona Grape Ivy | Perennial | Vine | Part-shade | |
Cladium mariscoides | Smooth Sawgrass | Perennial | Grass/Grass-like | ||
Claytonia caroliniana | Carolina Springbeauty | Perennial | Herb | Part-shade | Wet, Moist |
Claytonia cordifolia | Heartleaf Springbeauty, Broadleaf Claytonia | Perennial | Herb | ||
Claytonia lanceolata | Western Spring Beauty, Lanceleaf Spring Beauty, Spring Beauty, Indian Potato | Perennial | Herb | Sun | |
Claytonia megarhiza | Alpine Springbeauty | Perennial | Herb | ||
Claytonia perfoliata | Miner's Lettuce | Annual | Herb | Shade | |
Claytonia sarmentosa | Alaska Springbeauty | Perennial | Herb | Sun, Part-shade | Moist |
Claytonia sibirica | Siberian Springbeauty, Siberian Miners Lettuce | Annual | Herb | Shade | Moist |
Claytonia virginica | Virginia Springbeauty, Springbeauty | Perennial | Herb | Part-shade | Moist |
Cleistes bifaria | Small Spreading Pogonia | Perennial | Herb | ||
Clematis addisonii | Addison's Leather Flower | Perennial | Vine | ||
Clematis baldwinii | Pine Hyacinth | Perennial | Herb, Subshrub | ||
Clematis crispa | Swamp Leatherflower, Curly Clematis, Blue-jasmine, Curlflower, Curly Virgin's Bower, Marsh Clematis | Perennial | Vine | Sun, Part-shade | Wet, Moist |
Clematis glaucophylla | Whiteleaf Leather-flower | Perennial | Vine | Sun, Part-shade | Moist |
Clematis ligusticifolia | Western White Clematis, Virgin's Bower, Pepper Vine, Hierba De Chivo | Perennial | Vine | Sun, Shade, Part-shade | Moist |
Clematis pitcheri | Purple Leatherflower, Purple Clematis, Leatherflower, Bluebill, Bellflower Clematis, Pitcher's Clematis | Perennial | Vine | Sun, Part-shade | Moist |
Clematis virginiana | Devil's Darning Needles, Virgin's Bower, Old Man's Beard | Perennial | Vine | Sun, Shade, Part-shade | Moist, Dry |
Cleomella angustifolia | Narrowleaf Rhombopod, Cleomella | Annual | Herb | ||
Cleomella longipes | Chiricahua Mountain Stinkweed | Annual | Herb | ||
Clethra alnifolia | Coastal Pepperbush, Coastal Sweet Pepperbush, Coastal Sweet Pepper, Alderleaf Pepperbush, Alderleaf Clethra, Clethra, Summer Sweet | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist |
Cliftonia monophylla | Buckwheat Tree, Buckwheat Bush | Perennial | Shrub | Sun | Wet |
Clinopodium arkansanum | Limestone Calamint | Perennial | Herb | Sun | Moist |
Clinopodium brownei | Browne's Savory, St. John's Mint, Creeping Charlie, Lornatee | Perennial | Herb | Sun | Moist |
Clinopodium douglasii | Yerba Buena, Oregon-tea | Perennial | Herb | Part-shade | Moist |
Clintonia borealis | Bluebead, Yellow Bluebead-lily, Clintonia, Blue-bead Lily | Perennial | Herb | Shade | Moist |
Clitoria mariana | Atlantic Pigeonwings, Butterfly Pea | Perennial | Vine | Sun, Part-shade | Dry |
Clusia rosea | Scotch Attorney | Perennial | Shrub, Tree | Sun, Part-shade | |
Coccoloba uvifera | Seagrape, Seaside-grape, Sea Grape | Perennial | Shrub | Sun | |
Cocculus carolinus | Carolina Snailseed, Carolina Coralbead, Carolina Moonseed, Red Berried Moonseed, Carolina Red Berried Moonseed | Perennial | Vine | Part-shade | Moist |
Coelorachis cylindrica | Cylinder Jointtail Grass, Carolina Joint-tail | Perennial | Grass/Grass-like | Sun, Part-shade | Moist |
Collinsia tinctoria | Sticky Chinese Houses | Annual | Herb | ||
Collinsia verna | Spring Blue Eyed Mary, Spring Blue-eyed Mary | Annual | Herb | Shade, Part-shade | Moist |
Collinsonia canadensis | Richweed, Stoneroot, Citronella Horsebalm | Perennial | Herb | Part-shade | |
Collomia linearis | Tiny Trumpet, Narrow-leaf Mountain-trumpet, Collomia | Annual | Herb | Part-shade | |
Comandra umbellata | Bastard Toadflax | Perennial | Subshrub | Dry | |
Comarum palustre | Purple Cinquefoil, Purple Marshlocks, Marsh Cinquefoil | Perennial | Herb | ||
Commelina erecta | Dayflower, Widow's Tears, White-mouth Dayflower, Whitemouth Dayflower | Perennial | Herb | Part-shade | Dry |
Commelina virginica | Virginia Dayflower | Perennial | Herb | Sun, Shade, Part-shade | Wet, Moist |
Conioselinum chinense | Chinese Hemlockparsley | Perennial | Herb | Wet | |
Conocarpus erectus | Button Mangrove, Buttonwood | Perennial | Shrub | Sun | Wet |
Conoclinium betonicifolium | Betonyleaf Thoroughwort, Betony-leaf Mistflower | Perennial | Herb | Sun, Part-shade | Moist |
Conoclinium coelestinum | Blue Mistflower, Wild Ageratum, Blue Boneset | Perennial | Herb | Sun, Part-shade | Moist |
Conoclinium greggii | Gregg's Mistflower , Palmleaf Thoroughwort, Palm-leaf Mistflower, Palm-leaf Thoroughwort, Purple Palmleaf Mistflower, Purple Palmleaf Eupatorium | Perennial | Herb | Sun, Part-shade | Dry |
Conradina verticillata | Cumberland False Rosemary | Perennial | Shrub | Sun | |
Convolvulus equitans | Texas Bindweed, Bindweed | Annual | Vine | Part-shade | Dry |
Conyza canadensis var. canadensis | Canadian Horseweed | Annual | Herb | Moist, Dry | |
Cooperia drummondii | Evening Rain Lily, Evening Star Rain Lily | Perennial | Herb | Sun, Part-shade | Moist, Dry |
Coptis trifolia | Threeleaf Goldthread, Three-leaf Goldthread, Canker Root | Perennial | Herb | Shade | Moist |
Corallorhiza maculata | Summer Coralroot, Spotted Coralroot, Speckled Coral Root, Large Coral Root, Many-flowered Coral Root | Perennial | Herb | Shade | Moist, Dry |
Corallorhiza striata | Hooded Coralroot, Striped Coralroot, Bigelow's Coral Root, Macrae's Coral Root, Madder Stripes | Perennial | Herb | ||
Corallorhiza trifida | Yellow Coralroot, Early Coralroot | Perennial | Herb | Moist | |
Corallorhiza wisteriana | Spring Coral-root, Spring Coral Root, Early Southern Coral-root, Wister's Coral-root, Yellow Coral-root, Arousing Coral-root, Spring Coralroot | Perennial | Herb | ||
Coreopsis falcata | Sickle Tickseed | Perennial | Herb | ||
Coreopsis gladiata | Coastal Plain Tickseed, Coastal Tickseed | Perennial | Herb | Sun | Wet |
Coreopsis integrifolia | Fringeleaf Tickseed | Perennial | Herb | Sun | |
Coreopsis lanceolata | Lanceleaf Coreopsis, Lance-leaved Coreopsis, Lanceleaf Tickseed, Sand Coreopsis | Perennial | Herb | Sun, Shade, Part-shade | Dry |
Coreopsis leavenworthii | Leavenworth's Tickseed, Common Tickseed | Perennial | Herb | ||
Coreopsis linifolia | Texas Tickseed | Perennial | Herb | ||
Coreopsis nudata | Georgia Tickseed, Swamp Coreopsis | Perennial | Herb | Part-shade | Wet, Moist |
Coreopsis pubescens | Star Tickseed, Hairy Tickseed | Perennial | Herb | Sun | Moist, Dry |
Coreopsis rosea | Pink Tickseed, Rose Coreopsis, Pink Coreopsis | Perennial | Herb | Sun, Part-shade | Wet, Moist |
Coreopsis tinctoria | Plains Coreopsis, Golden Tickseed, Goldenwave, Calliopsis | Annual | Herb | Sun, Part-shade | Moist |
Coreopsis tripteris | Tall Tickseed, Tall Coreopsis | Perennial | Herb | Part-shade | Moist |
Corispermum americanum | American Bugseed | Annual | Herb | Sun | Dry |
Cornus alternifolia | Alternateleaf Dogwood, Alternate-leaf Dogwood, Pagoda Dogwood | Perennial | Shrub | Shade, Part-shade | Moist |
Cornus amomum | Silky Dogwood, Red Willow, Silky Cornel | Perennial | Shrub | Shade, Part-shade | Wet, Moist |
Cornus canadensis | Bunchberry Dogwood, Canadian Bunchberry | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Cornus drummondii | Roughleaf Dogwood, Drummond's Dogwood, Rough-leaf Dogwood | Perennial | Tree | Shade, Part-shade | Moist, Dry |
Cornus florida | Flowering Dogwood, Virginia Dogwood, Florida Dogwood, White Cornel, Arrowwood, American Boxwood, False Box, St. Peter's Crown, Corona De San Pedro | Perennial | Tree | Shade, Part-shade | Moist, Dry |
Cornus foemina | Stiff Dogwood, Swamp Dogwood | Perennial | Shrub | Part-shade | Wet |
Cornus glabrata | Brown Dogwood, Smooth-leaf Dogwood | Perennial | Shrub | Sun, Shade, Part-shade | Wet |
Cornus nuttallii | Pacific Dogwood, Pacific Flowering Dogwood, Mountain Dogwood | Perennial | Tree | Sun, Shade, Part-shade | Moist, Dry |
Cornus obliqua | Silky Dogwood, Pale Dogwood, Swamp Dogwood, Kinnikinnik | Perennial | Shrub | Shade, Part-shade | Moist |
Cornus racemosa | Gray Dogwood | Perennial | Shrub | Sun, Shade, Part-shade | Moist |
Cornus sericea ssp. sericea | Redosier Dogwood, Red Osier Dogwood | Perennial | Tree | Sun, Shade, Part-shade | |
Cornus suecica | Lapland Cornel, Dwarf Northern Cornel, Eurasian Dwarf Cornel, Bunchberry | Perennial | Subshrub | Sun, Shade, Part-shade | Moist |
Corydalis caseana | Sierra Fumewort | Perennial | Herb | Shade | |
Corydalis scouleri | Scouler's Fumewort, Western Corydalis, Scouler Corydalis | Perennial | Herb | ||
Corylus americana | American Hazelnut, American Filbert | Perennial | Shrub | Shade, Part-shade | Moist, Dry |
Corylus cornuta | Beaked Hazelnut, Beaked Filbert | Perennial | Shrub | Sun, Shade, Part-shade | Moist |
Cosmos parviflorus | Southwestern Cosmos, Southwest Cosmos | Annual | Herb | Sun | Dry |
Crassula aquatica | Water Pygmyweed | Annual | Herb | ||
Crataegus aestivalis | Mayhaw, May Hawthorn | Perennial | Shrub | Part-shade | Wet |
Crataegus crus-galli | Cockspur Hawthorn, Cockspur Thorn, Newcastle Hawthorn, Newcastle Thorn, Hog Apple | Perennial | Tree | Sun, Shade, Part-shade | Moist, Dry |
Crataegus douglasii | Black Hawthorn | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist |
Crataegus erythropoda | Cerro Hawthorn | Perennial | Tree | ||
Crataegus marshallii | Parsley Hawthorn, Parsleyleaf Hawthorn | Perennial | Shrub, Tree | Part-shade | Dry |
Crataegus mollis | Downy Hawthorn, White Thorn, Whitethorn, Scarlet Hawthorn, Scarlet Haw, Red Haw, Downy Thorn | Perennial | Shrub, Tree | Sun, Shade, Part-shade | Moist, Dry |
Crataegus opaca | Mayhaw, Western Mayhaw, May Hawthorn, Riverflat Hawthorn, Applehaw, May Haw | Perennial | Tree | Part-shade | Wet |
Crataegus phaenopyrum | Washington Hawthorn, Washington-thorn | Perennial | Shrub | Sun | Moist |
Crataegus pulcherrima | Beautiful Hawthorn | Perennial | Shrub, Tree | ||
Crataegus rivularis | River Hawthorn | Perennial | Tree | ||
Crataegus spathulata | Littlehip Hawthorn, Pasture Hawthorn, Smallfruit Hawthorn | Perennial | Shrub, Tree | ||
Crataegus viridis | Green Hawthorn, Southern Hawthorn | Perennial | Shrub, Tree | Part-shade | Wet |
Crinum americanum | American Crinum Lily, Seven Sisters, Swamp Lily, Southern Swamp Lily, String Lily, Crinum Lily | Perennial | Shrub | Part-shade | Wet |
Croptilon divaricatum | Slender Scratchdaisy, Scratch Daisy, Granite Daisy | Annual | Herb | ||
Cryptogramma stelleri | Fragile Rockbrake | Perennial | Herb, Fern | Sun, Shade, Part-shade | Moist |
Cryptotaenia canadensis | Canadian Honewort, Wild Chervil | Perennial | Herb | Part-shade | Moist |
Cycloloma atriplicifolium | Winged Pigweed | Annual | Herb | Sun | Moist, Dry |
Cymophyllus fraserianus | Fraser's Cymophyllus | Perennial | Grass/Grass-like | Sun, Part-shade | |
Cyperus articulatus | Jointed Flatsedge, Chintul | Perennial | Grass/Grass-like | Part-shade | |
Cyperus bipartitus | Slender Flatsedge, Shining Cyperus | Annual | Grass/Grass-like | Sun | |
Cyperus croceus | Baldwin's Flatsedge | Perennial | Grass/Grass-like | ||
Cyperus dentatus | Toothed Flatsedge | Perennial | Grass/Grass-like | ||
Cyperus diandrus | Umbrella Flatsedge | Annual | Grass/Grass-like | ||
Cyperus elegans | Royal Flatsedge | Perennial | Grass/Grass-like | ||
Cyperus esculentus | Yellow Nutsedge, Chufa Sedge, Yellow Nut-grass | Perennial | Grass/Grass-like | Sun, Part-shade | Moist |
Cyperus lupulinus | Great Plains Flatsedge | Perennial | Grass/Grass-like | Sun, Part-shade | Dry |
Cyperus ochraceus | Pond Flatsedge, Yellow Sedge | Perennial | Grass/Grass-like | Part-shade | |
Cyperus odoratus | Fragrant Flatsedge, Fragrant Sedge | Annual | Grass/Grass-like | Sun | |
Cyperus onerosus | Plains Flatsedge | Perennial | Grass/Grass-like | ||
Cyperus polystachyos | Manyspike Flatsedge, Bunchy Sedge | Perennial | Grass/Grass-like | ||
Cyperus pseudovegetus | Marsh Flatsedge, Marsh Flat Sedge | Perennial | Grass/Grass-like | Sun | |
Cyperus reflexus | Bentawn Flatsedge | Perennial | Grass/Grass-like | ||
Cyperus retrorsus | Pine Barren Flatsedge | Perennial | Grass/Grass-like | Dry | |
Cyperus schweinitzii | Schweinitz's Flatsedge | Perennial | Grass/Grass-like | Sun | Dry |
Cyperus setigerus | Lean Flatsedge | Perennial | Grass/Grass-like | ||
Cyperus squarrosus | Bearded Flatsedge | Annual | Grass/Grass-like | Sun, Part-shade | Wet, Moist |
Cypripedium acaule | Moccasin Flower, Pink Lady's Slipper | Perennial | Herb | Shade, Part-shade | Moist, Dry |
Cypripedium arietinum | Ram's Head Lady's Slipper | Perennial | Herb | Shade, Part-shade | Wet, Moist, Dry |
Cypripedium californicum | California Lady's Slipper | Perennial | Herb | ||
Cypripedium candidum | White Lady's Slipper, Small White Lady's Slipper | Perennial | Herb | Sun | Moist |
Cypripedium fasciculatum | Clustered Lady's Slipper | Perennial | Herb | ||
Cypripedium montanum | Mountain Lady's Slipper | Perennial | Herb | ||
Cypripedium parviflorum | Yellow Lady's-slipper Orchid, Lesser Yellow Lady's Slipper | Perennial | Herb | Part-shade | Wet, Moist |
Cypripedium reginae | Showy Lady's Slipper | Perennial | Herb | Moist | |
Cypripedium ×andrewsii | Andrews' Lady's-slipper | Perennial | Herb | Sun, Part-shade | |
Cyrilla racemiflora | Titi, Swamp Titi, Black Titi, White Titi, Red Titi, Leatherwood, Swamp Cyrilla, American Cyrilla, Burnwood Bark, Palo Colorado | Perennial | Tree | Part-shade | Wet |
Cystopteris bulbifera | Bulblet Bladder Fern | Perennial | Herb, Fern | Shade | Moist |
Cystopteris fragilis | Brittle Bladderfern, Brittle Bladder Fern, Fragile Fern | Perennial | Herb, Fern | Part-shade | Moist |
Cystopteris montana | Mountain Bladderfern | Perennial | Fern | ||
Cystopteris protrusa | Lowland Bladderfern | Perennial | Herb, Fern | Moist | |
Dactylorhiza viridis | Longbract Frog Orchid | Perennial | Herb | ||
Damasonium californicum | California Damsonium, Fringed Water Plantain | Perennial | Herb | Sun | |
Danthonia californica | California Oatgrass, California Wild Oat Grass | Perennial | Grass/Grass-like | Part-shade | Moist |
Danthonia compressa | Flattened Oatgrass | Perennial | Grass/Grass-like | Part-shade | |
Danthonia intermedia | Timber Oatgrass, Timber Wild Oat Grass | Perennial | Grass/Grass-like | Part-shade | Wet |
Danthonia sericea | Downy Danthonia | Perennial | Grass/Grass-like | Dry | |
Darlingtonia californica | California Pitcherplant, Cobra Plant, California Pitcher Plant | Perennial | Herb, Subshrub | ||
Darmera peltata | Indian Rhubarb, Indian-rhubarb, Umbrella Plant | Perennial | Herb | Part-shade | Wet |
Dasiphora fruticosa | Shrubby Cinquefoil, Golden Hardhack, Potentilla | Perennial | Shrub | Sun, Part-shade | |
Datura wrightii | Jimsonweed, Sacred Thorn-apple, Thorn-apple, Angel Trumpet, Sacred Datura, Western Jimson Weed | Annual | Herb | Sun, Part-shade | Dry |
Decodon verticillatus | Swamp Loosestrife, Swamp-loosestrife, Water Willow | Perennial | Herb | Sun | Wet, Moist |
Decumaria barbara | Decumaria, Climbing Hydrangea, Woodvamp | Perennial | Vine | Part-shade | Moist |
Delphinium barbeyi | Subalpine Larkspur | Perennial | Herb | Shade | |
Delphinium californicum | California Larkspur, California Coast Larkspur | Perennial | Herb | Part-shade | Moist |
Delphinium glaucum | Sierra Larkspur, Tower Larkspur | Perennial | Herb | Part-shade | Wet, Moist |
Delphinium hesperium | Foothill Larkspur | Perennial | Herb | ||
Delphinium nuttallianum | Twolobe Larkspur, Two-lobe Larkspur, Delphinium | Perennial | Herb | Sun | Dry |
Delphinium recurvatum | Byron Larkspur | Perennial | Herb | Sun | |
Delphinium ×occidentale | Duncecap Larkspur | Perennial | Herb | ||
Dennstaedtia punctilobula | Eastern Hay-scented Fern | Perennial | Herb, Fern | Shade, Part-shade | Moist |
Deparia acrostichoides | Silver False Spleenwort, Silvery Spleenwort, Silvery Glade Fern | Perennial | Herb, Fern | Sun, Shade, Part-shade | |
Deschampsia cespitosa | Tufted Hairgrass, Tufted Hair Grass | Perennial | Grass/Grass-like | Part-shade | Wet |
Deschampsia flexuosa | Wavy Hairgrass | Perennial | Grass/Grass-like | Part-shade | |
Descurainia incana | Mountain Tansymustard | Annual | Herb | ||
Desmanthus illinoensis | Illinois Bundleflower, Bundleflower, Prairie Bundle Flower, Prickleweed, Illinois Desmanthus, Prairie Mimosa | Perennial | Shrub | Sun | Moist |
Desmanthus virgatus | Prostrate Bundleflower, Wild Tantan, Slender Mimosa | Perennial | Herb, Subshrub | ||
Desmodium canadense | Showy Tick Trefoil | Perennial | Herb | Sun | Moist, Dry |
Desmodium paniculatum | Panicledleaf Ticktrefoil, Panicled Tick Trefoil, Velcro Vine | Perennial | Herb | Part-shade | Dry |
Dicentra formosa | Pacific Bleeding Heart, Pacific Bleedinghearts, Western Bleedingheart | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Dichanthelium acuminatum | Tapered Rosette Grass | Perennial | Grass/Grass-like | ||
Dichanthelium boreale | Northern Panicgrass | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Moist |
Dichanthelium clandestinum | Deertongue, Deer-tongue | Perennial | Grass/Grass-like | Sun | Wet |
Dichanthelium commutatum | Variable Panicgrass | Perennial | Grass/Grass-like | Part-shade | Moist |
Dichanthelium dichotomum | Cypress Panicgrass | Perennial | Grass/Grass-like | ||
Dichanthelium leibergii | Leiberg's Panicum, Prairie Panicgrass, Leiberg's Panicgrass, Prairie Panic Grass | Perennial | Grass/Grass-like | ||
Dichanthelium leucothrix | Rough Panicgrass | Perennial | Grass/Grass-like | ||
Dichanthelium ovale | Eggleaf Rosette Grass | Perennial | Grass/Grass-like | Part-shade | |
Dichanthelium sphaerocarpon | Roundseed Panicgrass | Perennial | Grass/Grass-like | ||
Dichelostemma capitatum | Bluedicks | Perennial | Herb | ||
Dichondra carolinensis | Carolina Ponyfoot, Ponyfoot | Perennial | Herb | ||
Dichondra recurvata | Oakwoods Ponysfoot, Oakwoods Ponyfoot | Perennial | Herb | ||
Dicliptera brachiata | Branched Foldwing, Branched Dicliptera | Perennial | Herb | Part-shade | Moist |
Dicliptera sexangularis | Sixangle Foldwing | Perennial | Herb | ||
Diodia teres | Poorjoe | Annual | Herb | ||
Diodia virginiana | Virginia Buttonweed, Buttonweed | Annual | Subshrub | ||
Dionaea muscipula | Venus Flytrap, Meadow Clam, Tippitywichit | Perennial | Herb | ||
Dioscorea villosa | Wild Yam | Perennial | Vine | ||
Diospyros virginiana | Common Persimmon, Eastern Persimmon, Possumwood, Date Plum, Winter Plum, Jove's Fruit | Perennial | Tree | Part-shade | Dry |
Diphylleia cymosa | American Umbrellaleaf, Umbrella-leaf | Perennial | Herb | ||
Diplacus parviflorus | Island Bush Monkeyflower | Perennial | Subshrub | ||
Diplazium pycnocarpon | Glade Fern | Perennial | Herb, Fern | ||
Dirca palustris | Eastern Leatherwood, Western Leatherwood, Ropebark, Wicopy | Perennial | Shrub | Shade, Part-shade | Moist, Dry |
Distichlis spicata | Saltgrass, Coastal Salt Grass, Inland Salt-grass | Perennial | Grass/Grass-like | Sun | Wet |
Dodecatheon alpinum | Alpine Shootingstar | Perennial | Herb | ||
Dodecatheon conjugens | Bonneville Shootingstar | Perennial | Herb | Sun | Dry |
Dodecatheon dentatum | White Shootingstar | Perennial | Herb | Shade | Moist |
Dodecatheon frigidum | Western Arctic Shootingstar, Western Artic Shootingstar, Northern Shootingstar | Perennial | Herb | Sun | Dry |
Dodecatheon jeffreyi | Sierra Shootingstar, Tall Mountain Shootingstar | Perennial | Herb | Part-shade | Wet |
Dodecatheon meadia | Eastern Shooting Star, Shooting Star, Pride Of Ohio, Roosterheads, Prairie Pointers | Perennial | Herb | Part-shade | Moist |
Dodecatheon pulchellum | Darkthroat Shooting Star, Few-flower Shooting Star, Western Shooting Star | Perennial | Herb | Part-shade | Moist |
Dodecatheon subalpinum | Sierra Shootingstar | Perennial | Herb | ||
Dodonaea viscosa | Florida Hopbush, Hopseed Bush, Switch Sorrel, Varnish Leaf, Hopbush, Chapoliztle, Casol | Perennial | Shrub | Sun | Dry |
Doellingeria umbellata | Parasol Whitetop, Flat-topped White Aster | Perennial | Herb | Sun | Moist |
Downingia cuspidata | Toothed Calicoflower | Annual | Herb | ||
Draba helleriana | Heller's Draba | Biennial | Herb | ||
Dracopis amplexicaulis | Clasping Coneflower, Clasping-leaf Coneflower | Annual | Herb | Part-shade | Moist |
Drosera anglica | English Sundew, Narrowleaf Sundew | Perennial | Herb | ||
Drosera brevifolia | Dwarf Sundew, Spatulate-leaved Sundew | Perennial | Herb | ||
Drosera capillaris | Pink Sundew | Annual | Herb | ||
Drosera filiformis | Threadleaf Sundew | Perennial | Herb | ||
Drosera intermedia | Spoonleaf Sundew | Perennial | Herb | Sun | |
Drosera linearis | Slenderleaf Sundew | Perennial | Herb | ||
Drosera rotundifolia | Roundleaf Sundew | Perennial | Herb | Sun | Wet |
Drosera tracyi | Tracy's Sundew | Perennial | Herb | ||
Dryas drummondii | Drummond's Mountain-avens, Yellow Mountain-avens, Yellow Dryas | Perennial | Herb | Sun | Dry |
Dryas integrifolia | Entireleaf Mountain-avens | Perennial | Herb, Subshrub | Moist, Dry | |
Dryopteris campyloptera | Mountain Woodfern | Perennial | Herb, Fern | ||
Dryopteris carthusiana | Spinulose Woodfern, Spinulose Wood Fern, Shield Fern, Toothed Wood Fern | Perennial | Herb, Fern | Shade, Part-shade | Moist |
Dryopteris celsa | Log Fern | Perennial | Fern | ||
Dryopteris clintoniana | Clinton's Woodfern | Perennial | Herb, Fern | Moist | |
Dryopteris cristata | Crested Woodfern, Crested Wood Fern, Buckler Fern | Perennial | Herb, Fern | Sun, Shade, Part-shade | Moist |
Dryopteris expansa | Spreading Woodfern | Perennial | Herb, Fern | Shade, Part-shade | Moist |
Dryopteris goldieana | Goldie's Woodfern | Perennial | Herb, Fern | Shade, Part-shade | Moist |
Dryopteris intermedia | Intermediate Woodfern, Evergreen Wood-fern, Fancy Wood Fern | Perennial | Herb, Fern | Shade | Moist |
Dryopteris ludoviciana | Southern Woodfern, Florida Shieldfern | Perennial | Fern | Shade, Part-shade | Wet, Moist |
Dryopteris marginalis | Marginal Woodfern, Marginal Fern, Marginal Shieldfern | Perennial | Fern | Shade, Part-shade | Moist |
Dryopteris ×australis | Woodfern | Perennial | Fern | ||
Dryopteris ×boottii | Boott's Woodfern | Perennial | Fern | ||
Dryopteris ×triploidea | Triploid Woodfern | Perennial | Fern | ||
Dulichium arundinaceum | Threeway Sedge, Three-sided Sedge | Perennial | Grass/Grass-like | Part-shade | Wet |
Echinocystis lobata | Wild Cucumber | Annual | Vine | Sun | Moist |
Echinodorus berteroi | Upright Burrhead | Annual | Herb | ||
Echinodorus cordifolius | Creeping Burhead, Lance-leaf Burhead, Radican Sword, Burhead, Creeping Water-plantain | Annual | Herb | Shade | Wet |
Eclipta prostrata | Pie Plant, False Daisy, Eclipta | Annual, Perennial | Herb | ||
Elaeagnus commutata | Silverberry, American Silverberry, Wild Olive, Wolf Willow | Perennial | Shrub | Sun, Shade, Part-shade | Dry |
Elatine americana | American Waterwort | Annual | Herb | ||
Elatine minima | Small Waterwort | Annual | Herb | ||
Eleocharis acicularis | Needle Spikerush | Annual, Perennial | Grass/Grass-like | Sun | |
Eleocharis atropurpurea | Purple Spikerush | Annual | Grass/Grass-like | ||
Eleocharis cellulosa | Gulf Coast Spikerush | Perennial | Grass/Grass-like | ||
Eleocharis elliptica | Elliptic Spikerush | Perennial | Grass/Grass-like | ||
Eleocharis equisetoides | Jointed Spikesedge | Perennial | Grass/Grass-like | Sun | Wet |
Eleocharis flavescens | Yellow Spikerush, Pale Spike-rush, Wrinkle-sheathed Spike-rush | Perennial | Grass/Grass-like | ||
Eleocharis halophila | Saltmarsh Spikerush | Perennial | Grass/Grass-like | ||
Eleocharis intermedia | Matted Spikerush | Annual | Grass/Grass-like | ||
Eleocharis interstincta | Knotted Spikerush | Perennial | Grass/Grass-like | ||
Eleocharis microcarpa | Smallfruit Spikerush | Annual | Grass/Grass-like | ||
Eleocharis montevidensis | Sand Spikerush, Spike Rush | Perennial | Grass/Grass-like | Sun | Wet, Moist |
Eleocharis nitida | Quill Spikerush | Perennial | Grass/Grass-like | ||
Eleocharis obtusa | Blunt Spikerush | Annual | Grass/Grass-like | Sun | |
Eleocharis olivacea | Bright Green Spikerush | Perennial | Grass/Grass-like | ||
Eleocharis palustris | Common Spikerush, Common Spike-rush, Creeping Spikesedge | Perennial | Grass/Grass-like | Part-shade | Wet |
Eleocharis parvula | Dwarf Spikerush | Annual | Grass/Grass-like | Sun | |
Eleocharis quadrangulata | Squarestem Spikerush | Perennial | Grass/Grass-like | Sun | |
Eleocharis quinqueflora | Fewflower Spikerush | Perennial | Grass/Grass-like | ||
Eleocharis robbinsii | Robbins' Spikerush | Perennial | Grass/Grass-like | ||
Eleocharis rostellata | Beaked Spikerush, Leap Frog Spike Rush | Perennial | Grass/Grass-like | Part-shade | Wet |
Eleocharis tenuis | Slender Spikerush | Perennial | Grass/Grass-like | Sun | |
Eleocharis tuberculosa | Cone-cup Spikerush, Tubercled Spikerush, Long-tubercled Spikerush | Perennial | Grass/Grass-like | ||
Elephantopus carolinianus | Carolina Elephantsfoot | Perennial | Herb | ||
Elionurus tripsacoides | Pan American Balsamscale, Balsamscale | Perennial | Grass/Grass-like | Sun | Dry |
Elliottia pyroliflora | Copperbush | Perennial | Shrub | ||
Elodea canadensis | Canadian Waterweed | Perennial | Herb | Sun | |
Elodea nuttallii | Western Waterweed | Perennial | Herb | ||
Elymus canadensis | Canada Wild Rye, Canadian Wildrye, Prairie Wildrye, Nodding Wildrye | Perennial | Grass/Grass-like | Sun, Part-shade | Moist |
Elymus glaucus | Blue Wildrye, Blue Wild Rye | Perennial | Grass/Grass-like | Part-shade | Moist |
Elymus hystrix | Eastern Bottlebrush Grass, Bottlebrush Grass | Perennial | Grass/Grass-like | Sun, Part-shade | Moist, Dry |
Elymus lanceolatus | Thickspike Wheatgrass, Streambank Wheatgrass | Perennial | Grass/Grass-like | ||
Elymus riparius | Riverbank Wildrye, Riverbank Wild-rye | Perennial | Grass/Grass-like | Shade, Part-shade | Moist |
Elymus trachycaulus | Slender Wheatgrass | Perennial | Grass/Grass-like | ||
Elymus villosus | Hairy Wildrye | Perennial | Grass/Grass-like | ||
Elymus virginicus | Virginia Wild Rye, Virginia Wildrye | Perennial | Grass/Grass-like | Part-shade | Moist |
Elymus wiegandii | Wiegand's Wildrye | Perennial | Grass/Grass-like | ||
Empetrum nigrum | Black Crowberry | Perennial | Shrub | Sun | Wet, Moist, Dry |
Enemion biternatum | Eastern False Rue Anemone, Isopyrum | Perennial | Herb | Shade, Part-shade | Wet, Moist |
Epilobium anagallidifolium | Pimpernel Willowherb | Perennial | Herb | ||
Epilobium ciliatum | Fringed Willowherb | Perennial | Herb | ||
Epilobium coloratum | Purpleleaf Willowherb | Perennial | Herb | Part-shade | |
Epilobium hornemannii | Hornemann's Willowherb | Perennial | Herb | ||
Epilobium lactiflorum | Milkflower Willowherb | Perennial | Herb | ||
Epilobium leptocarpum | Slenderfruit Willowherb, Small-flowered Willow Herb | Perennial | Herb | ||
Epilobium leptophyllum | Bog Willowherb | Perennial | Herb | Part-shade | |
Epilobium luteum | Yellow Willowherb | Perennial | Herb | ||
Epilobium obcordatum | Rockfringe | Perennial | Herb | Sun | |
Epilobium palustre | Marsh Willowherb | Perennial | Herb | ||
Epilobium strictum | Downy Willowherb | Perennial | Herb | ||
Epipactis gigantea | Stream Orchid, Chatterbox Orchid, Giant Hellebore | Perennial | Herb | Shade, Part-shade | Wet, Moist |
Equisetum arvense | Field Horsetail | Perennial | Herb | Sun, Shade, Part-shade | Wet, Moist |
Equisetum fluviatile | Water Horsetail | Perennial | Herb | Sun, Shade, Part-shade | Wet, Moist |
Equisetum hyemale | Scouring-rush Horsetail, Horsetail, Scouring Rush, Canuela | Perennial | Herb | Sun, Shade, Part-shade | Wet, Moist |
Equisetum laevigatum | Smooth Horsetail, Horsetail | Perennial | Herb | Sun | |
Equisetum palustre | Marsh Horsetail | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Equisetum pratense | Meadow Horsetail | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Equisetum scirpoides | Dwarf Scouringrush | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Equisetum sylvaticum | Woodland Horsetail | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Equisetum variegatum | Variegated Scouringrush | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Eragrostis pectinacea | Tufted Lovegrass, Tufted Love Grass | Annual | Grass/Grass-like | ||
Eragrostis spectabilis | Purple Lovegrass, Purple Love Grass, Purple Plains Lovegrass, Tumblegrass, Petticoat Climber | Perennial | Grass/Grass-like | Sun | Moist |
Erechtites hieraciifolius var. hieraciifolius | American Burnweed | Annual | Herb | ||
Erigeron acris | Bitter Fleabane, Bitter Daisy, Blue Fleabane | Annual, Biennial, Perennial | Herb | ||
Erigeron acris ssp. debilis | Bitter Fleabane | Annual | Herb | ||
Erigeron annuus | Eastern Daisy Fleabane, Daisy Fleabane | Annual | Herb | ||
Erigeron coulteri | Large Mountain Fleabane | Perennial | Herb | ||
Erigeron elatior | Tall Fleabane | Perennial | Herb | ||
Erigeron flagellaris | Trailing Fleabane | Biennial | Herb | ||
Erigeron formosissimus | Beautiful Fleabane | Perennial | Herb | ||
Erigeron glabellus | Streamside Fleabane | Biennial, Perennial | Herb | Sun, Shade, Part-shade | Dry |
Erigeron glaucus | Seaside Fleabane, Seaside Daisy | Perennial | Herb | Part-shade | |
Erigeron humilis | Arctic Alpine Fleabane | Perennial | Herb | ||
Erigeron hyssopifolius | Hyssopleaf Fleabane, Hyssop-leaf Fleabane | Perennial | Herb | ||
Erigeron lanatus | Woolly Fleabane | Perennial | Herb | ||
Erigeron melanocephalus | Blackhead Fleabane, Black-head Fleabane | Perennial | Herb | ||
Erigeron peregrinus | Subalpine Fleabane, Coastal Fleabane, Mountain Daisy, Fleabane | Perennial | Herb | Part-shade | Moist |
Erigeron philadelphicus | Philadelphia Fleabane, Fleabane Daisy | Biennial | Herb | Part-shade | |
Erigeron procumbens | Corpus Christi Fleabane | Perennial | Herb | ||
Erigeron pulchellus | Robin's Plantain, Poor Robin's Plantain, Rose Petty, Robert's Plantain, Blue Spring-daisy | Perennial | Herb | Part-shade | Moist |
Erigeron quercifolius | Oakleaf Fleabane, Southern Fleabane, Oak-leaf Fleabane | Annual | Herb | ||
Erigeron strigosus | Prairie Fleabane, Daisy Fleabane, Common Eastern Fleabane | Annual, Biennial, Perennial | Herb | Sun | |
Erigeron vernus | Early Whitetop Fleabane | Perennial | Herb | ||
Eriocaulon aquaticum | Seven-angle Pipewort, Common Pipewort, Hatpins | Perennial | Herb | Wet | |
Eriocaulon compressum | Flattened Pipewort, Hat Pins | Perennial | Herb | Part-shade | Wet |
Eriocaulon decangulare | Ten-angle Pipewort, Pipewort | Perennial | Herb | Sun | |
Eriocaulon parkeri | Estuary Pipewort | Perennial | Herb | ||
Eriogonum ovalifolium | Cushion Buckwheat | Perennial | Herb, Subshrub | ||
Eriophorum angustifolium | Tall Cottongrass | Perennial | Grass/Grass-like | Sun | Wet |
Eriophorum chamissonis | Chamisso's Cottongrass | Perennial | Grass/Grass-like | Sun | Wet |
Eriophorum gracile | Slender Cottongrass | Perennial | Grass/Grass-like | Sun | |
Eriophorum gracile var. gracile | Slender Cottongrass | Perennial | Grass/Grass-like | ||
Eriophorum russeolum | Red Cottongrass | Perennial | Herb, Grass/Grass-like | ||
Eriophorum scheuchzeri | White Cottongrass | Perennial | Grass/Grass-like | ||
Eriophorum tenellum | Fewnerved Cottongrass | Perennial | Grass/Grass-like | ||
Eriophorum vaginatum | Tussock Cottongrass | Perennial | Grass/Grass-like | ||
Eriophorum virginicum | Tawny Cottongrass | Perennial | Grass/Grass-like | Sun | Wet |
Eriophorum viridicarinatum | Thinleaf Cottonsedge | Perennial | Grass/Grass-like | ||
Ernodea littoralis | Coughbush, Golden Creeper | Perennial | Shrub | Sun | |
Eryngium aquaticum | Rattlesnakemaster, Rattlesnake-master, Snakeroot | Biennial | Herb | Part-shade | Wet |
Eryngium heterophyllum | Wright's Eryngo, Mexican Thistle | Perennial | Herb | ||
Eryngium hookeri | Hooker's Eryngo | Annual | Herb | ||
Eryngium integrifolium | Blueflower Eryngo, Blue-flower Coyote-thistle | Perennial | Herb | ||
Eryngium prostratum | Creeping Eryngo | Perennial | Herb | ||
Eryngium yuccifolium | Rattlesnake Master, Button Eryngo, Button Snakeroot, Beargrass, Bear's Grass | Perennial | Herb | Sun | Moist |
Erythronium albidum | White Troutlily, White Dogtooth-violet, White Fawnlily, Adder's-tongue | Perennial | Herb | Shade, Part-shade | Moist, Dry |
Erythronium grandiflorum | Yellow Avalanche-lily, Yellow Fawn-lily, Yellow Dogtooth Violet, Glacier Lily | Perennial | Herb | Part-shade | Moist |
Erythronium revolutum | Mahogany Fawnlily, Mahogany Fawn-lily, Bog Fawn-lily | Perennial | Herb | Part-shade | Moist |
Erythronium rostratum | Yellow Troutlily, Dog-tooth Violet, Yellow Fawnlily, Beaked Troutlily | Perennial | Herb | ||
Euonymus americanus | American Strawberry Bush, Strawberry Bush, Brook Euonymus, Hearts-a-burstin, Bursting Heart, Wahoo | Perennial | Shrub | Part-shade | Moist |
Euonymus atropurpureus | Burningbush, Eastern Wahoo, Burning Bush, Wahoo, Waahoo, Whahoo, Spindle Tree | Perennial | Shrub | Part-shade | |
Euonymus obovatus | Running Strawberry Bush, Running Euonymus | Perennial | Herb | Shade | Moist |
Eupatorium capillifolium | Dogfennel, Dog Fennel | Perennial | Herb | ||
Eupatorium mohrii | Mohr's Thoroughwort | Perennial | Herb, Subshrub | Sun | |
Eupatorium perfoliatum | Common Boneset | Perennial | Herb | Sun, Shade, Part-shade | Wet, Moist |
Eupatorium rotundifolium | Roundleaf Thoroughwort | Perennial | Herb | ||
Eupatorium serotinum | White Boneset, Lateflowering Thoroughwort, Late Boneset, Late-flowering Boneset | Perennial | Herb | Part-shade | Moist |
Euphorbia cyathophora | Wild Poinsettia, Poinsettia, Fire On The Mountain | Annual | Herb | Sun | Moist |
Euphorbia heterophylla | Mexican Fireplant, Wild Poinsettia | Annual | Herb | ||
Euphorbia marginata | Snow On The Mountain, Snow-on-the-mountain | Annual | Herb | Part-shade | Moist |
Euphorbia spathulata | Warty Spurge | Annual | Herb | ||
Euphrasia randii | Small Eyebright | Annual | Herb | ||
Eurybia hemispherica | Southern Prairie Aster | Perennial | Herb | ||
Eurybia macrophylla | Bigleaf Aster, Large-leaf Wood-aster | Perennial | Herb | Sun, Shade, Part-shade | Moist, Dry |
Eurybia merita | Subalpine Aster | Perennial | Herb | ||
Eurybia radula | Low Rough Aster | Perennial | Herb | ||
Eurybia sibirica | Arctic Aster, Siberian Wood-aster | Perennial | Herb | Sun | Dry |
Eustoma exaltatum | Catchfly Prairie Gentian, Bluebell Gentian, Western Blue Gentian, Blue Marsh Lily, Small Bluebell, Catchfly Gentian, Seaside Gentian | Annual | Herb | Sun, Part-shade | Moist |
Euthamia caroliniana | Slender Goldentop, Slender Fragrant Goldenrod | Perennial | Herb | ||
Euthamia graminifolia | Flat-top Goldentop, Grass-leaved Goldenrod | Perennial | Herb | Sun | Moist |
Euthamia gymnospermoides | Texas Goldentop | Perennial | Herb | ||
Euthamia leptocephala | Bushy Goldentop, Slender-headed Euthamia | Perennial | Herb | ||
Eutrochium fistulosum | Joe-pye Weed, Trumpetweed, Queen Of The Meadow, Hollow Joe-pye Weed | Perennial | Herb | Sun | Moist, Dry |
Eutrochium purpureum | Purple Joepyeweed, Sweet-scented Joepyeweed, Sweet Joepyeweed | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Evolvulus sericeus | Silver Dwarf Morning-glory, White Evolvulus | Perennial | Herb | Sun | Dry |
Fagus grandifolia | American Beech, White Beech, Red Beech, Ridge Beech, Beechnut Tree | Perennial | Tree | Shade, Part-shade | Moist |
Festuca californica | California Fescue | Perennial | Grass/Grass-like | Part-shade | Dry |
Festuca idahoensis | Idaho Fescue, Bunchgrass Fescue, Blue Bunchgrass | Perennial | Grass/Grass-like | Sun | |
Festuca rubra | Red Fescue | Perennial | Grass/Grass-like | Sun | Wet |
Festuca subverticillata | Nodding Fescue | Perennial | Grass/Grass-like | Part-shade | |
Ficus aurea | Florida Strangler Fig, Strangler Fig | Perennial | Tree | ||
Filipendula rubra | Queen Of The Prairie, Queen-of-the-prairie | Perennial | Herb | Part-shade | Moist |
Fimbristylis autumnalis | Slender Fimbry | Annual | Grass/Grass-like | ||
Fimbristylis vahlii | Vahl's Fimbry | Annual | Grass/Grass-like | ||
Flaveria chlorifolia | Clasping Yellowtops | Annual | Herb | ||
Flaveria trinervia | Clustered Yellowtops | Annual | Herb | Sun, Part-shade | Moist |
Fleischmannia incarnata | Pink Thoroughwort | Perennial | Herb | ||
Floerkea proserpinacoides | False Mermaidweed | Annual | Herb | ||
Forestiera acuminata | Eastern Swamp Privet, Swamp Privet, Texas Privet | Perennial | Shrub | Part-shade | Wet |
Forestiera pubescens | Elbowbush, Stretchberry, Spring Herald, Desert Olive, Tanglewood, Devil's Elbow, Spring Goldenglow, New Mexico Privet, Texas Forsythia | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Fothergilla gardenii | Dwarf Witchalder, Dwarf Witch-alder, Dwarf Fothergilla | Perennial | Shrub | Sun, Part-shade | |
Fragaria chiloensis | Beach Strawberry, Coast Strawberry, Chilean Strawberry | Perennial | Herb | Sun, Shade, Part-shade | Dry |
Fragaria vesca | Woodland Strawberry, California Strawberry, Wood Strawberry | Perennial | Herb | Shade, Part-shade | Wet, Moist |
Fragaria virginiana | Virginia Strawberry, Wild Strawberry | Perennial | Herb | Sun, Part-shade | Dry |
Frangula betulifolia | Beechleaf Frangula, Birchleaf Buckthorn | Perennial | Shrub, Tree | ||
Frangula caroliniana | Carolina Buckthorn, Carolina False Buckthorn, Yellow Buckthorn, Indian Cherry, Yellowwood | Perennial | Tree | Part-shade | Moist |
Frangula purshiana | Cascara Buckthorn, Cascara | Perennial | Shrub, Tree | Shade | Moist |
Fraxinus americana | White Ash, American Ash, Cane Ash, Smallseed White Ash, Biltmore White Ash, Biltmore Ash | Perennial | Tree | Sun, Shade, Part-shade | Moist, Dry |
Fraxinus berlandieriana | Mexican Ash, Berlandier Ash, Berlandier's Ash, Plumero | Perennial | Tree | Part-shade | Dry |
Fraxinus caroliniana | Carolina Ash, Pop Ash, Water Ash, Swamp Ash, Florida Ash, Poppy Ash | Perennial | Tree | Shade | |
Fraxinus latifolia | Oregon Ash | Perennial | Tree | Sun | Wet, Moist |
Fraxinus nigra | Black Ash | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist |
Fraxinus pennsylvanica | Green Ash, Red Ash, Swamp Ash, River Ash, Water Ash, Darlington Ash | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist, Dry |
Fraxinus profunda | Pumpkin Ash | Perennial | Tree | Sun, Part-shade | Wet, Moist |
Fraxinus velutina | Arizona Ash, Velvet Ash, Desert Ash, Leatherleaf Ash, Smooth Ash, Modesto Ash, Toumey Ash, Standley Ash | Perennial | Tree | Sun | Dry |
Fritillaria agrestis | Stinkbells | Perennial | Herb | ||
Fritillaria camschatcensis | Kamchatka Fritillary, Black Lily | Perennial | Herb | ||
Fuirena simplex | Western Umbrella-sedge, Umbrellagrass, Western Umbrella Sedge | Perennial | Grass/Grass-like | ||
Fuirena squarrosa | Hairy Umbrella Sedge | Perennial | Grass/Grass-like | ||
Funastrum cynanchoides | Fringed Twinevine, Climbing Milkweed Vine, Twine-vine | Perennial | Vine | Part-shade | Dry |
Funastrum torreyi | Soft Twinevine, Soft Twine Vine | Perennial | Vine | Part-shade | Dry |
Gaillardia pulchella | Indian Blanket, Firewheel, Girasol Rojo | Annual | Herb | Sun, Part-shade | Dry |
Galactia elliottii | Elliott's Milkpea, White Milkpea | Perennial | Herb, Vine | ||
Galactia volubilis | Downy Milkpea | Perennial | Vine | ||
Galax urceolata | Beetleweed, Galax, Coltsfoot, Wand Flower | Perennial | Herb | Shade, Part-shade | Moist, Dry |
Galium aparine | Stickywilly, Catchweed Bedstraw, Cleavers, Common Bedstraw, Sticky Weed, Goose Grass | Annual | Herb, Vine | Shade | |
Galium asprellum | Rough Bedstraw | Perennial | Herb | Part-shade | |
Galium boreale | Northern Bedstraw | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Galium brevipes | Limestone Swamp Bedstraw | Perennial | Herb | ||
Galium circaezans | Licorice Bedstraw | Perennial | Subshrub | ||
Galium concinnum | Shining Bedstraw | Perennial | Herb | ||
Galium labradoricum | Northern Bog Bedstraw | Perennial | Herb | ||
Galium obtusum | Bluntleaf Bedstraw | Perennial | Herb | Part-shade | |
Galium palustre | Common Marsh Bedstraw | Perennial | Herb | ||
Galium tinctorium | Stiff Marsh Bedstraw | Perennial | Herb | Part-shade | |
Galium trifidum | Threepetal Bedstraw | Perennial | Vine | Part-shade | |
Galium triflorum | Fragrant Bedstraw, Sweet-scented Bedstraw | Perennial | Herb | Shade, Part-shade | Wet, Moist |
Galium uncinulatum | Bristly Bedstraw | Perennial | Herb | ||
Galium uniflorum | Oneflower Bedstraw | Perennial | Herb | ||
Gamochaeta pensylvanica | Pennsylvania Everlasting | Annual | Herb | ||
Gaultheria hispidula | Creeping Snowberry, Creeping-snowberry | Perennial | Shrub | Shade | Wet, Moist |
Gaultheria ovatifolia | Western Teaberry | Perennial | Subshrub | Shade | Wet, Moist |
Gaultheria procumbens | Eastern Teaberry, Wintergreen, Checkerberry | Perennial | Shrub | Shade, Part-shade | Moist, Dry |
Gaultheria shallon | Salal | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist, Dry |
Gaylussacia baccata | Black Huckleberry | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist, Dry |
Gaylussacia dumosa | Dwarf Huckleberry | Perennial | Shrub | Part-shade | |
Gaylussacia frondosa | Blue Huckleberry, Dangleberry | Perennial | Shrub | Sun | Wet |
Gelsemium rankinii | Swamp Jessamine, Rankin's Trumpetflower, Rankin's Jessamine, Swamp Yellow Jasmine | Perennial | Vine | Sun, Part-shade | Wet, Moist |
Gelsemium sempervirens | Carolina Jessamine, Yellow Jessamine, Evening Trumpetflower, Poor Man's Rope | Perennial | Vine | Sun, Part-shade | Moist |
Gentiana affinis | Pleated Gentian | Perennial | Herb | Moist | |
Gentiana alba | Plain Gentian, Yellow Gentian, Cream Gentian | Perennial | Herb | Part-shade | Moist |
Gentiana algida | Whitish Gentian, Arctic Gentian | Perennial | Herb | ||
Gentiana andrewsii | Closed Bottle Gentian, Closed Gentian, Bottle Gentian | Perennial | Herb | Shade, Part-shade | Wet, Moist |
Gentiana autumnalis | Pine Barren Gentian | Perennial | Herb | ||
Gentiana calycosa | Rainier Pleated Gentian | Perennial | Herb | Part-shade | Moist |
Gentiana catesbaei | Elliott's Gentian | Perennial | Herb | ||
Gentiana clausa | Bottle Gentian, Blind Gentian | Perennial | Herb | Sun, Part-shade | Moist |
Gentiana glauca | Pale Gentian | Perennial | Herb | ||
Gentiana linearis | Narrowleaf Gentian, Narrow-leaved Gentian | Perennial | Herb | ||
Gentiana parryi | Parry's Gentian | Perennial | Herb | Sun | Moist |
Gentiana prostrata | Pygmy Gentian | Annual | Herb | ||
Gentiana rubricaulis | Closed Gentian | Perennial | Herb | ||
Gentiana saponaria | Harvestbells, Soapwort Gentian | Perennial | Herb | Part-shade | |
Gentiana sceptrum | King's Scepter Gentian | Perennial | Herb | Part-shade | Wet |
Gentianella amarella | Autumn Dwarf Gentian, Northern Gentian | Annual | Herb | ||
Gentianopsis barbellata | Perennial Fringed Gentian | Perennial | Herb | ||
Gentianopsis crinita | Greater Fringed Gentian, Fringed Gentian | Annual | Herb | Part-shade | Moist |
Gentianopsis thermalis | Rocky Mountain Fringed Gentian, Western Fringed Gentian | Annual | Herb | ||
Gentianopsis virgata | Lesser Fringed Gentian, Smaller Fringed Gentian | Annual | Herb | ||
Geocaulon lividum | False Toadflax, Northern Comandra | Perennial | Herb | ||
Geranium caespitosum | Pineywoods Geranium | Perennial | Subshrub | ||
Geranium californicum | California Cranesbill, Mountain Geranium | Perennial | Herb | Part-shade | |
Geranium erianthum | Woolly Geranium | Perennial | Herb | Part-shade | Moist |
Geranium maculatum | Spotted Geranium, Wild Geranium, Cranesbill | Perennial | Herb | Shade, Part-shade | Moist |
Geranium richardsonii | Richardson's Geranium | Perennial | Herb | Part-shade | Moist |
Geranium robertianum | Robert Geranium, Herb Robert | Annual | Herb | ||
Geranium viscosissimum | Sticky Purple Geranium, Sticky Wild Geranium | Annual | Herb | Sun, Shade, Part-shade | Moist |
Geum aleppicum | Yellow Avens | Perennial | Herb | Shade | Moist |
Geum canadense | White Avens | Perennial | Herb | Shade, Part-shade | Moist, Dry |
Geum laciniatum | Rough Avens | Perennial | Herb | Part-shade | |
Geum macrophyllum | Largeleaf Avens, Large-leaf Avens | Perennial | Herb | Shade | |
Geum peckii | Mountain Avens | Perennial | Herb | Sun | Wet, Moist |
Geum rivale | Purple Avens, Water Avens | Perennial | Herb | Sun | Wet |
Geum rossii | Ross's Avens | Perennial | Herb | ||
Geum triflorum | Old Man's Whiskers, Prairie Smoke, Purple Avens | Perennial | Herb | Sun, Shade, Part-shade | Moist, Dry |
Geum vernum | Spring Avens | Perennial | Herb | ||
Geum virginianum | Cream Avens | Perennial | Herb | Shade, Part-shade | Moist |
Glandularia tampensis | Tampa Verbena, Tampa Mock-vervain | Perennial | Herb | Part-shade | Moist |
Gleditsia aquatica | Water Locust, Swamp Locust | Perennial | Tree | ||
Gleditsia triacanthos | Honey Locust, Common Honey Locust, Thorny Common Honey Locust, Honey Shucks Locust, Sweet Locust, Thorny Locust, Honey Shucks, Sweet Bean Tree | Perennial | Tree | Part-shade | Moist |
Glyceria borealis | Small Floating Mannagrass | Perennial | Grass/Grass-like | Sun | |
Glyceria canadensis | Rattlesnake Mannagrass | Perennial | Grass/Grass-like | Sun | |
Glyceria grandis | American Mannagrass, American Manna Grass, Tall Manna Grass, Reed Meadowgrass | Perennial | Grass/Grass-like | Sun | Wet |
Glyceria laxa | Limp Mannagrass, Lax Mannagrass | Perennial | Grass/Grass-like | ||
Glyceria melicaria | Melic Mannagrass | Perennial | Grass/Grass-like | Sun | |
Glyceria obtusa | Atlantic Mannagrass | Perennial | Grass/Grass-like | Part-shade | |
Glyceria striata | Fowl Mannagrass | Perennial | Grass/Grass-like | Part-shade | |
Glycyrrhiza lepidota | American Licorice, Wild Licorice | Perennial | Herb | Shade, Part-shade | Moist |
Goodyera oblongifolia | Western Rattlesnake Plantain, Greenleaf Rattlesnake Plantain, Green-leaved Rattlesnake Plantain | Perennial | Herb | ||
Goodyera pubescens | Downy Rattlesnake Plantain | Perennial | Herb | Part-shade | Moist, Dry |
Goodyera repens | Lesser Rattlesnake Plantain, Dwarf Rattlesnake Plantain | Perennial | Herb | ||
Goodyera tesselata | Checkered Rattlesnake Plantain | Perennial | Herb | ||
Gordonia lasianthus | Gordonia, Loblolly Bay | Perennial | Shrub | Sun | Moist |
Gossypium hirsutum | Upland Cotton | Annual | Tree | ||
Gratiola aurea | Golden Hedgehyssop | Perennial | Herb | ||
Gratiola neglecta | Clammy Hedgehyssop | Annual | Herb | ||
Grindelia camporum | Great Valley Gumweed | Perennial | Subshrub | ||
Grindelia integrifolia | Puget Sound Gumweed | Perennial | Herb, Subshrub | ||
Grindelia nana | Idaho Gumweed | Perennial | Herb | ||
Grindelia papposa | Spanish Gold, Clasping-leaved Haplopappus, Saw-leaf Daisy | Annual | Herb | ||
Grindelia squarrosa | Curlycup Gumweed | Annual, Biennial, Perennial | Herb | Dry | |
Grindelia stricta | Oregon Gumweed | Perennial | Herb, Subshrub | ||
Gymnocarpium dryopteris | Western Oakfern, Northern Oak Fern | Perennial | Herb, Fern | Sun, Shade | Moist |
Gymnocarpium robertianum | Scented Oakfern | Perennial | Herb, Fern | Shade, Part-shade | |
Habenaria repens | Waterspider Bog Orchid, Water-spider Orchid | Perennial | Herb | ||
Habranthus tubispathus | Rio Grande Copperlily, Copper Lily, Rio Grande Copper-lily | Perennial | Herb | Sun | Moist |
Hackelia floribunda | Manyflower Stickseed, Many-flower Stickseed | Biennial | Herb | ||
Hackelia micrantha | Jessica Sticktight | Perennial | Herb | ||
Hackelia virginiana | Beggarslice, Beggar's-lice, Stickseed, Sticktight, Wild Comfrey, Virginia Stickseed | Biennial, Perennial | Herb | ||
Halenia deflexa | American Spurred Gentian | Annual | Herb | ||
Halesia carolina | Carolina Silverbell | Perennial | Tree | Shade | |
Halesia diptera | Two-wing Silverbell, Two-winged Silverbell, Silverbell, American Snowdrop Tree, Snowdrop Tree, Snowbell, Cowlicks | Perennial | Shrub, Tree | Part-shade | Dry |
Halimolobos mollis | Soft Fissurewort | Biennial, Perennial | Herb | ||
Hamamelis vernalis | Ozark Witch-hazel, Vernal Witch-hazel | Perennial | Shrub | Part-shade | |
Hamamelis virginiana | Witch-hazel, American Witch-hazel, Common Witch-hazel, Winterbloom, Snapping Hazelnut, Striped Alder, Spotted Alder, Tobacco-wood, Water-witch | Perennial | Tree | Shade, Part-shade | Moist, Dry |
Hamelia patens | Scarletbush, Firebush, Hummingbird Bush, Scarlet Bush, Redhead | Perennial | Shrub | Sun | |
Harrimanella stelleriana | Alaska Bellheather, Alaska Moss Heather | Perennial | Subshrub | ||
Hastingsia alba | White Rushlily | Perennial | Herb | ||
Hedysarum alpinum | Alpine Sweetvetch, Alpine Sweet Broom, Licorice Root, Sweetbroom | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Heimia salicifolia | Shrubby Yellowcrest | Perennial | Shrub | Sun | Moist |
Helenium amarum | Yellow Sneezeweed, Bitterweed, Yellow Bitterweed, Yellowdicks, Slender-leaved Sneezeweed, Fine-leaved Sneezweed, Yellow Dog-fennel | Annual | Herb | Part-shade | Dry |
Helenium autumnale | Common Sneezeweed, Fall Sneezeweed, Autumn Sneezeweed | Perennial | Herb | Sun | Moist |
Helenium bigelovii | Bigelow's Sneezeweed | Perennial | Herb | ||
Helenium bolanderi | Coastal Sneezeweed | Perennial | Herb | ||
Helenium drummondii | Fringed Sneezeweed | Perennial | Herb | ||
Helenium flexuosum | Purplehead Sneezeweed, Purple-head Sneezeweed | Perennial | Herb | Sun | |
Helenium microcephalum | Smallhead Sneezeweed | Annual | Herb | ||
Helenium puberulum | Rosilla | Annual | Herb | ||
Helenium vernale | Savanna Sneezeweed | Perennial | Herb | ||
Helianthella quinquenervis | Fivenerve Helianthella | Perennial | Herb | ||
Helianthus angustifolius | Swamp Sunflower, Narrowleaf Sunflower, Narrow-leaved Sunflower | Perennial | Herb | Part-shade | Wet |
Helianthus annuus | Common Sunflower, Annual Sunflower | Annual | Herb | Sun | Dry |
Helianthus californicus | California Sunflower | Perennial | Herb | Sun | Moist |
Helianthus ciliaris | Texas Blueweed | Perennial | Herb | ||
Helianthus debilis | Cucumberleaf Sunflower, Cucumber-leaf Sunflower, Beach Sunflower | Annual | Herb | Sun | |
Helianthus decapetalus | Thinleaf Sunflower, Ten-petaled Sunflower, Thin-leaved Sunflower, Pale Sunflower | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Helianthus giganteus | Giant Sunflower | Perennial | Herb | Sun | Wet, Moist |
Helianthus grosseserratus | Sawtooth Sunflower | Perennial | Herb | Sun | Moist |
Helianthus maximiliani | Maximilian Sunflower, Max Sunflower | Perennial | Herb | Sun | Moist, Dry |
Helianthus microcephalus | Small Woodland Sunflower | Perennial | Herb | ||
Helianthus nuttallii | Nuttall's Sunflower | Perennial | Herb | ||
Helianthus occidentalis | Fewleaf Sunflower, Western Sunflower | Perennial | Herb | Sun | Moist, Dry |
Helianthus paradoxus | Paradox Sunflower, Puzzle Sunflower, Pecos Sunflower | Annual | Herb | ||
Helianthus simulans | Muck Sunflower, Narrow-leaved Sunflower, Swamp Sunflower | Perennial | Herb | Part-shade | |
Helianthus strumosus | Paleleaf Woodland Sunflower, Paleleaf Sunflower, Woodland Sunflower | Perennial | Herb | Sun, Shade, Part-shade | Dry |
Helianthus tuberosus | Jerusalem Artichoke, Sunchoke | Perennial | Herb | Sun | Moist, Dry |
Heliopsis helianthoides | Smooth Oxeye, Oxeye Sunflower, False Sunflower | Perennial | Herb | Sun, Part-shade | Dry |
Heliotropium angiospermum | Scorpion's-tail, Scorpion-tail | Annual | Herb | Sun, Part-shade | Moist |
Heliotropium curassavicum | Salt Heliotrope, Seaside Heliotrope, Quail Plant, Cola De Mico, Cola De Gama | Annual | Herb | Sun | Dry |
Heliotropium greggii | Fragrant Heliotrope | Perennial | Herb | ||
Heliotropium molle | Soft Heliotrope | Perennial | Herb | ||
Heliotropium procumbens | Fourspike Heliotrope | Annual, Perennial | Herb, Subshrub | ||
Helonias bullata | Swamp Pink | Perennial | Herb | ||
Hemizonia fasciculata | Clustered Tarweed | Annual | Herb | ||
Heracleum maximum | Common Cowparsnip, Cow Parsnip | Perennial | Herb | Shade | Moist |
Hesperochiron californicus | California Hesperochiron | Perennial | Herb | ||
Hesperochiron pumilus | Dwarf Hesperochiron | Perennial | Herb | Sun, Shade, Part-shade | Wet |
Heteranthera dubia | Grassleaf Mudplantain, Water Stargrass | Annual | Herb | ||
Heteranthera limosa | Blue Mudplantain, Blue Mud Plantain | Annual | Herb | ||
Heteropogon contortus | Tanglehead | Perennial | Grass/Grass-like | Sun | Dry |
Heuchera americana | American Alumroot, Alumroot | Perennial | Herb | Shade, Part-shade | Moist, Dry |
Heuchera richardsonii | Richardson's Alumroot, Prairie Alumroot | Perennial | Herb | Sun, Part-shade | Dry |
Heuchera rubescens | Pink Alumroot, Mountain Alumroot, Red Alumroot, Wild Coralbells | Perennial | Herb | Part-shade | Dry |
Hexalectris spicata | Spiked Crested Coralroot, Spiked Crested Coral Root | Perennial | Herb | ||
Hexastylis arifolia | Little Brown Jug, Heartleaf, Evergreen Wild Ginger | Perennial | Herb | Shade, Part-shade | Moist, Dry |
Hexastylis shuttleworthii | Largeflower Heartleaf, Shuttleworth's Ginger | Perennial | Herb | ||
Hexastylis speciosa | Harper's Heartleaf, Harper's Ginger | Perennial | Herb | ||
Hexastylis virginica | Virginia Heartleaf | Perennial | Herb | ||
Hibiscus aculeatus | Comfortroot, Big Thicket Hibiscus, Pineland Hibiscus | Perennial | Herb | Sun, Part-shade | Moist |
Hibiscus coccineus | Scarlet Rosemallow, Crimson Rosemallow, Wild Red Mallow, Texas Star Hibiscus | Perennial | Herb | Sun | Wet |
Hibiscus grandiflorus | Swamp Rose-mallow, Pink Swamp Hibiscus, Large-flowered Hibiscus | Perennial | Herb | Part-shade | Wet |
Hibiscus laevis | Halberdleaf Rosemallow, Halberdleaf Hibiscus, Scarlet Rose Mallow, Halberd-leaved Hibiscus, Halberd-leaved Rose-mallow | Perennial | Shrub | Sun, Part-shade | Moist |
Hibiscus moscheutos | Crimson-eyed Rose-mallow, Marshmallow Hibiscus | Perennial | Shrub | Sun, Part-shade | Wet, Moist |
Hibiscus striatus | Striped Rosemallow | Perennial | Herb, Subshrub | ||
Hieracium gronovii | Queendevil | Perennial | Herb | ||
Hippuris tetraphylla | Fourleaf Mare's-tail | Perennial | Herb | ||
Hippuris vulgaris | Common Mare's-tail | Perennial | Herb | Sun | |
Hoffmannseggia glauca | Indian Rushpea, Indian Rush-pea | Perennial | Herb | ||
Holodiscus discolor | Ocean Spray, Hillside Ocean-spray, Cream Bush, Mountain Spray | Perennial | Shrub | Sun, Part-shade | Moist |
Honckenya peploides | Seaside Sandplant | Perennial | Herb | ||
Hordeum jubatum | Foxtail Barley | Perennial | Grass/Grass-like | ||
Hordeum pusillum | Little Barley | Annual | Grass/Grass-like | Sun | |
Hottonia inflata | American Featherfoil, Featherfoil | Annual | Herb | ||
Houstonia caerulea | Azure Bluet, Quaker Ladies, Bluets | Perennial | Herb | Part-shade | Moist |
Houstonia pusilla | Tiny Bluets, Small Bluets, Star Violet | Annual | Herb | ||
Houstonia serpyllifolia | Thymeleaf Bluet | Perennial | Herb | ||
Houstonia wrightii | Pygmy Bluet | Perennial | Herb | ||
Humulus lupulus | Common Hop | Perennial | Vine | ||
Hybanthus concolor | Eastern Greenviolet, Green Violet | Perennial | Herb | Shade, Part-shade | Moist |
Hydrangea arborescens | Smooth Hydrangea, Wild Hydrangea, Sevenbark | Perennial | Shrub | Part-shade | Moist |
Hydrocotyle americana | American Marshpennywort, Water-pennywort | Perennial | Herb | Wet, Moist | |
Hydrocotyle bonariensis | Largeleaf Pennywort, Salt Pennywort | Perennial | Herb | ||
Hydrocotyle prolifera | Whorled Marshpennywort | Perennial | Herb | Wet | |
Hydrocotyle ranunculoides | Floating Marshpennywort, Floating Marsh-Pennywort, Floating Marsh Pennywort, Floating Pennyroyal | Perennial | Herb | ||
Hydrocotyle umbellata | Manyflower Marsh-pennywort, Many-flowered Marsh-pennywort, Marsh Pennywort, Water Pennywort, Money Plant | Perennial | Herb | Sun, Shade, Part-shade | Wet, Moist |
Hydrolea corymbosa | Skyflower, Tall Hydrolea | Perennial | Herb | ||
Hydrolea ovata | Blue Waterleaf, Ovate False Fiddleleaf, Hairy Hydrolea | Perennial | Herb | Sun, Part-shade | Wet, Moist |
Hydrophyllum canadense | Broad-leaved Waterleaf, Broadleaf Waterleaf, Bluntleaf Waterleaf, Blunt-leaved Waterleaf, Maple-leaf Waterleaf, Maple-leaved Waterleaf, Canadian Waterleaf, Canada Waterleaf, Fool's Seal | Perennial | Herb | ||
Hydrophyllum fendleri | Fendler's Waterleaf | Perennial | Herb | ||
Hydrophyllum occidentale | Western Waterleaf, Squaw-lettuce, Waterleaf | Perennial | Herb | Shade | Wet |
Hydrophyllum tenuipes | Pacific Waterleaf | Perennial | Herb | Shade, Part-shade | Moist |
Hydrophyllum virginianum | Virginia Waterleaf, Eastern Waterleaf, Shawnee Salad | Perennial | Herb | Shade, Part-shade | Moist |
Hymenocallis latifolia | Perfumed Spiderlily, Perfumed Spider-lily | Perennial | Herb | Shade | Moist |
Hymenocallis liriosme | Texas Spiderlily, Spring Spiderlily, Spiderlily, Louisiana Spiderlily, Western Marsh Spiderlily | Perennial | Herb | Part-shade | Moist |
Hymenocallis occidentalis var. occidentalis | Northern Spiderlily, Carolina Spiderlily | Perennial | Herb | Part-shade | Wet |
Hymenocallis palmeri | Alligator Lily | Perennial | Herb | ||
Hymenocallis rotata | Streamside Spiderlily, Florida Spiderlily | Perennial | Herb | ||
Hymenoclea monogyra | Singlewhorl Burrobrush | Perennial | Subshrub, Shrub | ||
Hymenoxys hoopesii | Owl's-claws, Orange Sneezeweed | Perennial | Herb | Part-shade | Wet |
Hypericum adpressum | Creeping St. John's-wort | Perennial | Herb | ||
Hypericum anagalloides | Tinker's Penny | Annual | Herb | Part-shade | |
Hypericum ascyron | Great St. John's-wort, Giant St. John's-wort | Perennial | Herb | Sun, Shade, Part-shade | Wet, Moist |
Hypericum boreale | Northern St. John's-wort | Perennial | Herb | Part-shade | |
Hypericum buckleyi | Buckley's St. John's-wort | Perennial | Subshrub | ||
Hypericum canadense | Lesser Canadian St. John's-wort | Annual | Herb | ||
Hypericum cistifolium | Roundpod St. John's-wort | Perennial | Subshrub | Sun | |
Hypericum crux-andreae | St. Peter's-wort, Atlantic St. Peter's-wort, St. Peter's Cross, St. John's-wort | Perennial | Subshrub | Part-shade | |
Hypericum densiflorum | Bushy St. John's-wort | Perennial | Shrub | Sun | Wet |
Hypericum denticulatum | Coppery St. John's-wort | Perennial | Herb | ||
Hypericum drummondii | Nits And Lice, Drummond's St. John's-wort | Annual | Herb | ||
Hypericum ellipticum | Pale St. John's-wort | Perennial | Herb | ||
Hypericum gentianoides | Orangegrass, Pineweed | Annual | Herb | Part-shade | |
Hypericum graveolens | Mountain St. John's-wort | Perennial | Herb | ||
Hypericum gymnanthum | Claspingleaf St. John's-wort | Perennial | Herb | ||
Hypericum hypericoides | St. Andrew's-cross | Perennial | Subshrub | ||
Hypericum kalmianum | Kalm's St. John's-wort | Perennial | Shrub | Sun | Dry |
Hypericum majus | Large St. John's-wort | Annual | Herb | ||
Hypericum mutilum | Dwarf St. John's-wort | Annual | Herb | Part-shade | |
Hypericum prolificum | Shrubby St. John's-wort | Perennial | Shrub | Shade, Part-shade | Moist, Dry |
Hypericum punctatum | Spotted St. John's-wort | Perennial | Herb | Part-shade | |
Hypericum scouleri | Scouler's St. John's-wort | Perennial | Herb | ||
Hypericum sphaerocarpum | Roundseed St. John's-wort | Perennial | Herb | ||
Hypericum tetrapetalum | Fourpetal St. John's-wort | Perennial | Subshrub | ||
Hypoxis curtissii | Curtis' Star-grass | Perennial | Herb | ||
Hypoxis hirsuta | Common Goldstar, Yellow Star-grass, Eastern Yellow Star-grass | Perennial | Herb | Sun, Shade, Part-shade | Dry |
Hypoxis juncea | Fringed Yellow Star-grass, Common Star-grass | Perennial | Herb | ||
Hypoxis wrightii | Wright's Star-grass | Perennial | Herb | ||
Hyptis alata | Clustered Bushmint | Perennial | Herb | Sun, Part-shade | Wet, Moist |
Ilex amelanchier | Sarvis Holly, Swamp Holly | Perennial | Shrub | Part-shade | Wet |
Ilex cassine | Dahoon | Perennial | Tree | Part-shade | Moist |
Ilex coriacea | Baygall Bush, Large Gallberry, Gallberry, Tall Inkberry Holly, Inkberry Holly, Shining Inkberry, Inkberry | Perennial | Shrub | Part-shade | Moist |
Ilex decidua | Possumhaw, Possumhaw Holly, Deciduous Holly, Meadow Holly, Prairie Holly, Swamp Holly, Welk Holly, Deciduous Yaupon, Bearberry, Winterberry | Perennial | Shrub | Sun, Part-shade | Moist |
Ilex glabra | Inkberry, Gallberry | Perennial | Shrub | Part-shade | Wet, Moist |
Ilex laevigata | Smooth Winterberry | Perennial | Shrub | Sun | Moist |
Ilex montana | Mountain Holly, Mountain Winterberry | Perennial | Shrub, Tree | ||
Ilex mucronata | Catberry | Perennial | Tree | Sun | Wet, Moist |
Ilex myrtifolia | Myrtle Dahoon, Myrtle Leaf Holly, Myrtle Holly | Perennial | Shrub | Part-shade | Moist |
Ilex opaca | American Holly, White Holly, Prickly Holly, Evergreen Holly, Christmas Holly, Yule Holly | Perennial | Tree | Sun, Shade, Part-shade | Wet, Dry |
Ilex verticillata | Common Winterberry, Winterberry, Michigan Holly, Black Alder | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist, Dry |
Ilex vomitoria | Yaupon, Yaupon Holly, Cassina | Perennial | Shrub, Tree | Sun, Shade, Part-shade | Moist, Dry |
Iliamna grandiflora | Largeflower Wild Hollyhock | Perennial | Herb | ||
Iliamna rivularis | Streambank Wild Hollyhock, Wild Hollyhock, Mountain Globemallow | Perennial | Herb | Part-shade | Moist |
Illicium floridanum | Florida Anisetree, Florida Anise, Anise Tree, Stinkbush | Perennial | Shrub | Part-shade | |
Illicium parviflorum | Yellow Anisetree, Small Anisetree, Star Anise | Perennial | Shrub | Part-shade | Moist |
Impatiens capensis | Jewelweed, Orange Jewelweed, Spotted Touch-me-not | Annual | Herb | Shade | Wet, Moist |
Impatiens ecornuta | Spurless Touch-me-not | Annual | Herb | ||
Impatiens noli-tangere | Western Touch-me-not | Annual | Herb | ||
Impatiens pallida | Pale Touch-me-not, Yellow Jewelweed | Annual | Herb | Shade | Wet, Moist |
Imperata brevifolia | California Satintail | Perennial | Grass/Grass-like | ||
Indigofera lindheimeriana | Lindheimer's Indigo | Perennial | Shrub | Sun, Part-shade | Wet, Moist |
Ipomoea alba | Moonflower, Moon Vine, Tropical White Morning Glory | Annual | Vine | ||
Ipomoea cordatotriloba | Tievine, Purple Bindweed, Morning Glory | Perennial | Vine | ||
Ipomoea hederifolia | Scarlet Creeper | Annual | Vine | ||
Ipomoea imperati | Beach Morning-glory, Beach Morning Glory | Perennial | Vine | ||
Ipomoea lindheimeri | Lindheimer's Morning-glory, Blue Morning Glory | Perennial | Vine | Sun | Dry |
Ipomoea pandurata | Man Of The Earth, Wild Potato, Wild Sweet Potato, Manroot | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Ipomoea pes-caprae | Railroad Vine, Goat-foot Morning Glory, Bayhops, Beach Morning Glory | Perennial | Vine | Part-shade | |
Ipomoea sagittata | Saltmarsh Morning-glory, Salt-marsh Morning Glory | Perennial | Vine | ||
Iris brevicaulis | Zigzag Iris | Perennial | Herb | Sun, Shade, Part-shade | Wet, Moist |
Iris fulva | Copper Iris, Red Iris | Perennial | Herb | Sun, Part-shade | Wet, Moist |
Iris giganticaerulea | Giant Blue Iris, Blue Flag | Perennial | Herb | Part-shade | Wet |
Iris hartwegii | Rainbow Iris, Sierra Iris | Perennial | Herb | Shade | Moist |
Iris hexagona | Dixie Iris | Perennial | Herb | Sun, Part-shade | Wet, Moist |
Iris hexagona var. savannarum | Savanna Iris, Anglepod Blueflag | Perennial | Herb | ||
Iris lacustris | Dwarf Lake Iris | Perennial | Herb | Sun | |
Iris missouriensis | Rocky Mountain Iris, Western Blue Flag | Perennial | Herb | Sun | Wet |
Iris prismatica | Slender Blue Iris, Slender Blue Flag, Coastal Iris | Perennial | Herb | Part-shade | Moist |
Iris setosa | Beachhead Iris, Beach-head Iris, Wild Flag Iris, Alaska Iris | Perennial | Herb | Sun | Wet |
Iris setosa var. canadensis | Canada Beachhead Iris | Perennial | Herb | ||
Iris tridentata | Savanna Iris | Perennial | Herb | ||
Iris versicolor | Harlequin Blueflag, Northern Blue Flag, Large Blue Iris | Perennial | Herb | Sun, Part-shade | Wet, Moist |
Iris virginica | Virginia Iris, Great Blue Flag, Southern Blue Flag | Perennial | Herb | Sun | Wet |
Isoetes lithophila | Rock Quillwort | Perennial | Grass/Grass-like | ||
Isotria medeoloides | Small Whorled Pogonia, Green Fiveleaf Orchid | Perennial | Herb | ||
Isotria verticillata | Large Whorled Pogonia, Purple Fiveleaf Orchid | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Itea virginica | Virginia Sweetspire, Tassel-white, Virginia Willow | Perennial | Shrub | Part-shade | Moist |
Iva annua | Annual Marshelder, Marshelder, Sumpweed, Annual Marsh Elder, Marsh Elder | Annual | Herb | ||
Iva frutescens | Jesuit's Bark, High-tide Bush, High-water Shrub, Marsh Elder, Bigleaf Marsh Elder | Perennial | Herb, Subshrub | Sun | Wet |
Jacquemontia tamnifolia | Hairy Clustervine, Hairy Cluster-vine | Annual | Vine | ||
Jacquinia keyensis | Joewood | Perennial | Tree | ||
Jamesia americana | Fivepetal Cliffbush, Cliffbush | Perennial | Shrub | Sun | |
Jamesianthus alabamensis | Alabama Warbonnet | Perennial | Herb | ||
Juglans californica | Southern California Walnut, California Black Walnut | Perennial | Tree | Part-shade | |
Juglans cinerea | Butternut, White Walnut | Perennial | Tree | Sun | Moist |
Juglans major | Arizona Walnut, Arizona Black Walnut, River Walnut, Mountain Walnut, Nogal Silvestre | Perennial | Tree | Sun, Part-shade | Dry |
Juglans microcarpa | Little Walnut, Texas Walnut, Texas Black Walnut, River Walnut, Nogalito, Nogalillo, Namboca | Perennial | Tree | Part-shade | Dry |
Juglans nigra | Black Walnut, Eastern Black Walnut, American Black Walnut | Perennial | Tree | Sun, Part-shade | Moist |
Juncus acuminatus | Tapertip Rush | Perennial | Grass/Grass-like | Part-shade | |
Juncus alpinoarticulatus | Northern Green Rush | Perennial | Grass/Grass-like | ||
Juncus arcticus ssp. littoralis | Baltic Rush | Perennial | Grass/Grass-like | Sun | |
Juncus brachycephalus | Smallhead Rush | Perennial | Grass/Grass-like | Part-shade | |
Juncus brevicaudatus | Narrowpanicle Rush | Perennial | Grass/Grass-like | ||
Juncus bufonius | Toad Rush | Annual | Grass/Grass-like | Sun | |
Juncus caesariensis | New Jersey Rush | Perennial | Grass/Grass-like | Sun | Moist |
Juncus canadensis | Canadian Rush, Canada Rush | Perennial | Grass/Grass-like | Part-shade | Wet |
Juncus dubius | Dubius Rush, Mariposa Rush, Little Bamboo | Perennial | Grass/Grass-like | Sun | Wet |
Juncus dudleyi | Dudley's Rush | Perennial | Grass/Grass-like | ||
Juncus effusus | Common Rush, Soft Rush | Perennial | Grass/Grass-like | Sun | Wet, Moist |
Juncus effusus var. pylaei | Common Rush | Perennial | Grass/Grass-like | ||
Juncus filiformis | Thread Rush | Perennial | Grass/Grass-like | ||
Juncus filipendulus | Ringseed Rush | Perennial | Grass/Grass-like | ||
Juncus gerardii | Saltmeadow Rush | Perennial | Grass/Grass-like | ||
Juncus greenei | Greene's Rush | Perennial | Grass/Grass-like | ||
Juncus interior | Inland Rush | Perennial | Grass/Grass-like | Sun | Moist |
Juncus kelloggii | Kellogg's Dwarf Rush | Annual | Grass/Grass-like | Moist | |
Juncus marginatus | Grassleaf Rush, Grass Leaf Rush | Perennial | Grass/Grass-like | Part-shade | |
Juncus mertensianus | Mertens' Rush | Perennial | Grass/Grass-like | Part-shade | |
Juncus militaris | Bayonet Rush | Perennial | Grass/Grass-like | ||
Juncus nodatus | Stout Rush | Perennial | Grass/Grass-like | ||
Juncus nodosus | Knotted Rush | Perennial | Grass/Grass-like | Sun | |
Juncus pelocarpus | Brownfruit Rush | Perennial | Grass/Grass-like | ||
Juncus roemerianus | Needlegrass Rush, Black Needlerush | Perennial | Herb | Sun | Wet |
Juncus secundus | Lopsided Rush | Perennial | Grass/Grass-like | Sun | |
Juncus stygius | Moor Rush | Perennial | Grass/Grass-like | ||
Juncus subcaudatus | Woodland Rush | Perennial | Grass/Grass-like | Part-shade | |
Juncus subtilis | Greater Creeping Rush | Perennial | Grass/Grass-like | ||
Juncus tenuis | Poverty Rush, Path Rush | Perennial | Grass/Grass-like | Part-shade | |
Juncus texanus | Texas Rush | Perennial | Grass/Grass-like | ||
Juncus torreyi | Torrey's Rush | Perennial | Grass/Grass-like | Sun | Wet, Moist |
Juncus trifidus | Highland Rush | Perennial | Grass/Grass-like | ||
Juncus validus | Roundhead Rush | Perennial | Grass/Grass-like | Part-shade | |
Juncus vaseyi | Vasey's Rush | Perennial | Grass/Grass-like | ||
Juniperus communis | Common Juniper | Perennial | Tree | Sun | Dry |
Juniperus deppeana | Alligator Juniper, Checkerbark Juniper, Western Juniper, Oakbark Cedar, Thickbark Cedar, Mountain Cedar, Tascate, Tacate, Tlascal | Perennial | Tree | Sun | Dry |
Juniperus horizontalis | Creeping Juniper, Creeping Savin | Perennial | Shrub | Sun, Part-shade | Dry |
Juniperus virginiana | Eastern Red Cedar, Eastern Redcedar, Virginia Juniper, Red Juniper, Pencil Cedar, Carolina Cedar, Red Savin | Perennial | Tree | Sun, Shade, Part-shade | Dry |
Justicia americana | American Water-willow, Water-willow | Perennial | Herb | Sun, Part-shade | Wet, Moist |
Justicia ovata | Looseflower Water-willow | Perennial | Herb | ||
Kalmia angustifolia | Sheep Laurel, Lambkill Kalmia, Lambkill | Perennial | Shrub | Part-shade | Wet |
Kalmia carolina | Carolina Laurel | Perennial | Shrub | ||
Kalmia cuneata | Whitewicky, White Wicky | Perennial | Shrub | ||
Kalmia latifolia | Mountain Laurel, Calico Bush, Kalmia, Mountain-laurel | Perennial | Shrub | Part-shade | Moist |
Kalmia microphylla | Alpine Laurel | Perennial | Subshrub | Sun | Wet |
Kalmia polifolia | Bog Laurel, Pale Laurel, Swamp Laurel | Perennial | Shrub | Sun, Shade, Part-shade | Wet |
Kosteletzkya virginica | Virginia Saltmarsh Mallow, Virginia Fen-rose, Saltmarsh Mallow, Seashore Mallow | Perennial | Subshrub | Sun | Moist |
Krigia biflora | Two-flower Dwarf Dandelion, Two-flower Cynthia, Dwarf Dandelion | Perennial | Herb | Sun | |
Krigia caespitosa | Weedy Dwarfdandelion, Dwarf Dandelion | Annual | Herb | ||
Krigia dandelion | Potato Dwarf Dandelion, Potato Dandelion | Perennial | Herb | ||
Krigia virginica | Virginia Dwarfdandelion, Virginia Dwarf-dandelion, Virginia Dwarf Dandelion, Dwarf Dandelion | Annual | Herb | ||
Kyllinga brevifolia | Shortleaf Spikesedge | Perennial | Grass/Grass-like | ||
Kyllinga gracillima | Pasture Spikesedge | Perennial | Grass/Grass-like | ||
Kyllinga odorata | Fragrant Spikesedge | Annual, Perennial | Grass/Grass-like | ||
Lachnanthes caroliana | Carolina Redroot, Paint Root | Perennial | Herb | Sun, Part-shade | Moist |
Lachnocaulon beyrichianum | Southern Bogbutton | Perennial | Herb | ||
Lactuca biennis | Tall Blue Lettuce | Annual, Biennial | Herb | Part-shade | Wet, Moist |
Lactuca canadensis | Canada Lettuce, Wild Lettuce | Biennial | Herb | Sun, Part-shade | |
Lactuca floridana | Woodland Lettuce, Florida Lettuce | Annual, Biennial | Herb | Shade, Part-shade | Wet, Moist |
Lactuca graminifolia | Grassleaf Lettuce | Biennial, Perennial | Herb | ||
Lactuca ludoviciana | Western Wild Lettuce, Louisiana Wild Lettuce, Prairie Lettuce, Prairie Wild Lettuce, Biannual Lettuce | Biennial, Perennial | Herb | Sun, Part-shade | Moist, Dry |
Lactuca tatarica | Blue Lettuce | Biennial | Herb | ||
Laennecia coulteri | Conyza, Coulter's Horseweed, Coulter's Woolwort, Annual Horsetail | Annual | Herb | ||
Laguncularia racemosa | White Mangrove | Perennial | Tree | Part-shade | Wet |
Lantana urticoides | Texas Lantana, Calico Bush | Perennial | Shrub | Sun | Dry |
Laportea canadensis | Canadian Woodnettle, Wood Nettle | Perennial | Herb | ||
Larix laricina | Tamarack, American Larch, Hacmatack, Black Larch | Perennial | Tree | Sun, Shade | Wet, Moist |
Larix occidentalis | Western Larch, Western Tamarack | Perennial | Tree | Sun | Wet, Moist |
Lasthenia californica | California Goldfields | Annual | Herb | Sun | |
Lasthenia glabrata | Yellowray Goldfields, Yellow-ray Goldfields, California Sunshine | Annual | Herb | Sun | |
Lasthenia minor | Coastal Goldfields | Annual | Herb | ||
Lathyrus japonicus | Beach Pea, Sand Pea | Perennial | Vine | Sun | Wet, Moist |
Lathyrus palustris | Marsh Pea, Marsh Vetchling | Perennial | Vine | Sun | Moist |
Lathyrus venosus | Veiny Pea, Veiny Vetchling, Wild Sweet Pea, Bushy Vetch | Perennial | Herb | Part-shade | Moist, Dry |
Layia munzii | Munz's Tidytips | Annual | Herb | ||
Leavenworthia aurea var. texana | Golden Gladecress, Texas Golden Glade Cress | Annual | Herb | ||
Ledum groenlandicum | Bog Labrador Tea, Rusty Labrador Tea, Labrador Tea, Hudson's Bay Tea, Muskeg Tea | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist |
Leersia monandra | Cut Rice Grass, Bunch Cutgrass | Perennial | Grass/Grass-like | Shade, Part-shade | Moist, Dry |
Leersia oryzoides | Rice Cutgrass, Rice Cut Grass | Perennial | Grass/Grass-like | Part-shade | Wet |
Leersia virginica | Whitegrass | Perennial | Grass/Grass-like | Part-shade | |
Leiophyllum buxifolium | Sandmyrtle, Sand-myrtle | Perennial | Shrub | Part-shade | Moist |
Lemna aequinoctialis | Lesser Duckweed | Perennial | Herb | ||
Lemna minor | Common Duckweed | Perennial | Herb | Sun | Wet |
Lemna trisulca | Star Duckweed | Perennial | Herb | Sun, Shade, Part-shade | Wet |
Lemna turionifera | Turion Duckweed | Perennial | Herb | ||
Lemna valdiviana | Valdivia Duckweed | Perennial | Herb | ||
Lepidium densiflorum | Common Pepperweed | Annual | Herb | ||
Lepidium flavum | Yellow Pepperweed, Yellow Peppergrass | Annual | Herb | ||
Lepidium thurberi | Thurber's Pepperweed | Annual | Herb | ||
Lepidium virginicum | Virginia Peppergrass, Virginia Pepperweed, Peppergrass, Poor Man's Pepper | Annual | Herb | Sun | Dry |
Leptarrhena pyrolifolia | Fireleaf Leptarrhena, Leatherleaf Saxifrage | Perennial | Herb | ||
Lepuropetalon spathulatum | Petiteplant | Annual | Subshrub | ||
Lespedeza capitata | Roundhead Lespedeza, Roundhead Bush-clover, Round-headed Lespedeza, Round-headed Bush-clover | Perennial | Herb | Sun | Dry |
Lesquerella gracilis | Spreading Bladderpod, Cloth-of-gold | Annual | Herb | Sun | |
Lesquerella pallida | White Bladderpod | Annual | Herb | ||
Leucospora multifida | Narrowleaf Paleseed | Annual | Herb | ||
Leucothoe axillaris | Coastal Doghobble, Coast Leucothoe | Perennial | Shrub | Shade, Part-shade | Moist |
Leucothoe davisiae | Sierra Laurel, Sierran Doghobble, Western Leucothoe | Perennial | Shrub | Part-shade | Moist |
Leucothoe fontanesiana | Highland Doghobble, Drooping Leucothoe | Perennial | Shrub | Part-shade | Moist |
Lewisia brachycalyx | Shortsepal Lewisia | Perennial | Herb | ||
Lewisia pygmaea | Alpine Lewisia, Pygmy Bitterroot | Perennial | Herb | ||
Leymus cinereus | Basin Wildrye, Great Basin Lyme Grass, Great Basin Wildrye | Perennial | Grass/Grass-like | Sun | |
Leymus condensatus | Giant Wildrye | Perennial | Grass/Grass-like | ||
Leymus mollis | American Dunegrass, American Dune Grass | Perennial | Grass/Grass-like | ||
Leymus triticoides | Beardless Wildrye, Beardless Lyme Grass, Creeping Wildrye | Perennial | Grass/Grass-like | Sun, Part-shade | Moist, Dry |
Liatris acidota | Sharp Blazing Star, Sharp Gayfeather, Sharp Liatris | Perennial | Herb | Sun | Moist |
Liatris gracilis | Slender Blazing Star, Slender Gayfeather, Slender Liatris | Perennial | Herb | ||
Liatris ligulistylis | Rocky Mountain Blazing Star, Rocky Mountain Gayfeather, Rocky Mountain Liatris, Meadow Blazing Star, Meadow Gayfeather, Meadow Liatris | Perennial | Herb | Sun | Moist |
Liatris pycnostachya | Prairie Blazing Star, Prairie Gayfeather, Prairie Liatris, Kansas Blazing Star, Kansas Gayfeather, Kansas Liatris, Cat-tail Blazing Star, Cat-tail Gayfeather, Cat-tail Liatris, Hairy Button-snakeroot | Perennial | Herb | Sun | Moist, Dry |
Liatris scariosa | Devil's Bite, Large Blazing Star, Large Gayfeather, Large Liatris, Savanna Blazing Star, Savanna Gayfeather, Savanna Liatris | Perennial | Herb | Sun | Moist |
Liatris spicata | Dense Blazing Star, Dense Gayfeather, Dense Liatris, Marsh Blazing Star, Marsh Gayfeather, Marsh Liatris | Perennial | Herb | Sun | Moist |
Ligusticum scoticum | Scottish Licorice-root, Scotch Lovage | Perennial | Herb | ||
Lilaeopsis chinensis | Eastern Grasswort | Perennial | Herb | ||
Lilium bolanderi | Bolander's Lily | Perennial | Herb | ||
Lilium canadense | Canada Lily, Canadian Lily, Wild Yellow Lily | Perennial | Herb | Sun | Wet, Moist |
Lilium catesbaei | Pine Lily, Southern Red Lily, Catesby's Lily | Perennial | Herb | Part-shade | Wet, Moist |
Lilium grayi | Gray's Lily | Perennial | Herb | ||
Lilium kelleyanum | Kelley's Lily | Perennial | Herb | ||
Lilium kelloggii | Kellogg's Lily | Perennial | Herb | ||
Lilium maritimum | Coast Lily | Perennial | Herb | ||
Lilium michauxii | Carolina Lily | Perennial | Herb | Part-shade | Moist, Dry |
Lilium michiganense | Michigan Lily, Turk's Cap Lily | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Lilium occidentale | Western Lily | Perennial | Herb | ||
Lilium pardalinum | Leopard Lily, Tiger Lily, Panther Lily | Perennial | Herb | Part-shade | |
Lilium parvum | Sierra Tiger Lily, Sierran Tiger Lily, Fairy Lily, Alpine Lily | Perennial | Herb | Part-shade | Moist |
Lilium philadelphicum | Wood Lily | Perennial | Herb | Sun, Shade, Part-shade | Dry |
Lilium pyrophilum | Sandhills Lily | Perennial | Herb | ||
Lilium superbum | Turk's-cap Lily | Perennial | Herb | Sun | Moist |
Limnanthes alba | White Meadowfoam | Annual | Herb | ||
Limnanthes douglasii | Douglas' Meadowfoam, Douglas Meadowfoam | Annual | Herb | ||
Limnanthes vinculans | Sebastopol Meadowfoam | Annual | Herb | ||
Limonium californicum | California Sealavender, Marsh Rosemary | Perennial | Herb, Subshrub | ||
Limonium carolinianum | Carolina Sealavender, Sea Lavender | Perennial | Herb | Part-shade | Wet |
Limonium limbatum | Transpecos Sealavender | Perennial | Herb | ||
Limosella australis | Welsh Mudwort | Annual | Herb | ||
Lindera benzoin | Northern Spicebush, Spicebush, Wild Allspice | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist, Dry |
Lindernia dubia | Yellowseed False Pimpernel | Annual | Herb | ||
Linnaea borealis | Twinflower, American Twinflower | Perennial | Herb | Sun, Shade, Part-shade | Wet, Moist |
Linum virginianum | Woodland Flax | Perennial | Herb | Sun, Part-shade | Moist, Dry |
Liparis liliifolia | Brown Widelip Orchid, Large Twayblade | Perennial | Herb | Sun | Moist |
Liparis loeselii | Yellow Widelip Orchid, Fen Orchid | Perennial | Herb | ||
Lipocarpha aristulata | Awned Halfchaff Sedge | Annual | Grass/Grass-like | ||
Lipocarpha micrantha | Smallflower Halfchaff Sedge | Annual | Grass/Grass-like | ||
Lippia alba | Bushy Lippia | Perennial | Shrub | Part-shade | Moist |
Liquidambar styraciflua | Sweetgum, American Sweetgum, Red Gum, White Gum, Star-leaved Gum, Starleaf Gum, Alligator Tree, Satin Walnut, Bilsted, Liquidambar | Perennial | Tree | Part-shade | Moist |
Liriodendron tulipifera | Tulip Tree, Tulip Poplar, Yellow Poplar | Perennial | Tree | Sun, Shade, Part-shade | Moist |
Listera auriculata | Auricled Twayblade | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Listera australis | Southern Twayblade | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Listera smallii | Kidneyleaf Twayblade, Appalachian Twayblade | Perennial | Herb | ||
Litsea aestivalis | Pondspice | Perennial | Shrub | ||
Littorella uniflora | American Shoreweed | Perennial | Herb | ||
Lloydia serotina | Common Alplily, Alplily | Perennial | Herb | ||
Lobelia anatina | Apache Lobelia, Southwestern Blue Lobelia | Perennial | Herb | ||
Lobelia appendiculata | Pale Lobelia | Annual | Herb | ||
Lobelia cardinalis | Cardinal Flower | Perennial | Herb | Sun, Shade, Part-shade | Wet, Moist |
Lobelia dortmanna | Dortmann's Cardinal Flower, Water Lobelia | Perennial | Herb | Sun | Wet |
Lobelia feayana | Bay Lobelia | Perennial | Herb | ||
Lobelia fenestralis | Fringeleaf Lobelia | Annual | Herb | ||
Lobelia floridana | Florida Lobelia | Perennial | Herb | ||
Lobelia glandulosa | Glade Lobelia | Perennial | Herb | Part-shade | Wet |
Lobelia inflata | Indian Tobacco | Annual | Herb | ||
Lobelia kalmii | Ontario Lobelia | Perennial | Herb | ||
Lobelia puberula | Downy Lobelia | Perennial | Herb | ||
Lobelia siphilitica | Great Blue Lobelia | Perennial | Herb | Sun, Shade, Part-shade | Wet, Moist |
Lobelia spicata | Pale-spike Lobelia | Perennial | Herb | Sun, Shade, Part-shade | Moist, Dry |
Loiseleuria procumbens | Alpine Azalea, Alpine-azalea, Dwarf Azalea | Perennial | Shrub | Part-shade | Dry |
Lomatogonium rotatum | Marsh Felwort | Annual | Herb | ||
Lonicera canadensis | American Fly Honeysuckle | Perennial | Shrub | Sun, Shade, Part-shade | Moist |
Lonicera dioica | Limber Honeysuckle | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Lonicera hirsuta | Hairy Honeysuckle | Perennial | Vine | Sun | Moist, Dry |
Lonicera hispidula | Pink Honeysuckle, Hairy Honeysuckle, California Honeysuckle, Western Honeysuckle, Pink Chaparral Honeysuckle | Perennial | Shrub, Vine | Sun, Shade, Part-shade | Moist, Dry |
Lonicera involucrata | Twinberry Honeysuckle, Black Twinberry Honeysuckle, Black Twinberry, Bearberry Honeysuckle, Four-line Honeysuckle | Perennial | Shrub | Sun, Shade, Part-shade | Moist |
Lonicera oblongifolia | Swamp Fly Honeysuckle | Perennial | Shrub | Shade, Part-shade | Wet, Moist |
Lonicera sempervirens | Coral Honeysuckle, Trumpet Honeysuckle, Woodbine | Perennial | Vine | Sun, Part-shade | Moist |
Lonicera utahensis | Utah Honeysuckle, Red Twinberry | Perennial | Shrub | Shade | |
Lonicera villosa | Mountain Fly Honeysuckle | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist |
Lophiola aurea | Goldencrest | Perennial | Herb | ||
Lotus formosissimus | Seaside Bird's-foot Trefoil | Perennial | Herb | ||
Ludwigia alternifolia | Seedbox | Perennial | Herb | Sun | Wet, Moist |
Ludwigia arcuata | Piedmont Primrose-willow, Long-stalked Seedbox | Perennial | Herb | ||
Ludwigia decurrens | Wingleaf Primrose-willow | Annual | Herb | ||
Ludwigia hirtella | Spindleroot | Perennial | Herb | ||
Ludwigia leptocarpa | Anglestem Primrose-willow | Annual | Subshrub | ||
Ludwigia linearis | Narrowleaf Primrose-willow | Perennial | Herb | ||
Ludwigia octovalvis | Mexican Primrose-willow, Narrow-leaf Water Primrose, Seedbox, Mexican Primrose Willow | Perennial | Shrub | Sun, Part-shade | Moist |
Ludwigia palustris | Marsh Seedbox, Water Purslane | Perennial | Herb | Sun | Wet |
Ludwigia peploides | Floating Primrose-willow, Water-primrose, Creeping Water-primrose | Perennial | Herb | Sun | |
Ludwigia polycarpa | Manyfruit Primrose-willow | Perennial | Herb | Sun | Wet, Moist |
Ludwigia repens | Creeping Primrose-willow, Floating Primrose-willow, Water Primrose | Perennial | Herb | ||
Luetkea pectinata | Partridgefoot, Alaska Spiraea | Perennial | Herb | Part-shade | Moist |
Lupinus arcticus | Arctic Lupine | Perennial | Herb | Sun | |
Lupinus latifolius | Broadleaf Lupine | Perennial | Herb | ||
Lupinus nootkatensis | Nootka Lupine | Perennial | Herb | Sun | |
Lupinus polyphyllus | Bigleaf Lupine, Blue-pod Lupine, Meadow Lupine, Bog Lupine | Perennial | Herb | Sun, Part-shade | Moist, Dry |
Lupinus rivularis | Riverbank Lupine | Perennial | Subshrub | ||
Luzula acuminata | Hairy Woodrush | Perennial | Grass/Grass-like | ||
Luzula multiflora | Common Woodrush, Woodrush | Perennial | Grass/Grass-like | ||
Luzula parviflora | Smallflowered Woodrush | Perennial | Grass/Grass-like | Part-shade | |
Luzula spicata | Spiked Woodrush | Perennial | Grass/Grass-like | Part-shade | |
Lycium carolinianum | Carolina Wolfberry, Carolina Desert-thorn, Creeping Wolfberry, Christmas Berry | Perennial | Shrub | Sun, Part-shade | Moist |
Lycium torreyi | Torrey Wolfberry, Desert-thorn, Box-thorn, Squawberry, Rabbit-thorn, Tomatillo, Garambullo | Perennial | Shrub | Sun | Dry |
Lycopodium annotinum | Stiff Clubmoss | Perennial | Herb, Subshrub | ||
Lycopodium clavatum | Running Clubmoss | Perennial | Herb, Subshrub | ||
Lycopodium dendroideum | Tree Groundpine | Perennial | Herb, Subshrub | ||
Lycopodium obscurum | Rare Clubmoss, Common Ground-pine, Flat-branched Ground-pine, Princess'-pine, Tree Clubmoss | Perennial | Herb, Subshrub | ||
Lycopus americanus | American Water Horehound, Water Horehound | Perennial | Herb | Shade | Wet, Moist |
Lycopus rubellus | Taperleaf Water Horehound | Perennial | Herb | ||
Lycopus uniflorus | Northern Bugleweed | Perennial | Herb | ||
Lycopus virginicus | Virginia Water Horehound, Virginia Bugleweed, American Water Horehound, Sweet Bugleweed, Water Bugle, Carpenter's Herb, Greeen Archangle, Purple Archangle, Paul's Betony, Wood-betony, Wolf-foot, Egyptian's Herb | Perennial | Herb | Part-shade | |
Lygodium palmatum | American Climbing Fern, Hartford Fern, Creeping Fern, Windsor Fern | Perennial | Fern | ||
Lyonia ferruginea | Rusty Staggerbush, Dragon Tree, Tree Lyonia, Staggerbush | Perennial | Tree | ||
Lyonia fruticosa | Coastal Plain Staggerbush, Poor-grub, Rusty Lyonia | Perennial | Shrub | ||
Lyonia ligustrina | Maleberry, He-huckleberry | Perennial | Shrub | Part-shade | Wet |
Lyonia lucida | Shining Fetterbush, Fetterbush Lyonia, Shinyleaf, Fetterbush, Staggerbush | Perennial | Shrub | Shade, Part-shade | Moist |
Lyonia mariana | Piedmont Staggerbush, Staggerbush | Perennial | Shrub | Part-shade | Moist |
Lysichiton americanus | American Skunkcabbage, Yellow-skunk-cabbage, Swamp Lantern | Perennial | Herb | Part-shade | Wet |
Lysimachia ciliata | Fringed Loosestrife, Fringed Yellow Loosestrife | Perennial | Herb | Shade, Part-shade | Wet, Moist |
Lysimachia hybrida | Lowland Yellow Loosestrife | Perennial | Herb | ||
Lysimachia lanceolata | Lanceleaf Loosestrife, Lance-leaved Loosestrife | Perennial | Herb | ||
Lysimachia quadriflora | Fourflower Yellow Loosestrife, Narrowleaf Loosestrife | Perennial | Herb | Sun | Wet |
Lysimachia quadrifolia | Whorled Yellow Loosestrife, Whorled Loosestrife, Prairie Loosestrife | Perennial | Herb | Sun | Moist |
Lysimachia terrestris | Earth Loosestrife, Swamp Candles | Perennial | Herb | Moist | |
Lysimachia thyrsiflora | Tufted Loosestrife | Perennial | Herb | Part-shade | |
Lythrum alatum | Winged Lythrum | Perennial | Subshrub | Sun | Wet, Moist |
Lythrum californicum | California Loosestrife | Perennial | Herb | Sun | Moist |
Lythrum lineare | Wand Lythrum, Saltmarsh Loosestrife | Perennial | Herb | Sun | Wet |
Lythrum ovalifolium | Low Loosestrife, Stream Loosestrife | Perennial | Herb | ||
Macbridea caroliniana | Carolina Birds-in-a-nest | Perennial | Herb | ||
Machaeranthera bigelovii | Bigelow's Tansyaster, Sticky Aster | Biennial | Herb | ||
Machaeranthera pinnatifida | Lacy Tansyaster, Yellow Spiny Daisy | Perennial | Subshrub | ||
Maclura pomifera | Osage Orange, Bois d' Arc, Bodark, Horse Apple, Hedge Apple, Bowwood, Yellowwood, Naranjo Chino, Monkey Brains | Perennial | Tree | Sun | Dry |
Magnolia acuminata | Cucumbertree, Cucumber Tree, Mountain Magnolia | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist |
Magnolia ashei | Ashe's Magnolia, Ashe Magnolia, Deciduous Magnolia | Perennial | Tree | Part-shade | |
Magnolia fraseri | Mountain Magnolia, Fraser Magnolia | Perennial | Tree | Part-shade | |
Magnolia grandiflora | Southern Magnolia, Evergreen Magnolia, Loblolly Magnolia, Great Laurel Magnolia, Big Laurel, Bull Bay | Perennial | Tree | Part-shade | Dry |
Magnolia tripetala | Umbrella Tree, Umbrella Magnolia | Perennial | Tree | Part-shade | Moist |
Magnolia virginiana | Sweetbay, Sweetbay Magnolia, Southern Sweetbay, Swampbay, Swamp Magnolia, Sweet Magnolia, Small Magnolia, Laurel Magnolia, White Bay, White Laurel, Swamp Laurel, Beaver Tree | Perennial | Tree | Part-shade | Moist |
Mahonia aquifolium | Holly-leaved Barberry, Holly-leaf Oregon-grape | Perennial | Shrub | Shade, Part-shade | Dry |
Mahonia nervosa | Cascade Barberry, Cascade Oregon-grape, Dwarf Oregon-grape | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Maianthemum canadense | Canada Mayflower, False Lily-of-the-valley | Perennial | Herb | Shade, Part-shade | Wet, Moist |
Maianthemum dilatatum | False Lily Of The Valley, May Lily, Canada Mayflower | Perennial | Herb | Shade | Wet, Moist |
Maianthemum racemosum | Feathery False Lily Of The Valley, False Solomon's Seal, Feathery False Solomon's Seal, False Spikenard, Solomon's Plume, Smilacina | Perennial | Herb | ||
Maianthemum stellatum | Starry False Lily Of The Valley, Starry False Solomon's Seal, Star-flowered Solomon's Seal | Perennial | Herb | Shade, Part-shade | Moist, Dry |
Maianthemum trifolium | Three-leaf False Lily Of The Valley, Three-leaved False Lily Of The Valley, Three-leaf Solomon's Seal, Three-leaved Solomon's Seal | Perennial | Herb | ||
Malachra capitata | Yellow Leafbract, Malva De Caballo, Horse Mallow | Annual, Perennial | Herb | ||
Malaxis unifolia | Green Adder's-mouth Orchid | Perennial | Herb | ||
Malus fusca | Oregon Crabapple, Pacific Crabapple | Perennial | Tree | Sun | Wet, Moist |
Malvaviscus arboreus | Turkscap, Wax Mallow, Bleeding Hearts, Mexican Apple, Manzanita | Perennial | Shrub | ||
Malvella leprosa | Alkali Mallow | Perennial | Herb | ||
Marshallia caespitosa | Barbara's-buttons, Puffballs, White Barbara's-buttons, Barbara's Buttons | Perennial | Herb | Sun, Part-shade | Dry |
Marshallia graminifolia | Grassleaf Barbara's Buttons | Perennial | Herb | Sun, Part-shade | Wet, Moist |
Marshallia grandiflora | Monongahela Barbara's Buttons, Large-flowered Marshallia | Perennial | Herb | Part-shade | Moist |
Marshallia mohrii | Mohr's Barbara's Buttons, Coosa Barbara's Buttons | Perennial | Herb | ||
Marshallia trinervia | Broadleaf Barbara's Buttons, Colonial Barbara's Buttons, Southern Barbara's Buttons | Perennial | Herb | ||
Marsilea macropoda | Bigfoot Water-clover, Water-clover, Clover-fern, Largefoot Pepperwort | Perennial | Herb, Fern | Sun, Shade, Part-shade | Wet |
Marsilea vestita | Hairy Water-clover, Hairy Waterclover, Hairy Water Clover, Clover Fern | Perennial | Herb, Fern | Part-shade | Wet |
Matelea gonocarpos | Anglepod, Angularfruit Milkvine | Perennial | Vine | ||
Matteuccia struthiopteris | Ostrich Fern | Perennial | Herb, Fern | Shade, Part-shade | Moist |
Mayaca fluviatilis | Stream Bogmoss | Perennial | Herb | ||
Mecardonia acuminata | Axilflower | Perennial | Herb, Subshrub | ||
Mecardonia procumbens | Baby Jump-up | Annual | Herb | ||
Medeola virginiana | Indian Cucumber, Indian Cucumber-root | Perennial | Herb | Sun, Part-shade | Moist |
Meehania cordata | Meehan's Mint | Perennial | Herb | ||
Melampyrum lineare | Narrowleaf Cow-wheat, Narrow-leaved Cow-wheat, Cow Wheat | Annual | Herb | Moist, Dry | |
Melochia pyramidata | Pyramidflower, Broom-wood, Pyramid Flower | Annual | Herb, Subshrub, Shrub | ||
Melothria pendula | Guadeloupe Cucumber, Meloncito, Speckled Gourd | Perennial | Vine | ||
Menispermum canadense | Common Moonseed | Perennial | Vine | Sun, Shade, Part-shade | Moist |
Mentha arvensis | Wild Mint | Perennial | Herb | Part-shade | Wet, Moist |
Menyanthes trifoliata | Buckbean, Buck-bean | Perennial | Herb | Sun, Part-shade | Wet |
Menziesia ferruginea | Rusty Menziesia, Fool's Huckleberry | Perennial | Shrub | Sun, Shade, Part-shade | Moist |
Menziesia pilosa | Minniebush | Perennial | Shrub | ||
Merremia dissecta | Alamo Vine, Noyau Vine, Correhuela De Las Doce | Perennial | Vine | Sun, Part-shade | Moist, Dry |
Mertensia ciliata | Tall Fringed Bluebells, Tall Fringe Bluebells, Mountain Bluebells | Perennial | Herb | Part-shade | Wet |
Mertensia franciscana | Franciscan Bluebells, Franciscan Lungwort | Perennial | Herb | Part-shade | Moist |
Mertensia maritima | Oysterleaf, Sea Lungwort | Perennial | Herb | ||
Mertensia oblongifolia | Oblongleaf Bluebells | Annual | Herb | ||
Mertensia paniculata | Tall Bluebells, Tall Lungwort | Perennial | Subshrub | Shade | Moist |
Mertensia virginica | Virginia Bluebells | Perennial | Herb | Shade, Part-shade | Moist |
Metopium toxiferum | Florida Poisontree, Poisonwood | Perennial | Tree | ||
Microseris laciniata | Cutleaf Silverpuffs | Perennial | Herb | ||
Mikania scandens | Climbing Hempvine, Climbing Hempweed | Perennial | Vine | Shade | Wet |
Milium effusum | American Milletgrass | Perennial | Grass/Grass-like | ||
Mimetanthe pilosa | False Monkeyflower | Annual | Herb | ||
Mimosa strigillosa | Powderpuff, Sunshine Mimosa, Sensitive Plant | Perennial | Shrub | Moist, Dry | |
Mimulus alatus | Sharpwing Monkeyflower, Sharp-winged Monkeyflower | Perennial | Herb | ||
Mimulus bicolor | Yellow-and-white Monkeyflower | Annual | Herb | Part-shade | Moist |
Mimulus cardinalis | Scarlet Monkeyflower, Crimson Monkeyflower, Scarlet Monkey-flower | Perennial | Herb | Part-shade | Moist |
Mimulus dentatus | Coastal Monkeyflower, Toothed Monkeyflower, Tooth-leaved Monkeyflower, Toothleaf Monkeyflower | Perennial | Herb | ||
Mimulus douglasii | Brownies | Annual | Herb | ||
Mimulus glabratus | Roundleaf Monkeyflower, Yellow Monkeyflower | Perennial | Herb | ||
Mimulus glaucescens | Shieldbract Monkeyflower | Annual | Herb | ||
Mimulus guttatus | Yellow Monkeyflower, Golden Monkeyflower, Seep Monkeyflower, Common Monkeyflower, Seep Monkey-flower | Annual | Herb | Part-shade | Moist |
Mimulus laciniatus | Cutleaf Monkeyflower | Annual | Herb | ||
Mimulus lewisii | Purple Monkeyflower, Great Purple Monkeyflower, Lewis Monkeyflower, Lewis's Monkeyflower | Perennial | Herb | Part-shade | Wet |
Mimulus moschatus | Muskflower | Perennial | Herb | ||
Mimulus nanus | Dwarf Purple Monkeyflower | Annual | Herb | Sun | |
Mimulus primuloides | Primrose Monkeyflower, Yellow Creeping Monkeyflower, Creeping Yellow Monkeyflower, Yellow Creeping Monkey-flower | Perennial | Herb | Part-shade | Wet |
Mimulus ringens | Allegheny Monkeyflower, Square-stemmed Monkeyflower, Square-stem Monkeyflower | Perennial | Herb | Sun | Wet, Moist |
Mimulus suksdorfii | Suksdorf's Monkeyflower | Annual | Herb | ||
Mimulus tilingii | Tiling's Monkeyflower | Perennial | Herb | ||
Mimulus tricolor | Tricolor Monkeyflower | Annual | Herb | ||
Minuartia obtusiloba | Twinflower Sandwort, Alpine Stitchwort, Cushion Sandwort | Perennial | Herb | Sun | Dry |
Minuartia rubella | Beautiful Sandwort | Perennial | Herb | ||
Mirabilis nyctaginea | Heartleaf Four O'Clock | Perennial | Herb | Sun, Part-shade | Dry |
Mitchella repens | Partridgeberry, Twinberry, Running Box, Pigeon Plum | Perennial | Herb | Shade, Part-shade | Moist, Dry |
Mitella breweri | Brewer's Miterwort | Perennial | Herb | Shade | Moist |
Mitella diphylla | Twoleaf Miterwort, Miterwort | Perennial | Herb | Shade | Moist |
Mitella nuda | Naked Miterwort | Perennial | Herb | Shade | Moist |
Mitella ovalis | Coastal Miterwort | Perennial | Herb | ||
Mitella pentandra | Fivestamen Miterwort, Miterwort | Perennial | Herb | Part-shade | Moist |
Mitella stauropetala | Smallflower Miterwort | Perennial | Herb | ||
Mitreola petiolata | Lax Hornpod | Annual | Herb | ||
Modiola caroliniana | Carolina Bristlemallow, Carolina Modiola | Annual | Subshrub | ||
Moehringia lateriflora | Bluntleaf Sandwort | Perennial | Herb | ||
Mollugo verticillata | Green Carpetweed | Annual | Herb | ||
Monarda clinopodia | White Bergamot | Perennial | Herb | ||
Monarda didyma | Scarlet Beebalm, Oswego Tea, Red Bergamot | Perennial | Herb | Sun, Part-shade | Wet, Moist |
Monarda fistulosa | Wild Bergamot, Beebalm | Perennial | Herb | Sun, Part-shade | Moist, Dry |
Monarda punctata | Spotted Beebalm, Spotted Horsemint, Horsemint | Perennial | Herb | Sun | Dry |
Monardella linoides | Flaxleaf Monardella | Perennial | Herb, Subshrub | ||
Monardella odoratissima | Mountain Monardella, Alpine Mountainbalm, Coyote Mint, Mountain Pennyroyal | Perennial | Herb | Part-shade | |
Moneses uniflora | Single Delight, Shy Maiden, Wood Nymph, St. Olaf's Candlestick, One-flowered Wintergreen | Perennial | Herb | Sun, Shade, Part-shade | Dry |
Monotropa uniflora | Indianpipe, Indian Pipe | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Montia chamissoi | Water Minerslettuce | Perennial | Herb | Sun | Wet, Moist |
Montia fontana | Annual Water Minerslettuce | Annual | Herb | ||
Montia parvifolia | Littleleaf Minerslettuce | Perennial | Herb | ||
Morella californica | Pacific Wax Myrtle, California Wax Myrtle, Pacific Bayberry, California Bayberry | Perennial | Shrub | Sun, Part-shade | |
Morella caroliniensis | Southern Bayberry, Swamp Bayberry, Swamp Candleberry | Perennial | Shrub | Sun | Wet |
Morella cerifera | Wax Myrtle , Southern Wax Myrtle, Southern Bayberry, Eastern Bayberry, Bayberry, Candleberry, Tallow Shrub | Perennial | Shrub | Sun, Part-shade | Wet, Moist |
Morella pensylvanica | Northern Bayberry, Candleberry | Perennial | Shrub | Part-shade | Moist |
Morus microphylla | Texas Mulberry, Littleleaf Mulberry, Mountain Mulberry, Mexican Mulberry, Dwarf Mulberry | Perennial | Tree | Part-shade | Dry |
Morus rubra | Red Mulberry, Moral | Perennial | Tree | Sun, Shade, Part-shade | Moist, Dry |
Muhlenbergia capillaris | Gulf Muhly, Hair-awn Muhly, Hairy-awn Muhly, Hair Grass, Pink Muhly | Perennial | Grass/Grass-like | Sun | Moist, Dry |
Muhlenbergia frondosa | Wirestem Muhly | Perennial | Grass/Grass-like | Part-shade | |
Muhlenbergia glomerata | Spiked Muhly | Perennial | Grass/Grass-like | Part-shade | |
Muhlenbergia lindheimeri | Lindheimer's Muhly, Lindheimer Muhly, Big Muhly, Blue Muhly | Perennial | Grass/Grass-like | Sun | Moist, Dry |
Muhlenbergia mexicana | Mexican Muhly, Leafy Satingrass, Wirestem Muhly | Perennial | Grass/Grass-like | Sun | Moist |
Muhlenbergia montana | Mountain Muhly | Perennial | Grass/Grass-like | Part-shade | Dry |
Muhlenbergia racemosa | Marsh Muhly | Perennial | Grass/Grass-like | Part-shade | |
Muhlenbergia reverchonii | Seep Muhly | Perennial | Grass/Grass-like | Sun | Moist, Dry |
Muhlenbergia richardsonis | Mat Muhly | Perennial | Grass/Grass-like | Sun | |
Muhlenbergia rigens | Deergrass, Meadow Muhly, Deer Muhly | Perennial | Grass/Grass-like | Sun | Moist |
Muhlenbergia schreberi | Nimblewill | Perennial | Grass/Grass-like | Shade, Part-shade | Moist |
Muhlenbergia sylvatica | Woodland Muhly | Perennial | Grass/Grass-like | Part-shade | |
Muhlenbergia torreyana | New Jersey Muhly | Perennial | Grass/Grass-like | ||
Muhlenbergia uniflora | Bog Muhly | Perennial | Grass/Grass-like | Sun | |
Muhlenbergia utilis | Aparejo Grass, Aparejo Muhly | Perennial | Grass/Grass-like | ||
Muhlenbergia wrightii | Spike Muhly | Perennial | Grass/Grass-like | Sun | |
Myosotis laxa | Bay Forget-me-not | Annual | Herb | ||
Myosotis macrosperma | Largeseed Forget-me-not | Annual | Herb | Sun, Shade, Part-shade | Moist, Dry |
Myosotis verna | Spring Forget-me-not | Annual | Herb | ||
Myrica gale | Sweetgale | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist |
Myriophyllum alterniflorum | Alternateflower Watermilfoil | Perennial | Herb | ||
Myriophyllum farwellii | Farwell's Watermilfoil | Perennial | Herb | ||
Myriophyllum heterophyllum | Twoleaf Watermilfoil | Perennial | Herb | ||
Myriophyllum humile | Low Watermilfoil | Perennial | Herb | ||
Myriophyllum quitense | Andean Watermilfoil | Perennial | Herb | Sun, Shade, Part-shade | Wet |
Myriophyllum sibiricum | Shortspike Watermilfoil | Perennial | Herb | ||
Myriophyllum tenellum | Slender Watermilfoil | Perennial | Herb | ||
Myriophyllum verticillatum | Whorl-leaf Watermilfoil | Perennial | Herb | ||
Myrsine cubana | Guianese Colicwood, Rapanea | Perennial | Shrub | Part-shade | |
Najas flexilis | Nodding Waternymph | Annual | Herb | Part-shade | |
Najas gracillima | Slender Waternymph | Annual | Herb | Sun, Shade, Part-shade | Wet, Moist |
Najas guadalupensis | Common Water Nymph, Southern Water Nymph, Najas | Annual | Herb | Sun | Wet |
Nama jamaicense | Jamaicanweed, Jamaican Weed, Fiddleleaf Nama | Annual | Herb | ||
Nama torynophyllum | Matted Fiddleleaf | Annual | Herb | ||
Napaea dioica | Glade Mallow | Perennial | Herb | Part-shade | Wet |
Narthecium americanum | Yellow Asphodel | Perennial | Herb | ||
Narthecium californicum | California Bog Asphodel | Perennial | Herb | ||
Nekemias arborea | Peppervine | Perennial | Shrub, Vine | Sun, Part-shade | Moist |
Nelumbo lutea | American Lotus, Yellow Water Lotus, Yellow Lotus | Perennial | Herb | Sun | Wet |
Nephrolepis exaltata | Boston Swordfern | Perennial | Fern | ||
Neptunia lutea | Yellow Sensitive Briar, Yellow Puff | Perennial | Shrub | Sun | |
Neptunia pubescens | Tropical Puff | Perennial | Herb | ||
Neptunia pubescens var. microcarpa | Tropical Puff | Perennial | Herb | ||
Nicotiana attenuata | Coyote Tobacco | Annual | Herb | ||
Nicotiana obtusifolia | Desert Tobacco, Little Tobacco, Tabaquillo, Punche | Annual, Biennial, Perennial | Herb | Sun | Dry |
Nicotiana repanda | Fiddleleaf Tobacco, Fiddle-leaf Tobacco | Annual | Herb | ||
Nothoscordum bivalve | Crowpoison, False Garlic, Crow Poison | Perennial | Herb | Sun | |
Nuphar lutea ssp. advena | Common Spatterdock, Spatterdock, Yellow Cow-lily, Cow-lily, Yellow Pond-lily, Brandy-bottle | Perennial | Herb | Sun | Wet |
Nuphar lutea ssp. polysepala | Rocky Mountain Pond Lily, Pond Lily, Pond-lily | Perennial | Herb | Sun | Wet |
Nuphar lutea ssp. pumila | Yellow Pond-lily | Perennial | Herb | ||
Nuphar lutea ssp. variegata | Varigated Yellow Pond-lily, Spatterdock | Perennial | Herb | ||
Nymphaea mexicana | Yellow Waterlily, Yellow Water-lily, Banana Lily, Banana Waterlily, Sun Lotus | Perennial | Herb | Sun | Wet |
Nymphaea odorata | American White Water-lily, Fragrant White Water-lily, Fragrant Water-lily, White Water-lily, Sweet-scented White Water-lily, Sweet-scented Water-lily, Beaver Root | Perennial | Herb | Sun, Shade, Part-shade | Wet |
Nymphaea tetragona | Pygmy Waterlily, Small White Water Lily | Perennial | Herb | ||
Nymphoides aquatica | Big Floatingheart, Floating Hearts | Perennial | Herb | Part-shade | Wet |
Nymphoides cordata | Little Floatingheart | Perennial | Herb | Wet | |
Nyssa aquatica | Water Tupelo, Blackgum, Sourgum, Cotton Gum, Swamp Tupelo, Water Gum | Perennial | Tree | Sun | Wet |
Nyssa biflora | Swamp Tupelo, Swamp Blackgum | Perennial | Tree | ||
Nyssa ogeche | Ogeechee Tupelo, Ogeechee Lime | Perennial | Tree | Part-shade | Wet |
Nyssa sylvatica | Tupelo, Blackgum, Black Tupelo, Sourgum, Pepperidge, Tupelo Gum, Beetlebung | Perennial | Tree | Sun, Shade, Part-shade | Moist |
Oclemena acuminata | Whorled Wood Aster | Perennial | Herb | Sun, Shade, Part-shade | Dry |
Oclemena nemoralis | Bog Aster | Perennial | Herb | ||
Oclemena reticulata | Pine Barren Whitetop Aster, White-top Aster | Perennial | Herb | ||
Oemleria cerasiformis | Indian Plum, Oso-berry | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Oenanthe sarmentosa | Water Parsely, Water Parsley | Perennial | Herb | ||
Oenothera biennis | Common Evening-primrose, King's Cure-all, Common Evening Primrose | Biennial | Herb | Sun, Shade, Part-shade | Dry |
Oenothera canescens | Spotted Evening-primrose | Perennial | Herb | ||
Oenothera elata | Hooker's Evening-primrose, Hooker's Evening Primrose | Biennial | Herb | Sun | |
Oenothera flava | Yellow Evening-primrose, Long-tube Evening-primrose, Shortfin Evening-primrose, Yellow Evening Primrose | Perennial | Herb | Sun | |
Oenothera fruticosa | Narrowleaf Evening-primrose, Narrow-leaf Evening-primrose, Sundrops, Narrowleaf Evening Primrose | Perennial | Herb | Sun | Moist |
Oenothera jamesii | Trumpet Evening-primrose, Trumpet Evening Primrose, River Primrose | Biennial | Herb | Sun | Wet |
Oenothera kunthiana | Kunth's Evening-primrose | Annual | Herb | ||
Oenothera laciniata | Cutleaf Evening-primrose, Cut-leaved Evening Primrose | Annual | Herb | Part-shade | |
Oenothera parviflora | Northern Evening-primrose | Biennial | Herb | Sun | Dry |
Oenothera perennis | Little Evening-primrose, Sundrops | Perennial | Herb | Sun | Moist |
Oenothera pilosella | Meadow Evening-primrose | Perennial | Herb | ||
Oenothera rhombipetala | Fourpoint Evening-primrose, Four-point Evening Primrose, Diamond Petal Primrose, Greater Four-point Evening-primrose | Annual | Herb | Sun, Part-shade | Dry |
Oenothera tetraptera | Fourwing Evening Primrose | Annual | Herb | ||
Oenothera villosa | Hairy Evening Primrose | Biennial, Perennial | Herb | ||
Oligoneuron houghtonii | Houghton's Goldenrod | Perennial | Herb | Sun | Moist |
Oligoneuron ohioense | Ohio Goldenrod | Perennial | Herb | Sun, Shade, Part-shade | |
Oligoneuron riddellii | Riddell's Goldenrod | Perennial | Herb | Sun | Moist |
Oligoneuron rigidum var. rigidum | Stiff Goldenrod | Perennial | Herb | Sun, Shade, Part-shade | Moist, Dry |
Olsynium douglasii | Douglas' Grasswidow, Grass Widow, Satin Flower | Perennial | Herb | ||
Onoclea sensibilis | Sensitive Fern, Bead Fern, Sympathy Fern | Perennial | Herb, Fern | Shade, Part-shade | Wet, Moist |
Ophioglossum crotalophoroides | Bulbous Adder's-tongue | Perennial | Herb, Fern | ||
Ophioglossum pusillum | Northern Adder's-tongue | Perennial | Herb, Fern | Wet, Moist | |
Oplopanax horridus | Devil's Club, Devilsclub | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist |
Orbexilum pedunculatum | Sampson's Snakeroot | Perennial | Herb | Part-shade | |
Orobanche uniflora | One-flowered Broomrape, One-flower Cancer Root | Annual | Herb | ||
Orontium aquaticum | Goldenclub, Neverwet | Perennial | Herb | Part-shade | Wet |
Orthilia secunda | Sidebells Wintergreen, One-sided Wintergreen | Perennial | Subshrub | ||
Orthocarpus luteus | Yellow Owl's-clover | Annual | Herb | Sun | |
Osmanthus americanus | American Olive, Devilwood, Wild Olive | Perennial | Tree | Part-shade | Moist |
Osmorhiza berteroi | Sweetcicely, Mountain Sweet-cicely | Perennial | Herb | Part-shade | Moist |
Osmorhiza claytonii | Clayton's Sweetroot, Hairy Sweet-cicely, Sweet Jarvil | Perennial | Herb | Shade | Moist |
Osmorhiza longistylis | Longstyle Sweetroot, Aniseroot, Sweet-cicely, Wild Licorice | Perennial | Herb | Shade | Moist |
Osmunda claytoniana | Interrupted Fern | Perennial | Herb, Fern | Shade | Moist |
Osmunda regalis var. spectabilis | Royal Fern | Perennial | Herb, Fern | Shade, Part-shade | Wet |
Ostrya virginiana | Eastern Hop-hornbeam, American Hop-hornbeam, Woolly Hop-hornbean, Eastern Ironwood, Roughbark Ironwood, Ironwood, Deerwood, Leverwood | Perennial | Tree | Sun, Shade, Part-shade | Moist, Dry |
Oxalis dillenii | Slender Yellow Wood Sorrel, Yellow Wood Sorrel, Yellow Woodsorrel | Perennial | Herb | ||
Oxalis montana | Mountain Woodsorrel, Northern Wood Sorrel | Perennial | Herb | Part-shade | Moist |
Oxalis oregana | Redwood-sorrel, Oregon Wood Sorrel, Oregon Woodsorrel | Perennial | Herb | Shade | Moist |
Oxalis stricta | Common Yellow Oxalis, Yellow Wood-sorrel, Upright Yellow Wood-sorrel, Yellow Woodsorrel | Perennial | Herb | Sun | Dry |
Oxydendrum arboreum | Sourwood, Sorrel Tree | Perennial | Tree | Part-shade | |
Oxypolis filiformis | Water Cowbane | Perennial | Herb | ||
Oxypolis rigidior | Stiff Cowbane | Perennial | Herb | Part-shade | Wet |
Oxyria digyna | Alpine Mountainsorrel, Mountain Sorrel | Perennial | Herb | Part-shade | |
Oxytropis deflexa | Nodding Locoweed | Perennial | Herb | ||
Oxytropis lambertii | Purple Locoweed | Perennial | Herb | Sun | |
Oxytropis oreophila | Mountain Oxytrope | Perennial | Herb | ||
Oxytropis splendens | Showy Locoweed | Perennial | Herb | Sun | Dry |
Packera anonyma | Small's Ragwort | Perennial | Herb | ||
Packera aurea | Golden Groundsel, Golden Ragwort, Butterweed | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Packera glabella | Butterweed, Cress-leaf Groundsel, Yellowtop | Annual | Herb | Sun, Part-shade | Moist |
Packera hartiana | Hart's Ragwort | Perennial | Herb | ||
Packera indecora | Elegant Groundsel | Perennial | Herb | ||
Packera macounii | Siskiyou Mountain Ragwort | Perennial | Herb | ||
Packera multilobata | Lobeleaf Groundsel | Annual | Herb | ||
Packera obovata | Golden Groundsel, Roundleaf Groundsel, Roundleaf Ragwort | Perennial | Herb | Shade, Part-shade | Moist |
Packera paupercula | Balsam Groundsel, Northern Ragwort | Perennial | Herb | Part-shade | |
Packera plattensis | Prairie Groundsel, Prairie Ragwort | Biennial | Herb | Sun, Shade, Part-shade | Dry |
Packera pseudaurea | False Gold Groundsel | Perennial | Herb | ||
Packera schweinitziana | Schweinitz's Ragwort | Perennial | Herb | ||
Packera tampicana | Yellowtop, Great Plains Ragwort, Butterweed | Annual | Herb | ||
Packera tomentosa | Woolly Ragwort | Perennial | Herb | ||
Panicum amarum | Bitter Panicgrass, Beachgrass, Coastal Panic Grass | Perennial | Grass/Grass-like | Sun | Moist |
Panicum capillare | Witchgrass | Annual | Grass/Grass-like | ||
Panicum dichotomiflorum | Fall Panicgrass, Fall Panic Grass | Annual | Grass/Grass-like | Sun | |
Panicum diffusum | Spreading Witchgrass, West Indian Panicgrass, West Indian Panic Grass | Perennial | Grass/Grass-like | ||
Panicum hallii | Hall's Panicgrass, Hall's Panic Grass | Perennial | Grass/Grass-like | ||
Panicum obtusum | Vine Mesquite | Perennial | Grass/Grass-like | Part-shade | |
Panicum philadelphicum | Philadelphia Panicgrass, Philadelphia Panic Grass | Annual | Grass/Grass-like | ||
Panicum rigidulum | Redtop Panicgrass, Redtop Panic Grass | Perennial | Grass/Grass-like | Sun | |
Panicum virgatum | Switchgrass, Wand Panic Grass | Perennial | Grass/Grass-like | Sun, Part-shade | Moist, Dry |
Papaver walpolei | Walpole's Poppy | Perennial | Herb | ||
Parietaria floridana | Florida Pellitory | Annual | Herb | ||
Parietaria pensylvanica | Pennsylvania Pellitory, Pennsylvania Cucumber Plant | Annual | Herb | ||
Parkinsonia aculeata | Retama, Paloverde, Mexican Paloverde, Jerusalem Thorn, Horsebean, Lluvia De Oro | Perennial | Tree | Sun | Moist, Dry |
Parnassia fimbriata | Fringed Grass Of Parnassus, Fringed Parnassia | Perennial | Herb | Part-shade | |
Parnassia glauca | Fen Grass Of Parnassus, Grass-of-parnassus | Perennial | Herb | Part-shade | Wet |
Parnassia kotzebuei | Kotzebue's Grass Of Parnassus | Perennial | Herb | ||
Parnassia palustris | Marsh Grass Of Parnassus | Perennial | Herb | Sun | |
Parnassia palustris var. parviflora | Smallflower Grass Of Parnassus | Perennial | Herb | ||
Parthenocissus quinquefolia | Virginia Creeper | Perennial | Vine | Sun, Shade, Part-shade | Moist |
Pascopyrum smithii | Western Wheatgrass | Perennial | Grass/Grass-like | Sun, Part-shade | Moist |
Paspalidium geminatum | Egyptian Panicgrass | Perennial | Grass/Grass-like | ||
Paspalum distichum | Knotgrass | Perennial | Grass/Grass-like | Sun | |
Paspalum floridanum | Florida Paspalum | Perennial | Grass/Grass-like | Part-shade | Moist |
Paspalum monostachyum | Gulfdune Paspalum | Perennial | Grass/Grass-like | Sun | Dry |
Paspalum plicatulum | Brownseed Paspalum, Brownseed Paspale | Perennial | Grass/Grass-like | Part-shade | Moist |
Paspalum pubiflorum | Hairyseed Paspalum | Perennial | Grass/Grass-like | ||
Paspalum setaceum | Thin Paspalum | Perennial | Grass/Grass-like | ||
Passiflora foetida | Corona De Cristo, Fetid Passionflower | Perennial | Vine | Sun, Part-shade | Dry |
Passiflora suberosa | Corkstem Passionflower | Perennial | Herb, Vine | Sun, Part-shade | Moist, Dry |
Paxistima myrsinites | Oregon Boxleaf, Myrtle Boxwood, Mountain Lover | Perennial | Shrub | Sun, Shade, Part-shade | Dry |
Pedicularis attollens | Little Elephantshead | Perennial | Herb | ||
Pedicularis canadensis | Canadian Lousewort, Wood Betony | Perennial | Herb | Shade | |
Pedicularis capitata | Capitate Lousewort | Perennial | Herb | ||
Pedicularis contorta | Coiled Lousewort | Perennial | Herb | ||
Pedicularis furbishiae | Furbish's Lousewort, St. Johns River Lousewort | Perennial | Herb | Shade | |
Pedicularis groenlandica | Elephanthead Lousewort | Perennial | Herb | Sun | Moist |
Pedicularis labradorica | Labrador Lousewort | Annual | Herb | ||
Pedicularis lanata | Woolly Lousewort | Perennial | Herb | ||
Pedicularis lanceolata | Swamp Lousewort | Perennial | Herb | ||
Pedicularis lapponica | Lapland Lousewort | Perennial | Herb | ||
Pedicularis parryi | Parry's Lousewort | Perennial | Herb | ||
Pedicularis procera | Giant Lousewort | Perennial | Herb | ||
Pedicularis sudetica ssp. scopulorum | Sudetic Lousewort | Perennial | Herb | ||
Pedicularis verticillata | Whorled Lousewort | Perennial | Herb | Sun | Moist |
Pellaea ternifolia | Trans-pecos Cliffbrake | Perennial | Herb, Fern | ||
Peltandra sagittifolia | White Arrow Arum, White Arum, Spoonflower | Perennial | Herb | ||
Peltandra virginica | Tuckahoe, Green Arrow Arum, Arrow Arum, Green Arum | Perennial | Herb | Part-shade | Wet |
Penstemon alluviorum | Lowland Penstemon, Lowland Beardtongue | Perennial | Herb | ||
Penstemon attenuatus | Sulphur Penstemon, Sulphur Beardtongue | Perennial | Herb, Subshrub | ||
Penstemon australis | Eustis Lake Penstemon, Eustis Lake Beardtongue, Slender Penstemon, Slender Beardtongue | Perennial | Herb | Part-shade | Dry |
Penstemon baccharifolius | Rock Penstemon, Rock Beardtongue, Cut-leaf Penstemon, Cut-leaf Beardtongue, Baccharis-leaf Penstemon, Baccharis-leaf Beardtongue | Perennial | Shrub | Sun, Part-shade | Dry |
Penstemon calycosus | Long-sepal Penstemon, Long-sepal Beardtongue | Perennial | Herb | ||
Penstemon digitalis | Mississippi Penstemon, Mississippi Beardtongue, Smooth White Penstemon, Smooth White Beardtongue, Talus Slope Penstemon, Talus Slope Beardtongue, Foxglove Penstemon, Foxglove Beardtongue | Perennial | Herb | Sun, Part-shade | Wet, Moist, Dry |
Penstemon globosus | Globe Penstemon, Globe Beardtongue | Perennial | Herb, Subshrub | ||
Penstemon gracilis | Lilac Penstemon, Lilac Beardtongue, Slender Penstemon, Slender Beardtongue | Perennial | Herb | Part-shade | Moist |
Penstemon laevigatus | Eastern Smooth Penstemon, Eastern Smooth Beardtongue, Smooth Penstemon, Smooth Beardtongue, Eastern Penstemon, Eastern Beardtongue, Hairy Penstemon, Hairy Beardtongue | Perennial | Herb | Sun | Moist |
Penstemon laxiflorus | Nodding Penstemon, Nodding Beardtongue, Loose-flowered Penstemon, Loose-flowered Beardtongue | Perennial | Herb | Part-shade | Dry |
Penstemon lyallii | Lyall's Penstemon, Lyall's Beardtongue | Perennial | Herb, Subshrub | ||
Penstemon pallidus | Pale Penstemon, Pale Beardtongue | Perennial | Herb | Part-shade | |
Penstemon procerus | Littleflower Penstemon, Littleflower Beardtongue | Perennial | Herb, Subshrub | Sun | Moist |
Penstemon rydbergii | Rydberg's Penstemon, Rydberg's Beardtongue | Perennial | Herb, Subshrub | Sun | Dry |
Penstemon serrulatus | Serrulate Penstemon, Serrulate Beardtongue, Cascade Penstemon, Cascade Beardtongue, Coast Penstemon, Coast Beardtongue | Perennial | Herb | Part-shade | Wet |
Penstemon tenuis | Brazos Penstemon, Brazos Beardtongue, Gulf Penstemon, Gulf Beardtongue, Gulf Coast Penstemon, Gulf Coast Beardtongue, Sharp-sepal Penstemon, Sharp-sepal Beardtongue | Perennial | Herb | Sun, Part-shade | Moist |
Penstemon virgatus | Upright Blue Penstemon, Upright Blue Beardtongue | Perennial | Herb | ||
Penstemon whippleanus | Whipple's Penstemon, Whipple's Beardtongue | Perennial | Herb, Subshrub | Part-shade | |
Penthorum sedoides | Ditch Stonecrop | Perennial | Herb | Part-shade | Wet |
Perideridia gairdneri | Gardner's Yampah, Yampah | Perennial | Herb | Shade | |
Persea borbonia | Redbay, Red Bay, Sweet Bay, Silk Bay, Red Bay Persea, Laurel Tree | Perennial | Tree | Part-shade | Moist |
Persea palustris | Swamp Bay, Swampbay | Perennial | Shrub, Tree | ||
Petasites frigidus | Arctic Sweet Coltsfoot, Palmate Coltsfoot, Arctic Butterbur, Palmate Butterbur | Perennial | Herb | Moist | |
Phacelia distans | Distant Phacelia, Wild Heliotrope | Annual | Herb | ||
Phacelia laxa | Coastal Phacelia | Annual | Herb | ||
Phacelia ramosissima | Branching Phacelia | Perennial | Herb, Subshrub | ||
Phalaris arundinacea | Reed Canary Grass | Perennial | Grass/Grass-like | Sun | |
Phalaris caroliniana | Carolina Canarygrass, Maygrass | Annual | Grass/Grass-like | ||
Phegopteris connectilis | Long Beechfern | Perennial | Herb, Fern | Wet, Moist | |
Phegopteris hexagonoptera | Broad Beechfern, Broad Beech Fern | Perennial | Herb, Fern | Shade | Moist |
Phleum alpinum | Alpine Timothy, Mountain Timothy | Perennial | Grass/Grass-like | Sun | Wet |
Phlox carolina | Carolina Phlox, Summer Phlox, Thickleaf Phlox | Perennial | Herb | Sun, Part-shade | Wet, Moist |
Phlox divaricata | Wild Blue Phlox, Louisiana Phlox, Blue Woodland Phlox, Sweet William, Wild Sweet William | Perennial | Herb | Shade, Part-shade | Moist |
Phlox floridana | Florida Phlox | Perennial | Herb | ||
Phlox glaberrima | Smooth Phlox, Marsh Phlox | Perennial | Herb | ||
Phlox maculata | Wild Sweetwilliam, Phlox, Meadow Phlox, Wild Sweet William | Perennial | Herb | Sun | Wet |
Phlox paniculata | Fall Phlox, Perennial Phlox | Perennial | Herb | Sun | Moist |
Phlox pilosa | Downy Phlox, Prairie Phlox, Fragrant Phlox | Perennial | Herb | Sun, Part-shade | Dry |
Aronia ×prunifolia | Purple Chokeberry, Red Chokeberry | Perennial | Shrub | ||
Phragmites australis | Common Reed, Phragmites | Perennial | Grass/Grass-like | Sun | Wet, Moist |
Phryma leptostachya | American Lopseed, Lopseed | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Phyla lanceolata | Lanceleaf Frogfruit, Lanceleaf Fogfruit | Perennial | Herb | ||
Phyla nodiflora | Texas Frogfruit, Turkey Tangle Fogfruit, Frogfruit | Perennial | Herb | Sun, Part-shade | Moist, Dry |
Phyllodoce aleutica | Aleutian Mountainheath, Aleutian Mountain Heath, Aleutian Mountain Heather | Perennial | Subshrub | ||
Phyllodoce breweri | Purple Mountainheath, Purple Mountain Heath, Purple Mountain Heather, Brewer's Mountain Heath, Brewer's Mountain Heather | Perennial | Subshrub | ||
Phyllodoce empetriformis | Pink Mountain Heath, Pink Mountain Heather | Perennial | Shrub | Part-shade | Moist |
Physalis angulata | Cutleaf Groundcherry | Annual | Herb | ||
Physalis pubescens | Husk Tomato, Downy Ground-cherry, Downy Groundcherry | Annual | Herb | ||
Physocarpus capitatus | Pacific Ninebark | Perennial | Shrub | Sun, Part-shade | Wet, Moist |
Physocarpus monogynus | Mountain Ninebark | Perennial | Shrub | ||
Physocarpus opulifolius | Common Ninebark, Atlantic Ninebark | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist, Dry |
Physostegia angustifolia | Narrowleaf False Dragonhead, False Dragon-head | Perennial | Herb | ||
Physostegia correllii | Correll's False Dragonhead | Perennial | Herb | ||
Physostegia digitalis | Finger False Dragonhead, False Dragonhead | Perennial | Herb | Part-shade | |
Physostegia intermedia | Spring Obedient Plant, Marsh Obedient Plant, Slender False Dragonhead, Intermediate False Dragonhead | Perennial | Herb | Sun, Part-shade | Moist |
Physostegia parviflora | Western False Dragonhead | Perennial | Herb | ||
Physostegia pulchella | Showy False Dragonhead, Beautiful False Dragon-head | Perennial | Herb | Part-shade | Moist |
Physostegia purpurea | Eastern False Dragonhead | Perennial | Herb | ||
Physostegia virginiana | Fall Obedient Plant, False Dragonhead, Virginia Lions-heart | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Phytolacca americana | American Pokeweed, Great Pokeweed, Pokeweed, Pokeberry, Red Ink Plant, Pigeonberry | Perennial | Herb | Part-shade | Moist |
Picea engelmannii | Engelmann's Spruce, Engelmann Spruce | Perennial | Tree | Sun, Part-shade | Moist |
Picea glauca | White Spruce | Perennial | Tree | Sun, Shade, Part-shade | Moist, Dry |
Picea mariana | Black Spruce, Spruce Fir | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist |
Picea pungens | Blue Spruce, Colorado Spruce | Perennial | Tree | Part-shade | Moist |
Picea rubens | Red Spruce, Yellow Spruce, West Virginia Spruce, Eastern Spruce, He-balsam | Perennial | Tree | Sun, Shade | Moist, Dry |
Picea sitchensis | Sitka Spruce | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist |
Pieris phillyreifolia | Climbing Fetterbush | Perennial | Shrub, Vine | ||
Pilea fontana | Lesser Clearweed | Annual | Herb | ||
Pilea pumila | Canadian Clearweed, Clearweed | Annual | Herb | Shade | Moist |
Pinckneya bracteata | Fevertree, Pinckneya, Feverbark, Poinsettia Tree, Georgia Bark | Perennial | Shrub | Part-shade | |
Pinguicula caerulea | Blue Butterwort, Blueflower Butterwort, Violet Butterwort | Perennial | Herb | ||
Pinguicula lutea | Yellow Butterwort | Perennial | Herb | Sun | Moist |
Pinguicula primuliflora | Southern Butterwort | Perennial | Herb | ||
Pinguicula pumila | Small Butterwort, Bog Violet, Dwarf Butterwort | Annual | Herb | Sun | Moist |
Pinguicula villosa | Hairy Butterwort | Perennial | Herb | ||
Pinguicula vulgaris | Common Butterwort | Perennial | Herb | Sun | Wet |
Pinus banksiana | Jack Pine, Gray Pine, Scrub Pine | Perennial | Tree | Sun | Dry |
Pinus contorta | Lodgepole Pine, Beach Pine, Pino De San Pedro Martir | Perennial | Tree | Sun | Dry |
Pinus elliottii | Slash Pine | Perennial | Tree | Part-shade | Moist |
Pinus glabra | Spruce Pine | Perennial | Tree | Part-shade | Moist |
Pinus monticola | Western White Pine | Perennial | Tree | Sun | Moist, Dry |
Pinus palustris | Longleaf Pine, Georgia Pine, Longleaf Yellow Pine, Southern Yellow Pine, Longstraw Pine, Hill Pine, Hard Pine, Heart Pine | Perennial | Tree | Sun | Dry |
Pinus ponderosa | Ponderosa Pine, Western Yellow Pine, Pino Blanco | Perennial | Tree | Sun, Shade, Part-shade | Moist, Dry |
Pinus resinosa | Red Pine, Norway Pine, Canadian Pine | Perennial | Tree | Sun | Moist, Dry |
Pinus rigida | Pitch Pine, Torch Pine | Perennial | Tree | Sun | Dry |
Pinus serotina | Pond Pine, Pocosin Pine, Marsh Pine | Perennial | Tree | Sun | Wet |
Pinus strobus | Eastern White Pine, Weymouth Pine | Perennial | Tree | Sun, Shade, Part-shade | Moist, Dry |
Pinus taeda | Loblolly Pine, Oldfield Pine, Bull Pine, Rosemary Pine | Perennial | Tree | Part-shade | Dry |
Piperia unalascensis | Slender-spire Orchid, Alaska Rein Orchid | Perennial | Herb | ||
Piptochaetium avenaceum | Blackseed Speargrass | Perennial | Grass/Grass-like | ||
Pistia stratiotes | Water Lettuce | Perennial | Herb | ||
Pityopsis graminifolia | Narrowleaf Silkgrass, Golden Aster | Perennial | Herb | Part-shade | |
Plagiobothrys nothofulvus | Rusty Popcorn-flower, Rusty Popcornflower | Annual | Herb | ||
Planera aquatica | Planer Tree, Water Elm | Perennial | Tree | Part-shade | |
Plantago cordata | Heartleaf Plantain, Heart-leaved Plantain, Water Plantain | Perennial | Herb | ||
Plantago elongata | Prairie Plantain | Annual | Herb | ||
Plantago macrocarpa | Seashore Plantain | Perennial | Herb | ||
Plantago maritima | Goose Tongue | Perennial | Herb | ||
Plantago rhodosperma | Redseed Plantain, Red-seeded Plantain | Annual | Herb | ||
Plantago rugelii | Blackseed Plantain, Pale Plantain | Perennial | Herb | ||
Plantago virginica | Virginia Plantain, Paleseed Indian-wheat, Dwarf Plantain, Paleseed Plantain, Hoary Plantain, Southern Plantain | Annual, Biennial | Herb | ||
Platanthera aquilonis | Northern Green Orchid | Perennial | Herb | ||
Platanthera blephariglottis | White Fringed Orchid | Perennial | Herb | ||
Platanthera blephariglottis var. conspicua | White Fringed Orchid | Perennial | Herb | ||
Platanthera ciliaris | Orange Fringed Orchid, Yellow Fringed Orchid, Orange Plume, Bobwhite's-mocassin, Owl's-head | Perennial | Herb | ||
Platanthera clavellata | Small Green Wood Orchid, Small Woodland Orchid | Perennial | Herb | ||
Platanthera cristata | Crested Yellow Orchid, Orange Fringed Orchid | Perennial | Herb | ||
Platanthera flava | Palegreen Orchid | Perennial | Herb | ||
Platanthera grandiflora | Greater Purple Fringed Orchid | Perennial | Herb | ||
Platanthera hookeri | Hooker's Orchid | Perennial | Herb | ||
Platanthera huronensis | Huron Green Orchid | Perennial | Herb | ||
Platanthera integra | Yellow Fringeless Orchid | Perennial | Herb | ||
Platanthera integrilabia | White Fringeless Orchid, Monkeyface | Perennial | Herb | ||
Platanthera lacera | Green Fringed Orchid, Ragged Fringed Orchid | Perennial | Herb | Sun | Moist |
Platanthera leucophaea | Prairie White Fringed Orchid, Eastern Prairie Fringed Orchid, White Prairie Fringed Orchid | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Platanthera macrophylla | Greater Roundleaved Orchid | Perennial | Herb | ||
Platanthera nivea | Snowy Orchid, Frog Spear, Bog Torch, White Frog Arrow, White Rein Orchid | Perennial | Herb | ||
Platanthera obtusata | Bluntleaved Orchid | Perennial | Herb | ||
Platanthera orbiculata | Lesser Roundleaved Orchid, Roundleaf Rein Orchid, Round-leaved Orchid | Perennial | Herb | ||
Platanthera psycodes | Lesser Purple Fringed Orchid, Small Purple Fringed Orchid | Perennial | Herb | Part-shade | Moist |
Platanthera stricta | Slender Bog Orchid | Perennial | Herb | ||
Platanus occidentalis | American Sycamore, Eastern Sycamore, American Plane Tree, Plane Tree, Buttonwood, Buttonball Tree | Perennial | Tree | Sun, Shade, Part-shade | Moist |
Platanus racemosa | California Sycamore, Western Sycamore, Aliso | Perennial | Tree | Sun | Moist |
Platanus wrightii | Arizona Sycamore, Alamo | Perennial | Tree | Sun | Moist |
Plectritis congesta | Shortspur Seablush | Annual | Herb | ||
Pluchea camphorata | Camphor Pluchea, Camphor Weed | Annual | Herb | ||
Pluchea foetida | Stinking Camphorweed | Perennial | Herb | ||
Pluchea longifolia | Longleaf Camphorweed, Tall White Fleabane | Perennial | Herb | ||
Pluchea odorata | Sweetscent, Saltmarsh Fleabane | Annual | Subshrub | Sun, Shade, Part-shade | Moist |
Pluchea sericea | Arrowweed, Arrow Weed | Perennial | Shrub | ||
Poa alpina | Alpine Bluegrass, Alpine Blue Grass | Perennial | Grass/Grass-like | Sun | Dry |
Poa alsodes | Grove Bluegrass, Woodland Bluegrass | Perennial | Grass/Grass-like | ||
Poa palustris | Fowl Bluegrass | Perennial | Grass/Grass-like | Part-shade | |
Poa pratensis | Kentucky Bluegrass | Perennial | Grass/Grass-like | Sun | Moist, Dry |
Poa secunda | Sandberg Bluegrass, Curly Blue Grass, Pine Blue Grass, Canby Blue Grass | Perennial | Grass/Grass-like | Part-shade | |
Podophyllum peltatum | Mayapple, Indian Apple, Wild Mandrake, Pomme De Mai, Podophylle Pelt | Perennial | Herb | Shade, Part-shade | Moist |
Podostemum ceratophyllum | Hornleaf Riverweed | Perennial | Herb | Sun | Wet, Moist |
Pogonia ophioglossoides | Rose Pogonia, Snake-mouth Orchid, Beard Flower | Perennial | Herb | Sun | Wet, Moist |
Polanisia dodecandra | Redwhisker Clammyweed, Clammyweed | Annual | Herb | ||
Polemonium acutiflorum | Tall Jacob's-ladder | Perennial | Herb | ||
Polemonium foliosissimum | Towering Jacob's-ladder, Leafy Polemonium | Perennial | Herb | Part-shade | Moist |
Polemonium occidentale | Western Polemonium, Western Jacob's Ladder | Perennial | Herb | Part-shade | Wet |
Polemonium reptans | Greek Valerian, Jacob's Ladder | Perennial | Herb | Shade | Moist |
Polemonium vanbruntiae | Vanbrunt's Polemonium | Perennial | Herb | Shade, Part-shade | Moist |
Polygala cornuta | Sierra Milkwort | Perennial | Subshrub, Shrub | ||
Polygala cruciata | Drumheads, Candy Root, Crossleaf Milkwort, Cross-leaved Milkwort | Annual | Herb | ||
Polygala cymosa | Tall Pinebarren Milkwort | Biennial | Herb | ||
Polygala incarnata | Procession Flower, Pink Milkwort | Annual | Herb | Sun | Dry |
Polygala lutea | Orange Milkwort, Candy Weed | Biennial | Herb | ||
Polygala mariana | Maryland Milkwort | Annual | Herb | ||
Polygala nana | Candyroot, Bachelor's Buttons, Bachelor's Button | Annual | Herb | ||
Polygala paucifolia | Gaywings, Fringed Polygala, Flowering Wintergreen | Perennial | Herb | Moist | |
Polygala polygama | Racemed Milkwort, Pink Milkwort | Biennial | Herb | Shade, Part-shade | Moist |
Polygala ramosa | Low Pinebarren Milkwort, Yellow Savanna Milkwort | Annual | Herb | ||
Polygala rugelii | Yellow Milkwort | Annual | Herb | ||
Polygala sanguinea | Purple Milkwort | Annual | Herb | Sun | Dry |
Polygala senega | Seneca Snakeroot | Perennial | Herb | ||
Polygala verticillata | Whorled Milkwort | Annual | Herb | Sun | Moist |
Polygonatum biflorum | Smooth Solomon's Seal, Great Solomon's-seal, Sealwort | Perennial | Herb | Shade, Part-shade | Moist, Dry |
Polygonatum pubescens | Hairy Solomon's Seal | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Polygonum achoreum | Leathery Knotweed | Annual | Herb | ||
Polygonum alpinum | Alaska Wild Rhubarb | Perennial | Herb | ||
Polygonum amphibium var. emersum | Longroot Smartweed | Perennial | Herb | ||
Polygonum arifolium | Halberdleaf Tearthumb | Annual | Herb, Vine | ||
Polygonum bistorta | Meadow Bistort | Perennial | Herb | ||
Polygonum bistortoides | American Bistort, Western Bistort | Perennial | Herb | Sun | |
Polygonum careyi | Carey's Smartweed | Annual | Herb | ||
Polygonum erectum | Erect Knotweed | Annual | Herb | ||
Polygonum fowleri | Fowler's Knotweed | Perennial | Herb | ||
Polygonum glabrum | Denseflower Knotweed | Annual | Herb | ||
Polygonum hydropiperoides | Swamp Smartweed | Perennial | Herb | Sun | |
Polygonum lapathifolium | Curlytop Knotweed, Curl-top Smartweed, Pale Smartweed | Annual | Herb | ||
Polygonum pensylvanicum | Pennsylvania Smartweed, Pink Smartweed | Annual | Herb | Sun | Moist |
Polygonum phytolaccifolium | Poke Knotweed, Pokeweed Knotweed | Perennial | Herb | ||
Polygonum punctatum var. punctatum | Dotted Smartweed | Annual | Herb | ||
Polygonum ramosissimum | Bushy Knotweed | Annual | Herb | ||
Polygonum sagittatum | Arrowleaf Tearthumb | Annual | Herb, Vine | Sun | |
Polygonum scandens var. scandens | Climbing False Buckwheat | Perennial | Vine | ||
Polygonum virginianum | Jumpseed | Annual | Herb | ||
Polygonum viviparum | Alpine Bistort | Perennial | Herb | Sun | |
Polypremum procumbens | Juniper Leaf, Rustweed | Annual, Perennial | Herb | ||
Polystichum acrostichoides | Christmas Fern | Perennial | Fern | Shade, Part-shade | Moist |
Polystichum lonchitis | Northern Holly Fern | Perennial | Herb, Fern | ||
Polystichum munitum | Western Swordfern, Pineland Swordfern | Perennial | Herb, Fern | Shade, Part-shade | Moist |
Pontederia cordata | Pickerelweed, Pickerel Rush | Perennial | Herb | Sun, Part-shade | Wet, Moist |
Ponthieva racemosa | Hairy Shadow Witch | Perennial | Herb | ||
Populus angustifolia | Narrowleaf Cottonwood, Narrow-leaf Cottonwood | Perennial | Tree | Sun | Wet |
Populus balsamifera | Balsam Poplar, Balsam, Tacmahac, Hackmatack, Tacamahaca, Bam Tree | Perennial | Tree | Sun | Moist |
Populus deltoides | Eastern Cottonwood, Carolina Poplar, Necklace Poplar, Alamo | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist, Dry |
Populus grandidentata | Bigtooth Aspen, Big-tooth Aspen, Long-toothed Aspen | Perennial | Tree | Sun | Moist |
Populus heterophylla | Swamp Cottonwood, Swamp Poplar, Black Cottonwood, Downy Poplar | Perennial | Tree | Sun | Moist |
Populus tremuloides | Quaking Aspen, Golden Aspen, Trembling Aspen, Mountain Aspen, Aspen, Trembling Poplar, Alamo Blanco | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist, Dry |
Portulaca halimoides | Silkcotton Purslane | Annual | Herb | ||
Portulaca pilosa | Kiss Me Quick, Chisme | Annual | Herb | Sun, Part-shade | Moist, Dry |
Portulaca umbraticola | Wingpod Purslane, Purslane | Annual | Herb | ||
Potamogeton alpinus | Alpine Pondweed | Perennial | Herb | ||
Potamogeton amplifolius | Largeleaf Pondweed | Perennial | Herb | Sun | |
Potamogeton confervoides | Tuckerman's Pondweed | Perennial | Herb | ||
Potamogeton diversifolius | Waterthread Pondweed, Threadleaf Pondweed | Perennial | Herb | Sun | |
Potamogeton epihydrus | Ribbonleaf Pondweed | Perennial | Herb | Sun | |
Potamogeton foliosus | Leafy Pondweed | Perennial | Herb | ||
Potamogeton friesii | Fries' Pondweed | Perennial | Herb | ||
Potamogeton gramineus | Variableleaf Pondweed | Perennial | Herb | Sun | |
Potamogeton hillii | Hill's Pondweed | Perennial | Herb | Sun | Wet, Moist |
Potamogeton illinoensis | Illinois Pondweed | Perennial | Herb | ||
Potamogeton natans | Floating Pondweed | Perennial | Herb | Sun | |
Potamogeton nodosus | Longleaf Pondweed, Knotty Pondweed | Perennial | Herb | Sun, Part-shade | Wet |
Potamogeton oakesianus | Oakes' Pondweed | Perennial | Herb | ||
Potamogeton obtusifolius | Bluntleaf Pondweed | Perennial | Herb | ||
Potamogeton perfoliatus | Claspingleaf Pondweed | Perennial | Herb | ||
Potamogeton praelongus | Whitestem Pondweed | Perennial | Herb | Sun | |
Potamogeton pulcher | Spotted Pondweed | Perennial | Herb | ||
Potamogeton pusillus | Small Pondweed | Perennial | Herb | ||
Potamogeton pusillus ssp. tenuissimus | Small Pondweed | Perennial | Herb | ||
Potamogeton richardsonii | Richardson's Pondweed | Perennial | Herb | ||
Potamogeton robbinsii | Robbins' Pondweed | Perennial | Herb | Sun | |
Potamogeton spirillus | Spiral Pondweed | Perennial | Herb | ||
Potamogeton strictifolius | Narrowleaf Pondweed | Perennial | Herb | ||
Potamogeton subsibiricus | Yenisei River Pondweed | Perennial | Herb | ||
Potamogeton vaseyi | Vasey's Pondweed | Perennial | Herb | ||
Potamogeton zosteriformis | Flatstem Pondweed | Perennial | Herb | Sun | |
Potentilla arguta ssp. arguta | Tall Cinquefoil | Perennial | Herb, Subshrub | ||
Potentilla drummondii | Drummond's Cinquefoil | Perennial | Herb | ||
Potentilla flabellifolia | High Mountain Cinquefoil, Fan-foil | Perennial | Herb | ||
Potentilla gracilis | Slender Cinquefoil | Perennial | Herb, Subshrub | Sun | |
Potentilla norvegica | Norwegian Cinquefoil | Annual | Herb | ||
Potentilla pensylvanica | Pennsylvania Cinquefoil | Perennial | Herb | ||
Potentilla plattensis | Platte River Cinquefoil | Perennial | Herb | Part-shade | |
Potentilla simplex | Common Cinquefoil, Oldfield Cinquefoil | Perennial | Herb | Shade, Part-shade | Dry |
Potentilla thurberi | Scarlet Cinquefoil | Perennial | Herb | Shade | |
Prenanthes alba | White Rattlesnakeroot, White Rattlesnake-root, White Lettuce | Biennial | Herb | Shade, Part-shade | Dry |
Prenanthes altissima | Tall Rattlesnakeroot, Tall White Lettuce | Perennial | Herb | ||
Prenanthes racemosa var. racemosa | Purple Rattlesnakeroot | Perennial | Herb | ||
Primula angustifolia | Alpine Primrose, Fairy Primrose | Perennial | Herb | ||
Primula cusickiana | Cusick's Primrose | Perennial | Herb | ||
Primula incana | Silvery Primrose | Perennial | Herb | Part-shade | |
Primula laurentiana | Birdeye Primrose | Perennial | Herb | ||
Primula mistassinica | Mistassini Primrose | Perennial | Herb | ||
Primula parryi | Parry's Primrose | Perennial | Herb | ||
Primula rusbyi | Rusby's Primrose | Perennial | Herb | ||
Primula suffrutescens | Sierra Primrose | Perennial | Subshrub | ||
Proboscidea louisianica | Louisiana Devil's-claw, Devil's claw, Ram's-horn, Unicorn Plant, Proboscis Flower | Annual | Herb | Sun | Dry |
Prosartes trachycarpa | Roughfruit Fairybells, Wartberry Fairybells | Perennial | Herb | Shade | Moist |
Proserpinaca intermedia | Intermediate Mermaidweed | Perennial | Herb | ||
Proserpinaca palustris | Marsh Mermaidweed | Perennial | Herb | ||
Proserpinaca pectinata | Comb-leaf Mermaidweed | Perennial | Herb | ||
Prosopis glandulosa | Honey Mesquite, Glandular Mesquite, Algarroba | Perennial | Tree | Sun | Dry |
Prosopis pubescens | Screwbean Mesquite, American Screwbean, Tornillo, Screwbean, Screwpod Mesquite, Twisted Bean, Fremont Screwbean | Perennial | Tree | Part-shade | Moist |
Prosopis velutina | Velvet Mesquite | Perennial | Tree | ||
Prunella vulgaris | Common Selfheal | Perennial | Herb | Sun, Part-shade | Moist |
Prunus americana | American Plum, Wild Plum | Perennial | Tree | Sun, Shade, Part-shade | Moist |
Prunus caroliniana | Carolina Cherry-laurel, Cherry-laurel, Laurel Cherry, Carolina Laurel Cherry | Perennial | Tree | Sun, Part-shade | Moist |
Prunus emarginata | Bitter Cherry | Perennial | Tree | Sun, Shade, Part-shade | Moist |
Prunus nigra | Canadian Plum, Canada Plum, Red Plum, Black Plum | Perennial | Tree | Shade, Part-shade | Moist |
Prunus pensylvanica | Pin Cherry, Fire Cherry, Wild Red Cherry, Bird Cherry, Pigeon Cherry | Perennial | Tree | Sun | Dry |
Prunus serotina | Black Cherry, Wild Black Cherry, Rum Cherry | Perennial | Tree | Sun, Shade, Part-shade | Moist, Dry |
Prunus virginiana | Chokecherry, Common Chokecherry, Choke Cherry | Perennial | Tree | Sun, Shade, Part-shade | Moist, Dry |
Pseudognaphalium stramineum | Cottonbatting Plant | Annual | Herb | ||
Pseudotsuga menziesii | Douglas Fir, Blue Douglas Fir | Perennial | Tree | Part-shade | Dry |
Psilocarphus elatior | Meadow Woollyheads | Annual | Herb | Moist | |
Psychotria nervosa | Seminole Balsamo, Wild Coffee | Perennial | Shrub | Part-shade | |
Ptelea trifoliata | Wafer Ash, Common Hoptree, Hop Tree | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist, Dry |
Pteridium aquilinum | Western Bracken Fern, Bracken Fern, Western Bracken, Bracken | Perennial | Herb, Fern | Shade, Part-shade | Wet, Moist, Dry |
Pterocaulon pycnostachyum | Blackroot, Densespike Blackroot, Fox-tail, Coastal Blackroot | Perennial | Herb, Subshrub | Sun, Part-shade | Moist, Dry |
Pterocaulon virgatum | Wand Blackroot | Perennial | Subshrub | ||
Ptilimnium capillaceum | Herbwilliam | Annual | Herb | ||
Ptilimnium nuttallii | Laceflower, Mock Bishop's-weed | Annual | Herb | ||
Puccinellia distans | Weeping Alkaligrass | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Moist |
Puccinellia nutkaensis | Nootka Alkaligrass | Perennial | Grass/Grass-like | ||
Puccinellia nuttalliana | Nuttall's Alkaligrass | Perennial | Grass/Grass-like | Sun | |
Puccinellia tenella | Tundra Alkaligrass | Perennial | Grass/Grass-like | ||
Pycnanthemum albescens | Whiteleaf Mountain Mint | Perennial | Herb | Sun, Part-shade | Moist |
Pycnanthemum flexuosum | Appalachian Mountainmint | Perennial | Herb | ||
Pycnanthemum muticum | Clustered Mountainmint | Perennial | Herb | ||
Pycnanthemum tenuifolium | Narrowleaf Mountain Mint, Slender Mountain Mint, Common Horsemint | Perennial | Herb | Sun, Part-shade | Moist, Dry |
Pycnanthemum virginianum | Virginia Mountain Mint | Perennial | Herb | Part-shade | Moist |
Pyrola americana | American Wintergreen, Round-leaved Pyrola, Roundleaf Pyrola | Perennial | Subshrub | ||
Pyrola asarifolia | Liverleaf Wintergreen, Pink Wintergreen, Pink Pyrola, Pink Shinleaf, Bog Wintergreen | Perennial | Herb | Part-shade | Moist |
Pyrola chlorantha | Green-flowered Wintergreen | Perennial | Subshrub | ||
Pyrola elliptica | Waxflower Shinleaf, Shinleaf | Perennial | Herb | Shade | Moist, Dry |
Pyrola grandiflora | Large-flowered Wintergreen | Perennial | Subshrub | ||
Pyrola minor | Snowline Wintergreen | Perennial | Herb, Subshrub | ||
Pyrularia pubera | Buffalo Nut | Perennial | Shrub | ||
Pyxidanthera barbulata | Flowering Pixiemoss, Pyxie | Perennial | Subshrub | ||
Quercus alba | White Oak, Northern White Oak, Eastern White Oak, Stave Oak, Ridge White Oak, Forked-leaf White Oak | Perennial | Tree | Sun, Shade, Part-shade | Moist, Dry |
Quercus bicolor | Swamp White Oak | Perennial | Tree | Part-shade | Moist |
Quercus falcata | Southern Red Oak, Bottomland Red Oak, Three-lobed Red Oak, Spanish Oak | Perennial | Tree | Part-shade | Dry |
Quercus garryana | Oregon White Oak | Perennial | Tree | Sun, Shade, Part-shade | Moist, Dry |
Quercus hemisphaerica | Coast Laurel Oak, Darlington Oak, Laurel Oak | Perennial | Tree | Sun | Dry |
Quercus imbricaria | Shingle Oak, Laurel Oak | Perennial | Tree | Sun | Moist |
Quercus laurifolia | Laurel Oak, Swamp Laurel Oak, Darlington Oak, Diamond-leaf Oak, Laurel-leaf Oak, Water Oak, Obtusa Oak | Perennial | Tree | Part-shade | |
Quercus lobata | Valley Oak | Perennial | Tree | Sun | |
Quercus lyrata | Overcup Oak, Swamp Post Oak, Water White Oak, Swamp White Oak | Perennial | Tree | Part-shade | Dry |
Quercus macrocarpa | Bur Oak, Burr Oak, Savanna Oak, Overcup Oak, Prairie Oak, Mossy-cup Oak, Mossy-overcup Oak, Blue Oak | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist, Dry |
Quercus michauxii | Swamp Chestnut Oak, Basket Oak, Cow Oak, Swamp Oak | Perennial | Tree | Part-shade | Moist |
Quercus minima | Dwarf Live Oak, Minimal Oak | Perennial | Shrub | ||
Quercus muehlenbergii | Chinkapin Oak, Chinquapin Oak, Chestnut Oak, Yellow Chestnut Oak, Rock Chestnut Oak, Yellow Oak, Rock Oak | Perennial | Tree | Sun, Part-shade | Dry |
Quercus nigra | Water Oak, Possum Oak, Duck Oak, Punk Oak, Spotted Oak | Perennial | Tree | Part-shade | Wet |
Quercus oglethorpensis | Oglethorpe Oak | Perennial | Tree | ||
Quercus pagoda | Cherrybark Oak | Perennial | Tree | ||
Quercus palustris | Pin Oak, Swamp Spanish Oak | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist |
Quercus phellos | Willow Oak, Swamp Willow Oak, Pin Oak, Peach Oak | Perennial | Tree | Part-shade | Moist |
Quercus prinoides | Dwarf Chinkapin Oak, Scrub Chestnut Oak | Perennial | Tree | Shade, Part-shade | Dry |
Quercus rubra | Northern Red Oak | Perennial | Tree | Sun, Part-shade | Moist, Dry |
Quercus shumardii | Shumard Oak, Shumard's Oak, Shumard Red Oak, Southern Red Oak, Swamp Red Oak, Spotted Oak | Perennial | Tree | Sun, Part-shade | Moist, Dry |
Quercus similis | Bottomland Post Oak, Delta Post Oak, Mississippi Valley Oak, Yellow Oak | Perennial | Tree | ||
Quercus stellata | Post Oak, Iron Oak, Cross Oak | Perennial | Tree | Part-shade | Dry |
Quercus texana | Nuttall Oak, Texas Oak | Perennial | Tree | Part-shade | |
Quercus virginiana | Coastal Live Oak, Southern Live Oak, Virginia Live Oak, Live Oak, Encino | Perennial | Tree | Sun, Part-shade | Moist |
Quincula lobata | Purple Groundcherry, Chinese Lantern, Purple Ground Cherry | Perennial | Herb | Sun, Part-shade | Dry |
Ranunculus abortivus | Littleleaf Buttercup, Kidney-leaf Buttercup, Early Wood Buttercup | Biennial | Herb | Shade | Moist |
Ranunculus adoneus | Alpine Buttercup | Perennial | Herb | ||
Ranunculus alismifolius | Plantainleaf Buttercup, Water-plantain Buttercup, Meadow Buttercup | Perennial | Herb | Part-shade | Wet |
Ranunculus aquatilis | White Water Crowfoot, White Water-crowfoot, Water Buttercup | Perennial | Herb | Sun | |
Ranunculus californicus | California Buttercup | Perennial | Herb | ||
Ranunculus cardiophyllus | Heartleaf Buttercup, Heart-leaf Buttercup | Perennial | Herb | Sun | |
Ranunculus eschscholtzii | Eschscholtz's Buttercup, Subalpine Buttercup | Perennial | Herb | Sun | |
Ranunculus fascicularis | Early Buttercup, Tufted Buttercup, Prairie Buttercup | Perennial | Herb | Sun, Shade, Part-shade | |
Ranunculus flabellaris | Yellow Water Buttercup | Perennial | Herb | Wet | |
Ranunculus flammula | Greater Creeping Spearwort | Perennial | Herb | Part-shade | |
Ranunculus glaberrimus | Sagebrush Buttercup | Perennial | Herb | Sun | |
Ranunculus gmelinii | Gmelin's Buttercup | Perennial | Herb | ||
Ranunculus hispidus | Bristly Buttercup | Perennial | Herb | Part-shade | |
Ranunculus jovis | Utah Buttercup | Perennial | Herb | ||
Ranunculus lapponicus | Lapland Buttercup | Perennial | Herb | ||
Ranunculus laxicaulis | Mississippi Buttercup | Annual, Perennial | Herb | ||
Ranunculus longirostris | Longbeak Buttercup | Perennial | Herb | Part-shade | Wet |
Ranunculus macauleyi | Rocky Mountain Buttercup | Perennial | Herb | ||
Ranunculus macounii | Macoun's Buttercup | Perennial | Herb | ||
Ranunculus macranthus | Large Buttercup | Perennial | Herb | Sun | Moist |
Ranunculus occidentalis | Western Buttercup | Perennial | Herb | Part-shade | Moist |
Ranunculus orthorhynchus | Straightbeak Buttercup | Perennial | Herb | ||
Ranunculus pensylvanicus | Pennsylvania Buttercup | Annual | Herb | Part-shade | |
Ranunculus populago | Popular Buttercup | Perennial | Herb | ||
Ranunculus pygmaeus | Pygmy Buttercup | Perennial | Herb | ||
Ranunculus recurvatus | Blisterwort | Perennial | Herb | ||
Ranunculus sceleratus | Cursed Buttercup | Annual | Herb | Part-shade | |
Ranunculus trichophyllus | Threadleaf Crowfoot | Perennial | Herb | ||
Ranunculus trichophyllus var. eradicatus | Threadleaf Crowfoot | Perennial | Herb | ||
Rayjacksonia phyllocephala | Camphor Daisy | Annual | Herb | ||
Rhamnus alnifolia | Alderleaf Buckthorn | Perennial | Shrub | Shade, Part-shade | Wet, Moist |
Rhamnus lanceolata | Lanceleaf Buckthorn, Lance-leaf Buckthorn | Perennial | Tree | Part-shade | |
Rhapidophyllum hystrix | Needle Palm, Blue Palmetto | Perennial | Shrub | Part-shade | |
Rhexia alifanus | Savanna Meadow Beauty | Perennial | Herb | ||
Rhexia aristosa | Awnpetal Meadow Beauty, Awn-petal Meadow Beauty | Perennial | Herb | ||
Rhexia cubensis | West Indian Meadow Beauty | Perennial | Herb | ||
Rhexia lutea | Yellow Meadow Beauty | Perennial | Herb | ||
Rhexia mariana | Maryland Meadow Beauty, Pale Meadow Beauty | Perennial | Herb | Part-shade | Moist |
Rhexia petiolata | Fringed Meadow Beauty | Perennial | Herb | ||
Rhexia virginica | Handsome-harry, Virginia Meadow Beauty, Meadow-beauty | Perennial | Herb | Part-shade | Wet |
Rhinanthus minor | Little Yellowrattle | Annual | Herb | ||
Rhizophora mangle | Red Mangrove | Perennial | Shrub | Part-shade | Wet |
Rhodiola integrifolia | Ledge Stonecrop, King's Crown, Roseroot, Western Roseroot | Perennial | Herb | ||
Rhodiola rosea | Roseroot Stonecrop | Perennial | Herb | ||
Rhododendron albiflorum | Cascade Azalea, White Rhododendron | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist, Dry |
Rhododendron arborescens | Smooth Azalea, Sweet Azalea | Perennial | Shrub | Part-shade | Moist |
Rhododendron atlanticum | Dwarf Azalea, Coastal Azalea | Perennial | Shrub | Part-shade | Dry |
Rhododendron austrinum | Orange Azalea, Florida Azalea, Yellow Azalea | Perennial | Shrub | Part-shade | Dry |
Rhododendron canadense | Rhodora | Perennial | Shrub | Sun, Part-shade | Wet, Moist, Dry |
Rhododendron canescens | Mountain Azalea, Wild Azalea, Honeysuckle Azalea, Piedmont Azalea, Sweet Azalea, Hoary Azalea, Southern Pinxterflower | Perennial | Shrub | Part-shade | Dry |
Rhododendron catawbiense | Catawba Rosebay, Purple Rhododendron, Red Laurel, Catawba Rhododendron, Mountain Rosebay | Perennial | Shrub | Shade | |
Rhododendron chapmanii | Chapman's Rhododendron | Perennial | Shrub | ||
Rhododendron flammeum | Piedmont Azalea, Oconee Azalea | Perennial | Shrub | ||
Rhododendron lapponicum | Lapland Rosebay, Lapland Rhododendron | Perennial | Shrub | Part-shade | Dry |
Rhododendron macrophyllum | Pacific Rhododendron, California Rhododendron, California Rosebay, Red Rhododendron | Perennial | Shrub | Shade, Part-shade | Moist, Dry |
Rhododendron maximum | Great Laurel, Wild Rhododendron, Rosebay Rhododendron, White Laurel, Rosebay | Perennial | Shrub | Part-shade | Wet, Moist |
Rhododendron occidentale | Western Azalea | Perennial | Shrub | Part-shade | Moist |
Rhododendron periclymenoides | Pink Azalea, Pinxterbloom Azalea, Pinxterflower | Perennial | Shrub | Part-shade | Wet |
Rhododendron prinophyllum | Early Azalea, Roseshell Azalea, Woolly Azalea | Perennial | Shrub | Shade | Moist |
Rhododendron vaseyi | Pinkshell Azalea, Pink-shell Azalea | Perennial | Shrub | Shade | Moist |
Rhododendron viscosum | Swamp Azalea, Clammy Azalea, Cory Azalea, Hammock Sweet Azalea | Perennial | Shrub | Part-shade | Wet |
Rhus aromatica | Fragrant Sumac, Aromatic Sumac, Lemon Sumac, Polecat Bush | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Rhus copallinum | Winged Sumac, Shining Sumac, Flameleaf Sumac, Mountain Sumac, Dwarf Sumac, Wing-rib Sumac, Black Sumac, Upland Sumac | Perennial | Shrub | Sun | Dry |
Rhynchospora alba | White Beaksedge | Perennial | Grass/Grass-like | ||
Rhynchospora caduca | Anglestem Beaksedge | Perennial | Grass/Grass-like | ||
Rhynchospora capillacea | Needle Beaksedge | Perennial | Grass/Grass-like | ||
Rhynchospora capitellata | Brownish Beaksedge, Small-head Beaksedge, Point-beak Beaksedge | Perennial | Grass/Grass-like | ||
Rhynchospora colorata | Whitetop Sedge, White-topped Sedge, Starrush Whitetop, Star Sedge, Star Rush | Perennial | Grass/Grass-like | Sun, Part-shade | Wet |
Rhynchospora corniculata | Shortbristle Horned Beaksedge, Horned Beakrush | Perennial | Grass/Grass-like | Sun | |
Rhynchospora elliottii | Elliott's Beaksedge | Perennial | Grass/Grass-like | ||
Rhynchospora fusca | Brown Beaksedge | Perennial | Grass/Grass-like | ||
Rhynchospora glomerata | Clustered Beaksedge, Cluster Beak-rush | Perennial | Grass/Grass-like | ||
Rhynchospora gracilenta | Slender Beaksedge | Perennial | Grass/Grass-like | ||
Rhynchospora harperi | Harper's Beaksedge | Annual, Perennial | Grass/Grass-like | ||
Rhynchospora harveyi | Harvey's Beaksedge | Perennial | Grass/Grass-like | ||
Rhynchospora inexpansa | Nodding Beaksedge | Perennial | Grass/Grass-like | ||
Rhynchospora latifolia | Sand-swamp Whitetop Sedge, Tall Whitetop Sedge, Whitetop Sedge, Sand-swamp Whitetop, Tall Whitetop, Whitetop, Colorful Rush | Perennial | Grass/Grass-like | Part-shade | Wet |
Rhynchospora nitens | Shortbeak Beaksedge | Annual, Perennial | Grass/Grass-like | ||
Rhynchospora nivea | Showy Whitetop | Perennial | Grass/Grass-like | ||
Rhynchospora rariflora | Fewflower Beaksedge | Perennial | Grass/Grass-like | ||
Rhynchospora recognita | Globe Beaksedge | Perennial | Grass/Grass-like | ||
Rhynchospora torreyana | Torrey's Beaksedge | Perennial | Grass/Grass-like | ||
Ribes americanum | American Black Currant, Wild Black Currant | Perennial | Shrub | Sun, Shade, Part-shade | Moist |
Ribes aureum | Golden Currant | Perennial | Shrub | Sun, Part-shade | Moist, Dry |
Ribes bracteosum | Stink Currant | Perennial | Shrub | Shade, Part-shade | Wet, Moist |
Ribes cynosbati | Eastern Prickly Gooseberry | Perennial | Shrub | Sun, Shade, Part-shade | Moist |
Ribes divaricatum | Spreading Gooseberry | Perennial | Shrub | Sun, Shade, Part-shade | Moist |
Ribes glandulosum | Skunk Currant | Perennial | Shrub | Sun, Shade, Part-shade | Moist |
Ribes hirtellum | Hairystem Gooseberry, Hairy-stem Gooseberry, Northern Gooseberry | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Ribes hudsonianum | Northern Black Currant | Perennial | Shrub | Sun, Shade, Part-shade | Dry |
Ribes lacustre | Prickly Currant | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist |
Ribes laxiflorum | Trailing Black Currant | Perennial | Shrub, Vine | Sun, Shade, Part-shade | Wet, Moist |
Ribes lobbii | Gummy Gooseberry | Perennial | Shrub | Sun | Moist |
Ribes oxyacanthoides | Canadian Gooseberry | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Ribes sanguineum | Redflower Currant, Blood Currant, Pink-flowered Currant, Red Flowering Currant | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Ribes triste | Red Currant | Perennial | Shrub | Sun, Shade, Part-shade | Moist |
Ribes viscosissimum | Sticky Currant | Perennial | Shrub | Sun, Shade, Part-shade | Moist |
Rivina humilis | Pigeonberry, Rouge Plant, Baby-peppers, Bloodberry | Perennial | Herb | Part-shade | Moist |
Robinia pseudoacacia | Black Locust | Perennial | Tree | Sun | Moist, Dry |
Rorippa palustris | Bog Yellowcress | Annual | Herb | ||
Rorippa teres | Southern Marsh Yellowcress | Annual | Herb | ||
Rosa acicularis | Prickly Rose, Wild Rose | Perennial | Shrub | Sun, Part-shade | Wet, Moist, Dry |
Rosa arkansana | Prairie Rose, Arkansas Rose | Perennial | Subshrub | Sun | Moist, Dry |
Rosa blanda | Smooth Rose, Early Wild Rose | Perennial | Shrub | Sun | Dry |
Rosa californica | California Wildrose, California Rose | Perennial | Shrub | Sun, Shade, Part-shade | Wet |
Rosa carolina | Carolina Rose, Pasture Rose | Perennial | Shrub | Sun, Part-shade | Wet, Moist, Dry |
Rosa gymnocarpa | Dwarf Rose | Perennial | Subshrub | Sun, Shade, Part-shade | Moist, Dry |
Rosa nitida | Shining Rose | Perennial | Shrub | ||
Rosa nutkana | Nootka Rose | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Rosa palustris | Swamp Rose | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist |
Rosa pisocarpa | Cluster Rose | Perennial | Shrub | Sun, Shade, Part-shade | Moist |
Rosa setigera | Climbing Prairie Rose, Climbing Rose, Prairie Rose | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Rosa virginiana | Virginia Rose | Perennial | Shrub | Shade, Part-shade | Moist |
Rosa woodsii | Woods' Rose, Western Wild Rose | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Rotala ramosior | Lowland Rotala | Annual | Herb | Sun | Moist |
Rubus allegheniensis | Allegheny Blackberry | Perennial | Subshrub | Sun, Shade, Part-shade | Moist |
Rubus alumnus | Oldfield Blackberry | Perennial | Subshrub | Part-shade | |
Rubus arcticus | Arctic Blackberry | Perennial | Subshrub | ||
Rubus argutus | Sawtooth Blackberry | Perennial | Subshrub | ||
Rubus arvensis | Field Blackberry | Perennial | Subshrub | ||
Rubus chamaemorus | Cloudberry, Baked Apple Berry, Bakeapple | Perennial | Herb, Subshrub | Sun | Dry |
Rubus cuneifolius | Sand Blackberry | Perennial | Subshrub | Part-shade | |
Rubus flagellaris | Northern Dewberry | Perennial | Subshrub | Sun, Shade, Part-shade | Moist |
Rubus hispidus | Bristly Dewberry, Swamp Dewberry | Perennial | Subshrub | Sun, Shade, Part-shade | Moist |
Rubus idaeus | American Red Raspberry, Wild Red Raspberry, Red Raspberry | Perennial | Subshrub | Sun, Shade, Part-shade | Moist, Dry |
Rubus lasiococcus | Roughfruit Berry, Dwarf Bramble | Perennial | Herb, Subshrub | ||
Rubus leucodermis | Whitebark Raspberry, Black Raspberry | Perennial | Vine | Sun, Shade, Part-shade | Dry |
Rubus multiformis | Variable Blackberry | Perennial | Subshrub | ||
Rubus parviflorus | Western Thimbleberry, Thimbleberry | Perennial | Subshrub | Sun, Shade, Part-shade | Moist, Dry |
Rubus pedatus | Strawberryleaf Raspberry | Perennial | Subshrub | Sun, Shade, Part-shade | Moist, Dry |
Rubus pensilvanicus | Pennsylvania Blackberry | Perennial | Subshrub | Sun, Shade, Part-shade | Moist |
Rubus pergratus | Upland Blackberry | Perennial | Subshrub | Sun, Shade, Part-shade | Moist |
Rubus pubescens | Dwarf Red Blackberry, Dwarf Raspberry, Dwarf Red Raspberry, Trailing Raspberry, Dwarf Red Bramble, Dewberry, Pigeonberry | Perennial | Herb, Subshrub | Sun, Shade, Part-shade | Wet, Moist, Dry |
Rubus semisetosus | Swamp Blackberry | Perennial | Subshrub | ||
Rubus setosus | Setose Blackberry | Perennial | Subshrub | ||
Rubus spectabilis | Salmonberry, Salmon Raspberry | Perennial | Subshrub, Vine | Sun, Shade, Part-shade | Moist |
Rubus tardatus | Wet Thicket Dewberry | Perennial | Subshrub | ||
Rubus trivialis | Southern Dewberry, Dewberry | Perennial | Herb | Sun, Part-shade | Moist, Dry |
Rubus ursinus | California Blackberry, California Dewberry, Western Blackberry | Perennial | Subshrub | Sun, Shade, Part-shade | Wet, Moist |
Rubus wheeleri | Wheeler's Blackberry | Perennial | Subshrub | ||
Rudbeckia auriculata | Eared Coneflower | Perennial | Herb | ||
Rudbeckia californica | California Coneflower | Perennial | Herb | ||
Rudbeckia fulgida | Orange Coneflower, Orange Rudbeckia, Perennial Black-eyed Susan, Goldstrum | Perennial | Herb | Sun | Moist |
Rudbeckia hirta | Black-eyed Susan, Common Black-eyed Susan, Brown-eyed Susan, Blackeyed Susan | Annual, Biennial, Perennial | Herb | Sun | Moist, Dry |
Rudbeckia laciniata | Green-headed Coneflower, Greenhead Coneflower, Cutleaf Coneflower, Wild Goldenglow, Sochan | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Rudbeckia maxima | Giant Coneflower, Great Coneflower, Giant Brown-eyed Susan, Cabbage Coneflower | Perennial | Herb | Sun, Part-shade | Moist |
Rudbeckia nitida | Shiny Coneflower, Shining Coneflower | Perennial | Herb | ||
Rudbeckia occidentalis | Western Coneflower | Perennial | Herb | ||
Rudbeckia subtomentosa | Sweet Coneflower, Sweet Black-eyed Susan | Perennial | Herb | Part-shade | Moist |
Rudbeckia triloba | Browneyed Susan, Brown-eyed-susan, Thin-leaved Coneflower, Three-lobed Rudbeckia | Perennial | Herb | Sun, Part-shade | Moist, Dry |
Ruellia caroliniensis | Carolina Wild Petunia | Perennial | Herb | Part-shade | Moist |
Ruellia humilis | Prairie Petunia, Fringeleaf Wild Petunia, Hairy Ruellia, Low Wild Petunia, Low Ruellia, Fringeleaf Ruellia, Fringe-leaf Wild Petunia | Perennial | Herb | Part-shade | Moist |
Ruellia malacosperma | Softseed Wild Petunia | Perennial | Herb | ||
Ruellia noctiflora | Nightflowering Wild Petunia | Perennial | Herb | ||
Ruellia strepens | Limestone Ruellia, Limestone Wild Petunia | Perennial | Herb | ||
Rumex altissimus | Pale Dock | Perennial | Herb | ||
Rumex aquaticus var. fenestratus | Western Dock | Perennial | Herb | ||
Rumex arcticus | Arctic Dock | Perennial | Herb | ||
Rumex chrysocarpus | Amamastla | Perennial | Herb | ||
Rumex hastatulus | Heartwing Sorrel, Heart-wing Sorrel | Perennial | Herb | ||
Rumex maritimus | Golden Dock | Annual | Herb | Part-shade | |
Rumex orbiculatus var. borealis | Greater Water Dock | Perennial | Herb | ||
Rumex pallidus | Seaside Dock | Perennial | Herb | ||
Rumex salicifolius | Willow Dock | Perennial | Herb | ||
Rumex salicifolius var. mexicanus | Mexican Dock | Perennial | Herb | ||
Rumex spiralis | Winged Dock | Perennial | Herb | ||
Rumex venosus | Veiny Dock, Winged Dock | Perennial | Herb | Sun | Dry |
Rumex verticillatus | Swamp Dock | Perennial | Herb | ||
Ruppia maritima | Widgeongrass | Perennial | Herb | Sun | |
Sabal minor | Dwarf Palmetto, Bush Palmetto, Palmetto | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Sabal palmetto | Cabbage Palmetto, Cabbage Palm | Perennial | Tree | Part-shade | |
Sabatia angularis | Rosepink, Rose-pink | Annual | Herb | Part-shade | Moist |
Sabatia arenicola | Sand Rose Gentian | Annual | Herb | Sun | |
Sabatia brachiata | Narrowleaf Rose Gentian | Biennial | Herb | ||
Sabatia brevifolia | Shortleaf Rose Gentian, Shortleaf Rose-gentian, Narrowleaf Sabatia, White Marsh-pink, White Sabatia | Annual | Herb | Part-shade | Moist |
Sabatia campanulata | Slender Rose Gentian, Slender Marsh Pink | Perennial | Herb | Wet, Moist | |
Sabatia campestris | Texas Star, Rose Gentian, Meadow Pink, Prairie Rose-gentian, Prairie Sabatia | Annual | Herb | Part-shade | Dry |
Sabatia difformis | Lanceleaf Rose Gentian | Perennial | Herb | ||
Sabatia dodecandra | Marsh Rose Gentian, Marsch Rose-gentian, Large Marsh Pink | Perennial | Herb | Sun | Wet |
Sabatia gentianoides | Pinewoods Rose Gentian | Annual | Herb | ||
Sabatia grandiflora | Largeflower Rose Gentian, Large-flower Sabatia | Annual | Herb | ||
Sabatia kennedyana | Plymouth Rose Gentian, Plymouth Gentian | Perennial | Herb | Sun | Moist |
Sabatia stellaris | Rose Of Plymouth, Saltmarsh Sabatia | Annual | Herb | ||
Saccharum alopecuroides | Silver Plumegrass | Perennial | Grass/Grass-like | ||
Saccharum giganteum | Sugarcane Plumegrass, Giant Plumegrass | Perennial | Grass/Grass-like | Sun | Wet, Moist |
Sacciolepis striata | American Cupscale | Perennial | Grass/Grass-like | ||
Sagina nivalis | Snow Pearlwort | Biennial | Herb | ||
Sagina nodosa | Knotted Pearlwort | Perennial | Herb | ||
Sagina saginoides | Arctic Pearlwort | Biennial | Herb | Part-shade | |
Sagittaria calycina | Hooded Arrowhead | Perennial | Herb | ||
Sagittaria calycina var. spongiosa | Hooded Arrowhead | Perennial | Herb | ||
Sagittaria cuneata | Arumleaf Arrowhead, Narrowleaf Arrowhead | Perennial | Herb | Sun | Wet |
Sagittaria engelmanniana | Engelmann's Arrowhead | Perennial | Herb | ||
Sagittaria graminea | Grassy Arrowhead, Grass-leaf Arrowhead | Perennial | Herb | ||
Sagittaria lancifolia | Lanceleaf Arrowhead, Duck-potato, Bulltongue Arrowhead, Bull-tongue Arrowhead | Perennial | Herb | Sun | Wet |
Sagittaria latifolia | Broadleaf Arrowhead, Arrowhead, Duckroot, Duck-potato, Wapato | Perennial | Herb | Sun, Part-shade | Wet |
Sagittaria longiloba | Longbarb Arrowhead, Flecha De Agua, Long-lobe Arrowhead, Long-barb Arrowhead | Perennial | Herb | Part-shade | |
Sagittaria papillosa | Nipplebract Arrowhead | Perennial | Herb | ||
Sagittaria platyphylla | Delta Arrowhead | Perennial | Herb | Part-shade | Wet |
Sagittaria rigida | Sessilefruit Arrowhead | Perennial | Herb | ||
Salicornia bigelovii | Dwarf Saltwort | Annual | Herb | ||
Salicornia depressa | Virginia Glasswort, American Glasswort | Perennial | Herb | Sun | |
Salicornia maritima | Slender Grasswort, Slender Glasswort | Annual | Herb | ||
Salicornia rubra | Red Swampfire | Annual | Subshrub | Sun | |
Salix amygdaloides | Peachleaf Willow, Peach-leaf Willow, Almond-leaf Willow, Almond Willow, Peach Willow, Southwestern Peach Willow, Wright Willow, Wright Peachleaf Willow | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist |
Salix arbusculoides | Littletree Willow | Perennial | Tree | Shade, Part-shade | Moist |
Salix arctica | Arctic Willow | Perennial | Shrub | Sun | Moist |
Salix arctophila | Northern Willow | Perennial | Subshrub | ||
Salix bebbiana | Bebb Willow, Gray Willow, Long-beaked Willow | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist |
Salix bonplandiana | Bonpland Willow | Perennial | Tree | ||
Salix brachycarpa | Shortfruit Willow | Perennial | Shrub | Sun | Wet, Moist |
Salix candida | Sageleaf Willow, Sage Willow, Hoary Willow | Perennial | Shrub | Sun, Part-shade | Wet, Moist |
Salix caroliniana | Coastal Plain Willow | Perennial | Tree | Part-shade | |
Salix commutata | Undergreen Willow | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist |
Salix cordata | Heartleaf Willow | Perennial | Shrub | Sun | |
Salix discolor | Pussy Willow, Glaucous Willow | Perennial | Shrub | Sun | Moist |
Salix eriocephala | Missouri River Willow, Missouri Willow, Stiff Willow | Perennial | Shrub | Sun | Wet, Moist |
Salix exigua | Narrowleaf Willow, Narrow-leaf Willow, Sandbar Willow, Coyote Willow | Perennial | Shrub | Sun, Part-shade | Wet, Moist |
Salix geyeriana | Geyer Willow | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist, Dry |
Salix glauca | Grayleaf Willow | Perennial | Tree | Sun | Moist |
Salix gooddingii | Goodding's Willow, San Joaquin Willow | Perennial | Tree | Part-shade | |
Salix hookeriana | Dune Willow, Hooker Willow | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist |
Salix humilis | Prairie Willow | Perennial | Shrub | Sun | Wet, Dry |
Salix interior | Sandbar Willow, Sand-bar Willow | Perennial | Shrub, Tree | Sun, Shade, Part-shade | Wet, Moist, Dry |
Salix irrorata | Dewystem Willow | Perennial | Shrub | ||
Salix laevigata | Red Willow, Polished Willow | Perennial | Tree | Sun | |
Salix lasiolepis | Arroyo Willow | Perennial | Tree | ||
Salix lucida | Shining Willow | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist |
Salix lucida ssp. lasiandra | Pacific Willow | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist |
Salix lutea | Yellow Willow | Perennial | Tree | Sun | Moist |
Salix maccalliana | Mccalla's Willow | Perennial | Tree | Sun | Wet, Moist |
Salix myricoides | Bayberry Willow | Perennial | Tree | ||
Salix myrtillifolia | Blueberry Willow | Perennial | Tree | Sun | Wet, Moist |
Salix nigra | Black Willow, Gulf Black Willow, Swamp Willow, Sauz | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist |
Salix pedicellaris | Bog Willow | Perennial | Shrub | Sun | Wet, Moist |
Salix pellita | Satiny Willow | Perennial | Shrub, Tree | Shade, Part-shade | Moist |
Salix petiolaris | Meadow Willow | Perennial | Shrub, Tree | Sun | Wet, Moist |
Salix planifolia | Diamondleaf Willow | Perennial | Tree | Sun | Wet |
Salix prolixa | Mackenzie's Willow, Mackenzie Willow | Perennial | Tree | ||
Salix pseudomonticola | False Mountain Willow | Perennial | Shrub | Shade, Part-shade | Moist |
Salix pyrifolia | Balsam Willow | Perennial | Tree | Sun | Wet, Moist |
Salix reticulata | Netleaf Willow | Perennial | Subshrub | Shade, Part-shade | Moist |
Salix rotundifolia | Least Willow | Perennial | Subshrub | ||
Salix scouleriana | Scouler's Willow, Western Pussy Willow | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Salix sericea | Silky Willow | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist |
Salix serissima | Autumn Willow | Perennial | Tree | Sun | Wet |
Salix sessilifolia | Northwest Sandbar Willow, River Willow, Northwest Willow, Sandbar Willow, Longleaf Willow | Perennial | Tree | Part-shade | |
Salix sitchensis | Sitka Willow | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist |
Salix vestita | Rock Willow | Perennial | Shrub | Shade, Part-shade | Moist |
Salvia lycioides | Canyon Sage | Perennial | Herb | Part-shade | Dry |
Salvia lyrata | Lyreleaf Sage, Cancer Weed | Perennial | Herb | Sun, Shade, Part-shade | Moist, Dry |
Salvia pentstemonoides | Big Red Sage, Penstemon Sage | Perennial | Herb | Sun, Part-shade | Moist |
Sambucus racemosa | Red Elderberry | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist |
Samolus valerandi | Seaside Brookweed | Perennial | Herb | ||
Samolus valerandi ssp. parviflorus | Seaside Brookweed, Water Pimpernel, Thin-leaf Brookweed | Perennial | Herb | Part-shade | |
Sanguinaria canadensis | Bloodroot | Perennial | Herb | Shade, Part-shade | Wet, Moist |
Sanguisorba canadensis | Canadian Burnet, American Burnet | Perennial | Herb | Wet | |
Sanicula canadensis | Canadian Blacksnakeroot, Black Snakeroot | Biennial | Herb | ||
Sanicula marilandica | Maryland Sanicle | Perennial | Herb | ||
Sanicula odorata | Clustered Blacksnakeroot | Perennial | Herb | ||
Sapindus saponaria | Wingleaf Soapberry, Soapberry, Wild China Tree | Perennial | Tree | ||
Sarcobatus vermiculatus | Greasewood | Perennial | Shrub | Part-shade | |
Sarcocornia perennis | Chickenclaws, Perennial Glasswort | Perennial | Herb | ||
Sarracenia alata | Yellow Trumpets, Yellow Pitcher Plant, Yellow Trumpet, Flycatcher, Trumpet Pitcher Plant | Perennial | Herb | Wet | |
Sarracenia flava | Yellow Pitcherplant, Trumpets, Yellow Pitcher Plant | Perennial | Herb | ||
Sarracenia leucophylla | Crimson Pitcherplant, Crimson Pitcher-plant, Crimson Pitcher Plant | Perennial | Herb | ||
Sarracenia minor | Hooded Pitcherplant, Hooded Pitcher-plant, Hooded Pitcher Plant | Perennial | Herb | ||
Sarracenia oreophila | Green Pitcherplant, Green Pitcher Plant | Perennial | Herb | ||
Sarracenia psittacina | Parrot Pitcherplant, Parrot Pitcher Plant | Perennial | Herb | ||
Sarracenia purpurea | Purple Pitcherplant, Northern Pitcher-plant, Purple Pitcher Plant | Perennial | Herb | Sun | Wet, Moist |
Sarracenia rubra | Sweet Pitcherplant, Sweet Pitcher Plant | Perennial | Herb | ||
Sarracenia rubra ssp. alabamensis | Alabama Pitcherplant, Alabama Pitcher Plant | Perennial | Herb | ||
Sarracenia rubra ssp. jonesii | Jones' Pitcherplant, Jones' Pitcher Plant | Perennial | Herb | ||
Sassafras albidum | Sassafras, White Sassafras, Ague Tree, Cinnamon Wood, Mitten Tree, Saloop, Smelling Stick | Perennial | Tree | Sun, Shade, Part-shade | Moist |
Saururus cernuus | Lizard's Tail, Lizard Tail, Breastweed, Water Dragon | Perennial | Herb | Shade, Part-shade | Wet, Moist |
Saxifraga aizoides | Yellow Mountain Saxifrage | Perennial | Herb | ||
Saxifraga aprica | Sierra Saxifrage | Perennial | Herb | ||
Saxifraga caespitosa | Tufted Alpine Saxifrage | Perennial | Herb | Part-shade | Dry |
Saxifraga careyana | Golden Eye Saxifrage | Perennial | Herb | ||
Saxifraga mertensiana | Wood Saxifrage | Perennial | Herb | ||
Saxifraga micranthidifolia | Lettuceleaf Saxifrage, Mountain Lettuce | Perennial | Herb | ||
Saxifraga nivalis | Alpine Saxifrage | Perennial | Herb | ||
Saxifraga occidentalis | Alberta Saxifrage, Western Saxifrage | Perennial | Herb | ||
Saxifraga odontoloma | Brook Saxifrage | Perennial | Herb | ||
Saxifraga oppositifolia | Purple Mountain Saxifrage | Perennial | Herb | Part-shade | Dry |
Saxifraga oregana | Oregon Saxifrage | Perennial | Herb | ||
Saxifraga paniculata | White Mountain Saxifrage | Perennial | Herb | ||
Saxifraga pensylvanica | Eastern Swamp Saxifrage | Perennial | Herb | Part-shade | Wet |
Saxifraga rhomboidea | Diamondleaf Saxifrage, Diamond-leaf Saxifrage | Perennial | Herb | ||
Saxifraga rivularis | Weak Saxifrage | Perennial | Herb | ||
Saxifraga tricuspidata | Three Toothed Saxifrage | Perennial | Herb | Sun | Dry |
Saxifraga virginiensis var. virginiensis | Early Saxifrage | Perennial | Herb | ||
Scaevola plumieri | Gullfeed, Inkberry | Perennial | Shrub | Part-shade | |
Scheuchzeria palustris | Rannoch-rush | Perennial | Herb | Sun, Shade, Part-shade | Wet |
Schizachne purpurascens | False Melic, Purple Oatgrass, Schizachnã© Pourprã© | Perennial | Grass/Grass-like | ||
Schizachyrium scoparium | Little Bluestem, Popotillo Azul | Perennial | Grass/Grass-like | Sun, Part-shade | Dry |
Schizaea pusilla | Little Curlygrass Fern | Perennial | Herb, Fern | ||
Schoenolirion croceum | Yellow Sunnybell, Yellow Sunny-bell | Perennial | Herb | ||
Schoenoplectus acutus | Hardstem Bulrush, Tule | Perennial | Grass/Grass-like | ||
Schoenoplectus americanus | Chairmaker's Bulrush, Olney Three-square | Perennial | Grass/Grass-like | ||
Schoenoplectus californicus | California Bulrush, California Club-rush, Giant Bulrush | Perennial | Herb | Sun | |
Schoenoplectus pungens | Common Threesquare, Chairmaker's-rush, American Bulrush, Threesquare Bulrush, Sharp Clubrush | Perennial | Grass/Grass-like | ||
Schoenoplectus subterminalis | Swaying Bulrush | Perennial | Grass/Grass-like | ||
Schoenoplectus tabernaemontani | Softstem Bulrush, Soft-stem Club-rush, Great Bulrush | Perennial | Grass/Grass-like | Sun | Wet |
Schoenoplectus torreyi | Torrey's Bulrush | Perennial | Grass/Grass-like | ||
Schoenus nigricans | Black Bogrush, Black Bog-rush | Perennial | Grass/Grass-like | ||
Schwalbea americana | Chaffseed | Perennial | Herb | ||
Scirpus atrocinctus | Blackgirdle Bulrush | Perennial | Grass/Grass-like | ||
Scirpus atrovirens | Green Bulrush, Dark Green Bulrush | Perennial | Grass/Grass-like | Sun | Wet |
Scirpus cyperinus | Woolgrass, Cottongrass Bulrush, Marsh Bulrush, Teddybear Paws | Perennial | Grass/Grass-like | Sun | Wet |
Scirpus expansus | Woodland Bulrush | Perennial | Grass/Grass-like | ||
Scirpus georgianus | Georgia Bulrush | Perennial | Grass/Grass-like | Part-shade | |
Scirpus hattorianus | Mosquito Bulrush | Perennial | Grass/Grass-like | ||
Scirpus longii | Long's Bulrush | Perennial | Grass/Grass-like | Sun | Moist |
Scirpus microcarpus | Panicled Bulrush | Perennial | Grass/Grass-like | Sun | Wet |
Scirpus pedicellatus | Stalked Bulrush | Perennial | Grass/Grass-like | Sun | |
Scirpus pendulus | Rufous Bulrush | Perennial | Grass/Grass-like | Sun | Wet, Moist |
Scoparia dulcis | Licorice Weed, Bitterbroom, Riceweed, Sweetbroom, Licoriceweed | Annual, Perennial | Herb, Subshrub | Sun | |
Scrophularia californica | California Figwort | Perennial | Herb | ||
Scrophularia lanceolata | Lanceleaf Figwort, Hare Figwort | Perennial | Herb | ||
Scrophularia marilandica | Carpenter's Square, Maryland Figwort | Perennial | Herb, Subshrub | ||
Scutellaria floridana | Florida Skullcap | Perennial | Herb | ||
Scutellaria galericulata | Marsh Skullcap | Perennial | Herb | ||
Scutellaria integrifolia | Helmet-flower, Rough Skullcap, Common Large Skullcap, Tall Skullcap | Perennial | Herb | Sun | Wet |
Scutellaria lateriflora | Blue Skullcap | Perennial | Herb | ||
Scutellaria ovata | Heartleaf Skullcap, Heart-leaf Skullcap | Perennial | Herb | Shade, Part-shade | Moist |
Scutellaria parvula | Small Skullcap | Perennial | Herb | ||
Scutellaria siphocampyloides | Grayleaf Skullcap | Perennial | Herb | ||
Sedum pulchellum | Widowscross | Annual | Herb | Wet | |
Sedum ternatum | Woodland Stonecrop, Wild Stonecrop | Perennial | Herb | Part-shade | Moist |
Selenia dissecta | Texas Selenia | Annual | Herb | ||
Selenia grandis | Large Selenia | Annual | Herb | ||
Selenia jonesii | Jones' Selenia, Jones Selenia | Annual | Herb | ||
Senecio amplectens | Showy Alpine Ragwort, Showy Alpine Senecio, Showy Alpine Groundsel | Perennial | Herb | ||
Senecio congestus | Marsh Fleabane | Annual | Herb | ||
Senecio hydrophiloides | Tall Groundsel, Tall Ragwort, Tall Senecio | Biennial, Perennial | Herb | ||
Senecio integerrimus | Lambstongue Ragwort | Biennial | Herb | ||
Senecio lugens | Small Blacktip Ragwort | Perennial | Herb | ||
Senecio pseudoarnica | Seaside Ragwort, Seabeach Senecio | Perennial | Herb | Sun | |
Senecio serra | Tall Ragwort | Perennial | Herb, Subshrub | ||
Senecio triangularis | Arrowleaf Ragwort, Arrowleaf Groundsel | Perennial | Herb, Subshrub | Part-shade | |
Senna hebecarpa | American Senna, Wild Senna | Perennial | Herb | Sun, Part-shade | Moist |
Senna marilandica | Maryland Senna, Maryland Wild Senna, Southern Wild Senna, Wild Senna | Perennial | Herb | Sun | Moist |
Senna obtusifolia | Java-bean, Sicklepod | Annual | Herb | ||
Serenoa repens | Saw Palmetto | Perennial | Shrub | Part-shade | |
Sesbania drummondii | Rattlebush, Rattlebox, Poisonbean | Perennial | Shrub | ||
Sesbania herbacea | Coffeeweed, Bigpod Sesbania | Annual | Subshrub | ||
Sesbania vesicaria | Bagpod, Bladderpod | Annual | Herb, Subshrub | ||
Sesuvium maritimum | Slender Seapurslane | Annual | Herb | ||
Sesuvium portulacastrum | Shoreline Seapurslane, Sea Purslane, Cenicilla | Perennial | Vine | ||
Sesuvium verrucosum | Verrucose Seapurslane, Western Sea Purslane | Annual | Herb | ||
Setaria parviflora | Marsh Bristlegrass, Knotroot Bristlegrass | Perennial | Grass/Grass-like | Part-shade | Moist |
Shepherdia argentea | Silver Buffaloberry, Buffaloberry | Perennial | Shrub | Sun | Moist, Dry |
Shepherdia canadensis | Russet Buffaloberry, Rabbitberry | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Shortia galacifolia | Oconee Bells, Oconee-bells, Shortia | Perennial | Herb | Part-shade | |
Sibara virginica | Virginia Winged Rockcress | Annual | Herb | ||
Sibbaldia procumbens | Creeping Sibbaldia | Perennial | Subshrub | ||
Sibbaldiopsis tridentata | Shrubby Five-fingers | Perennial | Herb | Sun | |
Sicyos angulatus | One-seed Burr Cucumber, Star Cucumber | Annual | Vine | ||
Sida hermaphrodita | Virginia Fanpetals | Perennial | Herb | ||
Sida rhombifolia | Cuban Jute, Axocatzin | Annual | Herb, Subshrub | ||
Sida spinosa | Prickly Fanpetals | Annual | Subshrub | ||
Sidalcea calycosa | Annual Checkerbloom | Annual | Herb | ||
Sidalcea campestris | Meadow Checkerbloom | Perennial | Herb | ||
Sidalcea candida | White Checkerbloom | Perennial | Herb | ||
Sidalcea hendersonii | Henderson's Checkerbloom | Perennial | Herb | ||
Sidalcea malviflora | Dwarf Checkerbloom, Dwarf Checker-mallow, Checkerbloom | Perennial | Herb | Part-shade | Moist |
Sidalcea neomexicana | Salt Spring Checkerbloom, Rocky Mountain Checker-mallow, Prairie Mallow | Perennial | Herb | Sun | Wet |
Sidalcea oregana | Oregon Checkerbloom | Perennial | Subshrub | ||
Sidalcea reptans | Sierra Checkerbloom | Perennial | Herb | ||
Sideroxylon celastrinum | Saffron Plum, Coma Saffron Plum, La Coma, Coma, Milk Buckthorn, Tropical Buckthorn, Downward Plum, Antswood | Perennial | Tree | Part-shade | Dry |
Sideroxylon lanuginosum | Gum Bumelia, Gum Bully, Woollybucket Bumelia, Woolly Bumelia, Gum Woollybucket, Woolly Buckthorn, Chittamwood, Shittamwood, Gum Elastic, Coma, Black Haw | Perennial | Shrub, Tree | Sun, Part-shade | Dry |
Sideroxylon lycioides | Buckthorn Bumelia, Buckthorn Bully, Buckthorn, Smooth Bumelia, Ironwood | Perennial | Shrub, Tree | ||
Silene acaulis | Moss Campion, Cushion Pink | Perennial | Herb | Sun | |
Silene uralensis ssp. montana | Apetalous Catchfly | Perennial | Herb | ||
Silphium integrifolium | Wholeleaf Rosinweed, Entire-leaf Rosinweed | Perennial | Herb | Sun | |
Silphium perfoliatum | Cup Plant, Indian Cup | Perennial | Herb | Sun | Wet, Moist, Dry |
Silphium terebinthinaceum | Prairie Rosinweed, Prairie Dock | Perennial | Herb | Sun | Wet, Moist |
Sisyrinchium albidum | White Blue-eyed Grass | Perennial | Herb | ||
Sisyrinchium angustifolium | Narrowleaf Blue-eyed Grass, Narrow-leaf Blue-eyed-grass, Bermuda Blue-eyed Grass, Blue-eyed Grass | Perennial | Herb | Sun, Part-shade | Wet, Moist |
Sisyrinchium atlanticum | Eastern Blue-eyed Grass | Perennial | Herb | Sun | Wet |
Sisyrinchium bellum | Western Blue-eyed Grass, California Blue-eyed-grass | Perennial | Herb | Part-shade | |
Sisyrinchium biforme | Wiry Blue-eyed Grass | Perennial | Herb | ||
Sisyrinchium californicum | Golden Blue-eyed Grass | Perennial | Herb | Sun | Wet |
Sisyrinchium demissum | Stiff Blue-eyed Grass | Perennial | Herb | ||
Sisyrinchium fuscatum | Coastal Plain Blue-eyed Grass | Perennial | Herb | ||
Sisyrinchium idahoense | Idaho Blue-eyed Grass | Perennial | Herb | Shade | |
Sisyrinchium littorale | Alaska Blue-eyed Grass | Perennial | Herb | ||
Sisyrinchium minus | Dwarf Blue-eyed-grass, Pink-eyed-grass, Pink Blue-eyed-grass | Annual | Herb | Sun, Part-shade | Moist, Dry |
Sisyrinchium montanum | Strict Blue-eyed Grass, Mountain Blue-eyed Grass, Common Blue-eyed Grass | Perennial | Herb | Sun, Shade, Part-shade | Moist, Dry |
Sisyrinchium montanum var. montanum | Strict Blue-eyed Grass | Perennial | Herb | ||
Sisyrinchium mucronatum | Needletip Blue-eyed Grass | Perennial | Herb | Moist | |
Sisyrinchium rosulatum | Annual Blue-eyed Grass | Annual | Herb | ||
Sisyrinchium sagittiferum | Spearbract Blue-eyed Grass, Blue-eyed Grass | Perennial | Herb | Part-shade | Dry |
Sium suave | Hemlock Waterparsnip, Water Parsnip | Perennial | Herb | Wet, Moist | |
Smilax bona-nox | Sawbriar, Saw Greenbriar, Catbriar, Bullbriar, Stretchberry Vine | Perennial | Vine | Shade | Moist, Dry |
Smilax herbacea | Smooth Carrionflower, Carrionflower | Perennial | Vine | Part-shade | Moist |
Smilax laurifolia | Laurel Greenbriar | Perennial | Vine | Part-shade | Wet |
Smilax pumila | Sarsaparilla Vine, Wild Sarsaparilla, Dwarf Smilax, Dwarf Greenbriar | Perennial | Vine | Part-shade | Dry |
Smilax rotundifolia | Roundleaf Greenbriar, Common Greenbriar | Perennial | Shrub, Vine | Sun, Shade, Part-shade | Moist |
Smilax smallii | Lance-leaf Greenbriar, Southern Smilax, Jacksonvine, Jacksonbriar | Perennial | Vine | Sun, Part-shade | Moist |
Smilax tamnoides | Bristly Greenbriar | Perennial | Shrub, Vine | ||
Smilax walteri | Coral Greenbriar | Perennial | Vine | ||
Solanum americanum | American Black Nightshade | Annual | Subshrub | ||
Solanum campechiense | Redberry Nightshade | Annual | Herb, Subshrub | ||
Solanum carolinense | Carolina Horsenettle, Carolina Horse-nettle | Perennial | Herb | ||
Solanum douglasii | Greenspot Nightshade, Douglas' Nightshade | Perennial | Subshrub | ||
Solanum erianthum | Potatotree, Potato Tree | Perennial | Tree | ||
Solanum ptycanthum | Eastern Black Nightshade, West Indian Nightshade, Common Nightshade, Black Nightshade | Annual | Herb | ||
Solidago altissima | Tall Goldenrod, Late Goldenrod, Canadian Goldenrod, Canada Goldenrod | Perennial | Herb | Sun, Part-shade | Moist |
Solidago caesia | Wreath Goldenrod, Blue-stemmed Goldenrod, Bluestem Goldenrod | Perennial | Herb | Sun, Part-shade | Dry |
Solidago canadensis | Canada Goldenrod, Canadian Goldenrod, Tall Goldenrod, Giant Goldenrod | Perennial | Herb | Sun, Part-shade | Moist, Dry |
Solidago canadensis var. lepida | Western Canada Goldenrod | Perennial | Herb | ||
Solidago canadensis var. salebrosa | Salebrosa Goldenrod | Perennial | Herb | Sun | Moist, Dry |
Solidago fistulosa | Pine Barren Goldenrod, Hollow Goldenrod | Perennial | Herb | Shade | |
Solidago flexicaulis | Zigzag Goldenrod, Broadleaf Goldenrod | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Solidago gigantea | Giant Goldenrod, Smooth Goldenrod, Tall Goldenrod, Late Goldenrod, Early Goldenrod | Perennial | Herb | Part-shade | |
Solidago latissimifolia | Elliott's Goldenrod | Perennial | Herb | ||
Solidago multiradiata | Rocky Mountain Goldenrod, Northern Goldenrod, Alpine Goldenrod | Perennial | Herb | Part-shade | Dry |
Solidago patula | Roundleaf Goldenrod | Perennial | Herb | Sun, Shade, Part-shade | Wet, Moist |
Solidago puberula | Downy Goldenrod | Perennial | Herb | ||
Solidago rugosa | Wrinkleleaf Goldenrod, Wrinkle-leaf Goldenrod, Rough-leaved Goldenrod, Roughleaf Goldenrod, Rough-stemmed Goldenrod, Roughstem Goldenrod | Perennial | Herb | Sun | Wet |
Solidago sempervirens | Seaside Goldenrod | Perennial | Herb | Sun | Moist |
Solidago simplex | Mt. Albert Goldenrod, Narrow Goldenrod | Perennial | Herb | ||
Solidago simplex var. spathulata | Mt. Albert Goldenrod | Perennial | Herb, Subshrub | ||
Solidago uliginosa | Bog Goldenrod | Perennial | Herb | ||
Solidago ×asperula | Goldenrod | Perennial | Herb | ||
Sophora tomentosa | Yellow Necklacepod, Yellow Sophora, Necklace Pod, Tambalisa | Perennial | Shrub | Part-shade | Dry |
Sorbus americana | American Mountain Ash, American Mountain-ash | Perennial | Tree | Sun, Shade, Part-shade | Moist, Dry |
Sorbus decora | Northern Mountain Ash, Northern Mountain-ash, Showy Mountain-ash | Perennial | Tree | Shade, Part-shade | Moist |
Sorbus scopulina | Greene's Mountain Ash, Cascade Mountain-ash, Western Mountain-ash | Perennial | Shrub | Sun, Shade, Part-shade | Moist |
Sorbus sitchensis | Western Mountain Ash, Sitka Mountain-ash | Perennial | Shrub | Sun, Shade, Part-shade | Moist |
Sorghastrum nutans | Indiangrass, Yellow Indiangrass, Indian Grass | Perennial | Grass/Grass-like | Sun, Shade, Part-shade | Moist, Dry |
Sparganium americanum | American Bur-reed | Perennial | Herb | Part-shade | Wet |
Sparganium androcladum | Branched Bur-reed | Perennial | Herb | ||
Sparganium angustifolium | Narrowleaf Bur-reed | Perennial | Herb | ||
Sparganium eurycarpum | Broadfruit Bur-reed, Giant Bur-reed, Great Bur-reed | Perennial | Herb | Part-shade | |
Sparganium fluctuans | Floating Bur-reed | Perennial | Herb | ||
Sparganium hyperboreum | Northern Bur-reed | Perennial | Herb | ||
Sparganium natans | Small Bur-reed | Perennial | Herb | ||
Spartina alterniflora | Saltmarsh Cordgrass, Saltwater Cordgrass, Salt Cordgrass, Smooth Cordgrass | Perennial | Grass/Grass-like | Sun | Wet |
Spartina cynosuroides | Big Cordgrass | Perennial | Herb | Sun | Wet |
Spartina gracilis | Alkali Cordgrass | Perennial | Grass/Grass-like | ||
Spartina patens | Saltmeadow Cordgrass, Salt-meadow Cordgrass, Marsh-hay Cordgrass | Perennial | Grass/Grass-like | Sun | Wet |
Spartina pectinata | Prairie Cordgrass, Freshwater Cordgrass, Sloughgrass | Perennial | Grass/Grass-like | Sun | Wet |
Spartina spartinae | Gulf Cordgrass | Perennial | Grass/Grass-like | Sun | Wet |
Spergularia canadensis | Canadian Sandspurry | Annual | Herb | ||
Spergularia salina | Salt Sandspurry | Annual | Herb | ||
Spermolepis divaricata | Roughfruit Scaleseed | Annual | Herb | ||
Sphenopholis intermedia | Slender Wedgescale | Perennial | Grass/Grass-like | ||
Sphenopholis obtusata | Prairie Wedgescale | Annual | Grass/Grass-like | Part-shade | |
Sphenosciadium capitellatum | Woollyhead Parsnip, Swamp Whiteheads | Perennial | Herb | ||
Spigelia loganioides | Florida Pinkroot, Florida Pink Root, Levy Pinkroot | Annual | Herb | ||
Spiraea alba | White Meadowsweet | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist |
Spiraea alba var. latifolia | White Meadowsweet, Meadowsweet | Perennial | Shrub | Sun | Moist |
Spiraea betulifolia | White Spirea | Perennial | Shrub | Part-shade | |
Spiraea douglasii | Rose Spirea, Western Spiraea, Hardhack Spiraea | Perennial | Shrub | Part-shade | Moist |
Spiraea stevenii | Beauverd Spirea, Alaska Spiraea | Perennial | Shrub | Part-shade | Moist |
Spiraea tomentosa | Steeplebush | Perennial | Shrub | Sun, Shade, Part-shade | Moist |
Spiraea virginiana | Virginia Meadowsweet | Perennial | Shrub | ||
Spiranthes cernua | Nodding Ladies'-tresses, Ladies'-tresses, Nodding Lady's Tresses | Perennial | Herb | Sun | Moist |
Spiranthes lacera | Northern Slender Ladies'-tresses, Slender Ladies'-tresses, Slender Lady's Tresses | Perennial | Herb | ||
Spiranthes laciniata | Lace-lip Ladies'-tresses, Lace-lip Lady's Tresses | Perennial | Herb | ||
Spiranthes longilabris | Giant-spiral Ladies'-tresses, Giant Spiral Lady's Tresses | Perennial | Herb | ||
Spiranthes lucida | Shining Ladies'-tresses, Shining Lady's Tresses | Perennial | Herb | ||
Spiranthes magnicamporum | Great Plains Ladies'-tresses, Great Plains Lady's Tresses | Perennial | Herb | ||
Spiranthes odorata | Marsh Ladies'-tresses, Fragrant Ladies'-tresses, Marsh Lady's Tresses | Perennial | Herb | ||
Spiranthes ovalis | October Ladies'-tresses, October Lady's Tresses | Perennial | Herb | ||
Spiranthes praecox | Greenvein Ladies'-tresses, Greenvein Lady's Tresses | Perennial | Herb | ||
Spiranthes romanzoffiana | Hooded Ladies'-tresses, Hooded Lady's Tresses | Perennial | Herb | Part-shade | |
Spiranthes torta | Southern Ladies'-tresses, Southern Lady's Tresses | Perennial | Herb | ||
Spiranthes tuberosa | Little Ladies'-tresses, Little Lady's Tresses | Perennial | Herb | ||
Spiranthes vernalis | Spring Ladies'-tresses, Spring Lady's Tresses | Perennial | Herb | ||
Spirodela polyrrhiza | Common Duckmeat, Giant Duckweed | Perennial | Herb | ||
Sporobolus airoides | Alkali Sacaton, Zacate Alcalino | Perennial | Grass/Grass-like | Part-shade | Moist |
Sporobolus cryptandrus | Sand Dropseed | Perennial | Grass/Grass-like | Sun, Part-shade | Dry |
Sporobolus flexuosus | Mesa Dropseed | Perennial | Grass/Grass-like | Sun | Dry |
Sporobolus giganteus | Giant Dropseed | Perennial | Grass/Grass-like | Sun | Dry |
Sporobolus heterolepis | Prairie Dropseed | Perennial | Grass/Grass-like | Sun | Dry |
Sporobolus wrightii | Big Sacaton, Sacaton, Alkali Sacaton | Perennial | Grass/Grass-like | Sun | Wet |
Stachys albens | Whitestem Hedgenettle | Perennial | Herb | ||
Stachys chamissonis | Coastal Hedgenettle | Perennial | Herb | ||
Stachys clingmanii | Clingman's Hedgenettle | Annual | Herb | ||
Stachys coccinea | Scarlet Betony, Texas Betony, Scarlet Hedgenettle, Scarlet Hedge-nettle | Perennial | Herb | Part-shade | Moist |
Stachys cordata | Heartleaf Hedgenettle | Perennial | Herb | ||
Stachys crenata | Mousesear, Shade Betony, Mouse's Ear | Annual | Herb | ||
Stachys floridana | Florida Hedgenettle, Florida Betony | Perennial | Herb | ||
Stachys palustris | Marsh Hedgenettle | Perennial | Herb | Part-shade | |
Stachys pilosa | Hairy Hedgenettle | Perennial | Herb | ||
Stachys pycnantha | Shortspike Hedgenettle | Perennial | Herb | ||
Stachys tenuifolia | Smooth Hedgenettle, Slender Betony | Perennial | Herb | Part-shade | Wet |
Staphylea trifolia | American Bladdernut | Perennial | Shrub | Shade | Moist |
Steinchisma hians | Gaping Grass | Perennial | Grass/Grass-like | ||
Stellaria alsine | Bog Chickweed, Bog Stitchwort | Annual | Herb | ||
Stellaria borealis | Boreal Starwort | Perennial | Herb | ||
Stellaria calycantha | Northern Starwort | Annual | Herb | ||
Stellaria crassifolia | Fleshy Starwort | Perennial | Herb | ||
Stellaria humifusa | Saltmarsh Starwort | Perennial | Herb | ||
Stellaria longifolia | Longleaf Starwort | Perennial | Herb | Part-shade | |
Stellaria longipes | Longstalk Starwort | Perennial | Herb | Part-shade | |
Stenanthium densum | Osceola's Plume | Perennial | Herb | ||
Stenanthium gramineum | Eastern Featherbells, Featherbells | Perennial | Herb | ||
Stenanthium occidentale | Western Featherbells, Western Stenanthium | Perennial | Herb | ||
Stokesia laevis | Stokes Aster | Perennial | Herb | Sun, Part-shade | Moist |
Streptopus amplexifolius | Claspleaf Twistedstalk, Claspleaf Twisted-stalk, White Mandarin | Perennial | Herb | ||
Streptopus lanceolatus | Twistedstalk, Rosy Twisted-stalk | Perennial | Herb | ||
Strophostyles helvola | Trailing Fuzzybean, Amberique-bean, Trailing Wild Bean, Trailing Fuzzy Bean | Annual | Vine | Sun | |
Strophostyles umbellata | Pink Fuzzybean | Perennial | Vine | ||
Stuckenia pectinata | Sago Pondweed | Perennial | Herb | Sun | |
Stuckenia vaginata | Sheathed Pondweed | Perennial | Herb | ||
Stylisma pickeringii | Pickering's Dawnflower | Perennial | Vine | ||
Styrax americanus | American Snowbell, American Snowbells, American Silverbells, Big-leaf Snowbell, Storax | Perennial | Tree | Part-shade | Wet |
Styrax grandifolius | Bigleaf Snowbell, Bigleaf Storax, Coast Snowbell | Perennial | Tree | ||
Styrax platanifolius | Sycamore-leaf Snowbell | Perennial | Shrub | Part-shade | Moist |
Suaeda calceoliformis | Pursh Seepweed | Annual | Herb, Subshrub | ||
Suaeda maritima | Herbaceous Seepweed | Perennial | Herb, Subshrub | ||
Subularia aquatica | Water Awlwort | Annual | Herb | ||
Suksdorfia violacea | Violet Suksdorfia | Perennial | Herb | ||
Suriana maritima | Bay Cedar, Bay-cedar | Perennial | Shrub, Tree | ||
Swertia perennis | Felwort, Star Gentian | Perennial | Herb | ||
Swietenia mahagoni | West Indian Mahogany | Perennial | Tree | Sun | |
Symphoricarpos albus | Common Snowberry | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Symphoricarpos mollis | Creeping Snowberry | Perennial | Subshrub | Dry | |
Symphoricarpos occidentalis | Western Snowberry, Wolfberry | Perennial | Shrub | Sun | Dry |
Symphoricarpos orbiculatus | Coralberry, Indian Currant, Buckbrush | Perennial | Shrub | Shade, Part-shade | Moist, Dry |
Symphyotrichum ascendens | Western Aster, Western American-aster, Purple Aster, Pacific Aster | Perennial | Herb | Sun | Moist |
Symphyotrichum boreale | Northern Bog Aster | Perennial | Herb | ||
Symphyotrichum chilense | Pacific Aster, Common California Aster | Perennial | Herb | ||
Symphyotrichum ciliatum | Rayless Alkali Aster, Alkali American-aster, Rayless Aster | Annual | Herb | Sun | Moist |
Symphyotrichum divaricatum | Southern Annual Saltmarsh Aster, Lawn American-aster, White Wood Aster, Saltmarsh Aster, Slender Aster | Annual | Herb | Part-shade | Moist |
Symphyotrichum dumosum | Rice Button Aster, White Bushy Aster | Perennial | Herb | ||
Symphyotrichum elliottii | Marsh American-aster | Perennial | Herb, Subshrub | ||
Symphyotrichum ericoides | White Heath Aster, Heath Aster | Perennial | Herb | Sun | Dry |
Symphyotrichum foliaceum | Alpine Leafy-bract Aster, Leafy Aster | Perennial | Herb | ||
Symphyotrichum laeve | Smooth Blue Aster | Perennial | Herb | Sun | Dry |
Symphyotrichum lanceolatum | Whitepanicle Aster, Panicled Aster, Lanceleaf Aster, White Panicle Aster | Perennial | Herb | ||
Symphyotrichum lateriflorum | Calico Aster | Perennial | Herb | Sun | |
Symphyotrichum novae-angliae | New England Aster, New England American-aster | Perennial | Herb | Part-shade | Moist |
Symphyotrichum novi-belgii | New York Aster | Perennial | Herb | ||
Symphyotrichum ontarionis | Ontario Aster, Bottomland Aster | Perennial | Herb | ||
Symphyotrichum pilosum | Hairy White Oldfield Aster | Perennial | Herb | ||
Symphyotrichum praealtum | Willowleaf Aster | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Symphyotrichum prenanthoides | Crookedstem Aster, Crooked-stem Aster | Perennial | Herb | Shade, Part-shade | |
Symphyotrichum puniceum | Purplestem Aster, Purple-stemmed Aster | Perennial | Herb | Sun | Wet, Moist |
Symphyotrichum racemosum | Smooth White Oldfield Aster, Small-flower White Aster | Perennial | Herb | ||
Symphyotrichum spathulatum | Western Mountain Aster, Western Aster, Mountain Aster | Perennial | Herb | ||
Symphyotrichum subspicatum | Douglas Aster | Perennial | Herb | ||
Symphyotrichum subulatum | Eastern Annual Saltmarsh Aster, Baby's Breath Aster, Annual Aster, Blackland Aster, Hierba Del Marrano | Annual, Biennial | Herb | Shade, Part-shade | Moist |
Symphyotrichum tenuifolium | Perennial Saltmarsh Aster, Saltmarsh Aster | Perennial | Herb | ||
Symphyotrichum tradescantii | Shore Aster | Perennial | Herb | ||
Symplocarpus foetidus | Skunk Cabbage, Skunk-cabbage | Perennial | Herb | Shade | Wet |
Symplocos tinctoria | Horse Sugar, Common Sweetleaf, Sweetleaf, Yellowwood, Wild Laurel | Perennial | Tree | Part-shade | Wet |
Syngonanthus flavidulus | Yellow Hatpins | Perennial | Herb | ||
Taraxacum officinale ssp. ceratophorum | Common Dandelion | Perennial | Herb | ||
Tauschia texana | Texas Umbrellawort | Perennial | Herb | ||
Taxodium ascendens | Pond Cypress | Perennial | Tree | Sun | Moist |
Taxodium distichum | Bald Cypress, Baldcypress, Common Bald Cypress, Southern Bald Cypress, Deciduous Cypress, Southern Cypress, Swamp Cypress, Red Cypress, White Cypress, Yellow Cypress, Gulf Cypress, Tidewater Red Cypress | Perennial | Tree | Sun, Part-shade | Moist |
Taxus brevifolia | Pacific Yew, Western Yew | Perennial | Tree | Sun, Shade, Part-shade | Moist, Dry |
Taxus canadensis | Canada Yew, American Yew | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Tecoma stans | Yellow Bells, Yellowbells, Esperanza, Yellow Trumpetbush, Yellow Trumpetflower, Trumpetbush, Trumpetflower, Yellow Elder, Hardy Yellow Trumpet, Yellow Trumpet Bush | Perennial | Shrub | Sun, Part-shade | Dry |
Tellima grandiflora | Bigflower Tellima, Fragrant Fringecup | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Tephrosia hispidula | Sprawling Hoarypea | Perennial | Herb | ||
Teucrium canadense | American Germander, Canada Germander, Canadian Germander, Germander, Hairy Germander, Wood Sage | Perennial | Herb | Part-shade | Moist |
Teucrium cubense | Small Coastal Germander, Coast Germander | Perennial | Herb | Sun | Dry |
Thalia dealbata | Powdery Alligator-flag, Powdery Thalia, Water Canna | Perennial | Herb | Part-shade | Wet |
Thalia geniculata | Bent Alligator-flag, Arrow Root | Perennial | Herb | Part-shade | |
Thalictrum clavatum | Mountain Meadow-rue, Lady-rue | Perennial | Herb | ||
Thalictrum coriaceum | Maid Of The Mist | Perennial | Herb | ||
Thalictrum dasycarpum | Purple Meadow-rue, Tall Meadow-rue, Meadow Rue | Perennial | Herb | Part-shade | Wet, Moist |
Thalictrum dioicum | Early Meadow-rue | Perennial | Herb | Part-shade | Moist |
Thalictrum fendleri | Fendler's Meadow-rue | Perennial | Herb | ||
Thalictrum occidentale | Western Meadow-rue | Perennial | Herb | ||
Thalictrum pubescens | King Of The Meadow, King-of-the-meadow, Tall Meadow Rue | Perennial | Herb | Part-shade | Moist |
Thalictrum revolutum | Waxyleaf Meadow-rue | Perennial | Herb | Shade, Part-shade | Wet, Moist |
Thalictrum sparsiflorum | Fewflower Meadow-rue | Perennial | Herb | ||
Thalictrum thalictroides | Rue Anemone, Rue-anemone | Perennial | Herb | Part-shade | Moist |
Thalictrum venulosum | Veiny Meadow-rue | Perennial | Herb | Shade | Dry |
Thaspium barbinode | Hairy-jointed Meadowparsnip | Perennial | Herb | ||
Thelypteris kunthii | Wood Fern, River Fern, Southern Shield Fern, Kunth's Maiden Fern, Normal Shield Fern | Perennial | Fern | Shade, Part-shade | Moist |
Thelypteris noveboracensis | New York Fern, Tapering Fern | Perennial | Fern | Shade, Part-shade | Moist |
Thelypteris palustris | Eastern Marsh Fern, Marsh Fern | Perennial | Herb, Fern | Sun | Wet |
Thelypteris simulata | Bog Fern, Massachusetts Fern | Perennial | Herb, Fern | Part-shade | Wet |
Thermopsis divaricarpa | Spreadfruit Goldenbanner | Perennial | Herb | ||
Thermopsis montana | Mountain Goldenbanner, Montane Golden-banner, Golden Pea, Buckbean | Perennial | Herb | Sun | |
Thermopsis rhombifolia | Prairie Thermopsis, Prairie Goldenbean | Perennial | Herb | Sun | Dry |
Thuja occidentalis | Arborvitae, Eastern Arborvitae, Northern White Cedar | Perennial | Tree | Sun, Shade, Part-shade | Moist, Dry |
Thuja plicata | Western Red Cedar, Western Arborvitae, Canoe Cedar | Perennial | Tree | Shade, Part-shade | Wet, Moist |
Tiarella cordifolia | Heartleaf Foamflower, Heart-leaf Foamflower | Perennial | Herb | Shade | Moist |
Tiarella trifoliata | Threeleaf Foamflower, Three-leaved Foamflower, Western Foamflower | Perennial | Herb | ||
Tilia americana | American Basswood, American Linden, Lime Tree, Bee Tree | Perennial | Tree | Sun, Shade, Part-shade | Moist, Dry |
Tillandsia usneoides | Spanish Moss | Perennial | Herb | Shade | |
Tipularia discolor | Crippled Cranefly | Perennial | Herb | ||
Tofieldia coccinea | Northern Asphodel | Perennial | Herb | ||
Tofieldia pusilla | Scotch False Asphodel | Perennial | Herb | Sun | Dry |
Tolmiea menziesii | Youth On Age, Piggyback-plant, Youth-on-age, Thousand Mothers | Perennial | Herb | Shade | Moist |
Torreyochloa pallida | Pale False Mannagrass | Perennial | Grass/Grass-like | ||
Toxicodendron diversilobum | Pacific Poison Oak, Western Poison Oak | Perennial | Shrub, Vine | ||
Toxicodendron pubescens | Atlantic Poison Oak | Perennial | Subshrub | ||
Toxicodendron radicans | Eastern Poison Ivy, Poison Ivy | Perennial | Shrub, Vine | Shade, Part-shade | Moist |
Toxicodendron radicans ssp. radicans | Eastern Poison Ivy | Perennial | Shrub | ||
Toxicodendron rydbergii | Western Poison Ivy | Perennial | Herb, Subshrub, Shrub, Vine | Sun, Shade, Part-shade | Moist, Dry |
Toxicodendron vernix | Poison Sumac | Perennial | Tree | Shade, Part-shade | Wet, Moist |
Tradescantia bracteata | Bracted Spiderwort, Long-bract Spiderwort | Perennial | Herb | Part-shade | Moist |
Tradescantia edwardsiana | Plateau Spiderwort, Edwards' Spiderwort | Perennial | Herb | Part-shade | |
Tradescantia occidentalis | Prairie Spiderwort, Western Spiderwort, Spiderwort | Perennial | Herb | Sun, Part-shade | Dry |
Tradescantia ohiensis | Ohio Spiderwort, Bluejacket | Perennial | Herb | Part-shade | Dry |
Tradescantia virginiana | Virginia Spiderwort, Spider Lily | Perennial | Herb | Sun, Shade, Part-shade | Moist, Dry |
Trautvetteria caroliniensis | Carolina Bugbane | Perennial | Herb | ||
Trepocarpus aethusae | Whitenymph | Annual | Herb | ||
Triadenum fraseri | Fraser's Marsh St. Johnswort | Perennial | Herb | ||
Triadenum virginicum | Virginia Marsh St. Johnswort | Perennial | Herb | ||
Triadenum walteri | Greater Marsh St. Johnswort | Perennial | Herb | ||
Triantha glutinosa | Sticky Tofieldia, False Asphodel | Perennial | Herb | ||
Triantha racemosa | Coastal False Asphodel | Perennial | Herb | ||
Trianthema portulacastrum | Desert Horse-purslane, Horse-purslane, Black-pigweed, Giant-pigweed | Annual | Herb | Sun, Part-shade | Moist |
Trichloris crinita | Two-flowered Trichloris, False Rhodes Grass | Perennial | Grass/Grass-like | Part-shade | |
Trichocoronis rivularis | Rio Grande Bugheal | Annual | Herb | ||
Trichophorum alpinum | Alpine Bulrush | Perennial | Grass/Grass-like | Sun | Wet |
Trichophorum clintonii | Clinton's Bulrush | Perennial | Grass/Grass-like | ||
Trichostema dichotomum | Forked Bluecurls, Blue Curls | Annual | Herb | Shade, Part-shade | Dry |
Trichostema lanceolatum | Vinegarweed, Vinegar Weed | Annual | Herb | ||
Tridens albescens | White Tridens, White Top | Perennial | Grass/Grass-like | Part-shade | Moist |
Tridens flavus | Purpletop Tridens, Redtop Tridens, Tall Redtop Tridens, Purpletop, Redtop, Tall Redtop | Perennial | Grass/Grass-like | Part-shade | Dry |
Tridens muticus | Slim Tridens | Perennial | Grass/Grass-like | ||
Tridens strictus | Longspike Tridens | Perennial | Grass/Grass-like | ||
Trientalis borealis | Starflower | Perennial | Herb | Shade | Moist |
Trientalis borealis ssp. latifolia | Broadleaf Starflower, Maystar, Starflower, Indian Potato | Perennial | Herb | Shade | |
Trifolium fucatum | Bull Clover | Annual | Herb | ||
Trifolium kingii | King's Clover | Perennial | Herb | ||
Trifolium macrocephalum | Largehead Clover, Big-head Clover | Perennial | Herb | Part-shade | |
Trifolium nanum | Dwarf Clover | Perennial | Subshrub | ||
Trifolium parryi | Parry's Clover | Perennial | Subshrub | ||
Trifolium willdenovii | Tomcat Clover | Annual | Herb | ||
Trifolium wormskioldii | Cows Clover, Cow Clover | Annual | Herb | Part-shade | |
Triglochin gaspensis | Gaspe Peninsula Arrowgrass | Perennial | Grass/Grass-like | ||
Triglochin maritima | Seaside Arrowgrass | Perennial | Grass/Grass-like | Sun | Wet |
Triglochin palustris | Marsh Arrowgrass | Perennial | Grass/Grass-like | ||
Trillium cernuum | Whip-poor-will Flower, Nodding Trillium, Nodding Wakerobin | Perennial | Herb | Shade | Moist |
Trillium erectum | Red Trillium, Red Wakerobin, Stinking Benjamin, Wet Dog Trillium, Wet Dog Wakerobin, Purple Trillium, Purple Wakerobin | Perennial | Herb | Part-shade | Moist |
Trillium flexipes | Nodding Wakerobin, Nodding Trillium, Bent Trillium, Bent Wakerobin | Perennial | Herb | Sun, Shade, Part-shade | Dry |
Trillium ovatum | Pacific Trillium, Pacific Wake-robin, Western Trillium, Western Wake-robin, Coast Trillium, Coast Wake-robin | Perennial | Herb | Shade, Part-shade | Wet, Moist |
Trillium pusillum | Dwarf Wakerobin, Dwarf Trillium | Perennial | Herb | ||
Trillium recurvatum | Prairie Trillium, Prairie Wake-robin, Bloody Butcher | Perennial | Herb | ||
Trillium sessile | Toadshade, Red Trillium, Red Wake-robin, Sessile Trillium, Sessile Wake-robin, Yellow Trillium, Yellow Wake-robin | Perennial | Herb | Shade | Moist |
Trillium undulatum | Painted Trillium, Painted Wakerobin | Perennial | Herb | Sun, Shade | Moist |
Triodanis perfoliata | Clasping Venus's Looking-glass | Annual | Herb | Shade | Dry |
Triosteum angustifolium | Yellow-fruit Horse-gentian, Narrow-leaved Horse-gentian, Narrowleaf Horse-gentian | Perennial | Herb | ||
Triphora trianthophoros | Threebirds, Three-birds Orchid | Perennial | Herb | Shade | Moist |
Tripsacum dactyloides | Eastern Gamagrass, Fakahatchee Grass | Perennial | Grass/Grass-like | Part-shade | Moist |
Trisetum melicoides | Purple False Oat | Perennial | Grass/Grass-like | ||
Trisetum spicatum | Spike Trisetum, Narrow False Oat | Perennial | Grass/Grass-like | Sun | Moist |
Triteleia hyacinthina | White Brodiaea | Perennial | Herb | ||
Triteleia ixioides | Prettyface | Perennial | Herb | ||
Trollius laxus | American Globeflower | Perennial | Herb | Part-shade | Wet |
Tsuga canadensis | Eastern Hemlock | Perennial | Tree | Shade, Part-shade | Moist |
Tsuga heterophylla | Western Hemlock | Perennial | Tree | Sun, Shade, Part-shade | Wet, Moist |
Tsuga mertensiana | Mountain Hemlock | Perennial | Tree | Sun, Shade, Part-shade | Moist |
Typha domingensis | Southern Cattail | Perennial | Herb | ||
Typha latifolia | Broadleaf Cattail, Common Cattail | Perennial | Grass/Grass-like | Sun, Part-shade | Wet |
Ulmus alata | Winged Elm, Wahoo Elm, Cork Elm, Witch Elm | Perennial | Tree | Part-shade | Dry |
Ulmus americana | American Elm, White Elm, Soft Elm, Water Elm, Common Elm | Perennial | Tree | Sun, Part-shade | Moist |
Ulmus crassifolia | Cedar Elm, Fall Elm, Basket Elm, Scrub Elm, Lime Elm, Texas Elm, Southern Rock Elm, Olmo | Perennial | Tree | Part-shade | Moist |
Ulmus rubra | Slippery Elm, Red Elm, Gray Elm, Soft Elm | Perennial | Tree | Sun, Part-shade | Moist |
Ulmus serotina | September Elm, Red Elm | Perennial | Tree | ||
Ulmus thomasii | Rock Elm, Cork Elm | Perennial | Tree | Sun, Shade, Part-shade | Moist, Dry |
Umbellularia californica | California Laurel, California Bay, Oregon Myrtle, Pepperwood | Perennial | Tree | Part-shade | Moist |
Uniola paniculata | Sea Oats, Seaoats | Perennial | Grass/Grass-like | Sun | |
Urochloa fusca | Browntop Signalgrass | Annual, Perennial | Grass/Grass-like | ||
Urtica chamaedryoides | Heart-leaf Stinging Nettle, Heart-leaf Nettle, Stinging Nettle | Annual | Herb | ||
Urtica dioica | Stinging Nettle | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Utricularia cornuta | Horned Bladderwort | Annual | Herb | Wet | |
Utricularia geminiscapa | Hiddenfruit Bladderwort | Annual, Perennial | Herb | ||
Utricularia gibba | Humped Bladderwort, Bladderwort, Conespur Bladderpod | Perennial | Herb | Sun | Wet |
Utricularia inflata | Swollen Bladderwort, Floating Bladderwort | Perennial | Herb | ||
Utricularia intermedia | Flatleaf Bladderwort, Mountain Bladderwort | Annual | Herb | ||
Utricularia macrorhiza | Common Bladderwort | Perennial | Herb | Sun | Wet |
Utricularia minor | Lesser Bladderwort | Perennial | Herb | Sun | |
Utricularia ochroleuca | Yellowish White Bladderwort, Dwarf Bladderwort | Perennial | Herb | ||
Utricularia purpurea | Eastern Purple Bladderwort | Annual | Herb | ||
Utricularia radiata | Little Floating Bladderwort, Floating Bladderwort | Annual | Herb | Wet | |
Utricularia resupinata | Lavender Bladderwort | Annual | Herb | ||
Utricularia subulata | Zigzag Bladderwort | Annual | Herb | ||
Uvularia perfoliata | Perfoliate Bellwort, Mealy Bellwort, Merrybells | Perennial | Herb | Sun | Moist |
Uvularia puberula | Mountain Bellwort | Perennial | Herb | ||
Uvularia sessilifolia | Spreading Bellwort, Straw Lily, Wild Oats, Merrybells, Sessile-leaf Bellwort, Sessile Bellwort | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Vaccinium angustifolium | Lowbush Blueberry, Late Lowbush Blueberry | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Vaccinium arboreum | Farkleberry, Tree Sparkleberry, Sparkleberry, Winter Huckleberry, Huckleberry | Perennial | Tree | Part-shade | Dry |
Vaccinium corymbosum | Highbush Blueberry | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist, Dry |
Vaccinium crassifolium | Creeping Blueberry | Perennial | Subshrub, Shrub | ||
Vaccinium darrowii | Darrow's Blueberry, Evergreen Blueberry | Perennial | Shrub | Part-shade | Moist |
Vaccinium elliottii | Elliott's Blueberry, Mayberry | Perennial | Shrub | ||
Vaccinium fuscatum | Black Highbush Blueberry | Perennial | Shrub | ||
Vaccinium macrocarpon | Cranberry, Large Cranberry | Perennial | Shrub | Part-shade | Wet |
Vaccinium membranaceum | Thinleaf Huckleberry, Square-twig Blueberry, Mountain Huckleberry | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist, Dry |
Vaccinium myrsinites | Shiny Blueberry, Evergreen Blueberry | Perennial | Shrub | ||
Vaccinium myrtilloides | Velvetleaf Huckleberry | Perennial | Shrub | Sun, Shade, Part-shade | Moist |
Vaccinium ovalifolium | Oval-leaf Blueberry | Perennial | Shrub | Sun, Shade | Wet, Moist |
Vaccinium ovatum | California Huckleberry, Evergreen Blueberry, Evergreen Huckleberry | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Vaccinium oxycoccos | Small Cranberry | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist |
Vaccinium parvifolium | Red Huckleberry, Red Blueberry | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Vaccinium scoparium | Grouse Whortleberry, Grouseberry | Perennial | Subshrub | Shade | |
Vaccinium stamineum | Deerberry | Perennial | Shrub | Part-shade | Moist, Dry |
Vaccinium uliginosum | Bog Blueberry, Alpine Blueberry | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist |
Vaccinium vitis-idaea | Lingonberry, Northern Mountain-cranberry, Cowberry | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist |
Vachellia farnesiana | Huisache, Texas Huisache, Sweet Acacia, Perfume Acacia, Mealy Acacia, Mealy Wattle, Cassie | Perennial | Tree | Sun | Dry |
Valeriana acutiloba | Sharpleaf Valerian, Downy-fruit Valerian | Perennial | Herb | ||
Valeriana capitata | Capitate Valerian, Mountain Valerian | Perennial | Herb | ||
Valeriana dioica | Marsh Valerian | Perennial | Herb | Sun | Wet, Moist |
Valeriana edulis | Tobacco Root, Edible Valerian | Perennial | Herb | ||
Valeriana pauciflora | Largeflower Valerian | Perennial | Herb | ||
Valeriana sitchensis | Sitka Valerian, Mountain Helioptrope | Perennial | Herb | Part-shade | Moist |
Valeriana uliginosa | Mountain Valerian | Perennial | Herb | ||
Valerianella amarella | Hairy Cornsalad | Annual | Herb | ||
Valerianella radiata | Beaked Cornsalad, Woods Corn-salad | Annual | Herb | ||
Valerianella stenocarpa | Narrowcell Cornsalad | Annual | Herb | ||
Valerianella texana | Edwards Plateau Cornsalad | Annual | Herb | Sun | Moist |
Vallisneria americana | American Eelgrass, Water Celery, Eelgrass, Tapegrass | Perennial | Herb | Sun, Part-shade | Wet |
Veratrum californicum | California False Hellebore, Corn Lily, Cebadilla | Perennial | Herb | Sun | Moist |
Veratrum hybridum | Slender Bunchflower | Perennial | Herb | ||
Veratrum virginicum | Virginia Bunchflower | Perennial | Herb | Sun | Moist |
Veratrum viride | Green False Hellebore, Green Corn Lily | Perennial | Herb | Sun | Wet |
Verbena bracteata | Bigbract Verbena, Carpet Vervain, Prostrate Vervain | Annual | Herb | Sun | |
Verbena hastata | Swamp Verbena, Blue Verbena, Blue Vervain, Simpler's Joy | Biennial | Herb | Sun, Shade, Part-shade | Wet, Moist |
Verbena lasiostachys | Western Vervain | Perennial | Herb | ||
Verbena macdougalii | Macdougal Verbena, Hillside Verbena | Perennial | Herb | ||
Verbena runyonii | Rio Grande Vervain | Annual | Herb | ||
Verbena scabra | Sandpaper Vervain | Annual | Herb, Subshrub | ||
Verbena urticifolia | White Vervain, White Verbena | Perennial | Herb | ||
Verbesina alternifolia | Wingstem, Yellow Ironweed | Perennial | Herb | Sun | Moist |
Verbesina encelioides | Cowpen Daisy, Golden Crownbeard, Butter Daisy | Annual | Herb | Sun | Dry |
Verbesina occidentalis | Yellow Crownbeard, Small Yellow Crownbeard, Crownbeard | Perennial | Herb | ||
Verbesina virginica | Frostweed, White Crownbeard, Iceplant, Iceweed, Virginia Crownbeard, Indian Tobacco, Richweed, Squawweed | Biennial, Perennial | Herb | Shade, Part-shade | Moist, Dry |
Vernonia angustifolia | Tall Ironweed | Perennial | Herb | ||
Vernonia baldwinii | Western Ironweed, Baldwin's Ironweed, Ironweed | Perennial | Herb | Sun | Moist |
Vernonia fasciculata | Prairie Ironweed, Common Ironweed | Perennial | Herb | Sun, Shade, Part-shade | Wet, Moist |
Vernonia gigantea | Giant Ironweed, Tall Ironweed | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Vernonia lettermannii | Narrowleaf Ironweed | Perennial | Herb | ||
Vernonia marginata | Plains Ironweed | Perennial | Herb | ||
Vernonia missurica | Missouri Ironweed | Perennial | Herb | ||
Vernonia noveboracensis | New York Ironweed | Perennial | Herb | Sun | Moist |
Vernonia texana | Texas Ironweed | Perennial | Herb | ||
Veronica americana | American Speedwell, American Brooklime | Perennial | Herb | Shade | |
Veronica anagallis-aquatica | Water Speedwell | Biennial | Herb | ||
Veronica cusickii | Cusick's Speedwell | Perennial | Herb | Sun | Wet |
Veronica peregrina | American Speedwell, Purslane Speedwell, Neckweed | Annual | Herb | ||
Veronica scutellata | Skullcap Speedwell | Perennial | Herb | ||
Veronica serpyllifolia | Thymeleaf Speedwell, Thyme-leaf Speedwell | Perennial | Herb | Moist | |
Veronica wormskjoldii | American Alpine Speedwell, Alpine Speedwell | Perennial | Herb | Part-shade | |
Veronicastrum virginicum | Culver's Root | Perennial | Herb | Sun, Part-shade | Moist |
Viburnum acerifolium | Mapleleaf Viburnum, Maple-leaf Viburnum, Maple-leaf Arrowwood, Arrowwood | Perennial | Shrub | Sun, Shade, Part-shade | Moist, Dry |
Viburnum dentatum | Southern Arrowwood | Perennial | Shrub | Sun, Shade, Part-shade | Moist |
Viburnum edule | Squashberry, Moosewood Viburnum, Few-flowered Cranberry Bush | Perennial | Shrub | Sun, Shade, Part-shade | Moist |
Viburnum lantanoides | Hobblebush | Perennial | Shrub | Sun, Shade, Part-shade | Moist |
Viburnum lentago | Nannyberry, Blackhaw, Sweet Viburnum, Sheepberry | Perennial | Shrub | Sun, Shade, Part-shade | Moist |
Viburnum nudum | Possumhaw Viburnum, Possumhaw | Perennial | Shrub | Sun, Shade, Part-shade | Wet, Moist |
Viburnum obovatum | Small-leaf Arrowwood, Walter's Viburnum | Perennial | Shrub | Part-shade | |
Viburnum opulus | European Cranberrybush | Perennial | Tree | Sun, Shade, Part-shade | Moist |
Viburnum prunifolium | Blackhaw, Smooth Blackhaw, Blackhaw Viburnum, Smooth Blackhaw Viburnum, Stagbush | Perennial | Shrub | Part-shade | Moist |
Viburnum recognitum | Southern Arrowwood, Northern Arrowwood | Perennial | Tree | Shade | Wet |
Viburnum rufidulum | Rusty Blackhaw Viburnum, Rusty Blackhaw, Southern Blackhaw, Blackhaw, Bluehaw, Downy Viburnum, Southern Nannyberry, Rusty Nannyberry, Nannyberry | Perennial | Tree | Part-shade | Dry |
Vicia americana | American Vetch, American Deervetch | Perennial | Vine | Sun | |
Vicia caroliniana | Carolina Vetch | Perennial | Vine | ||
Vicia floridana | Florida Vetch | Perennial | Vine | ||
Vicia ludoviciana | Deer Pea Vetch, Louisiana Vetch | Annual | Herb | ||
Vigna luteola | Hairypod Cowpea, Yellow Vigna | Perennial | Vine | ||
Viola adunca | Hooked-spur Violet, Western Blue Violet, Western Dog Violet | Perennial | Herb | Shade | Moist, Dry |
Viola affinis | Sand Violet, Pale Early Violet, Thinleaf Violet, Small Blue Violet | Perennial | Herb | Part-shade | Moist |
Viola bicolor | Field Pansy, Wild Pansy | Annual | Herb | ||
Viola blanda | Sweet White Violet, Woodland White Violet | Perennial | Herb | ||
Viola canadensis | Canadian White Violet, Canada Violet | Perennial | Herb | Shade | Moist |
Viola cucullata | Marsh Blue Violet, Blue Marsh Violet, Thin Leaf Wood Violet | Perennial | Herb | Sun, Shade, Part-shade | Wet, Moist |
Viola glabella | Pioneer Violet, Smooth Yellow Violet | Perennial | Herb | Shade, Part-shade | Wet, Moist |
Viola hallii | Oregon Violet | Perennial | Herb | ||
Viola hastata | Halberd-leaf Yellow Violet | Perennial | Herb | Sun | Dry |
Viola labradorica | Alpine Violet, American Dog Violet | Perennial | Herb | Sun | Moist |
Viola lanceolata | Lance-leaf Violet, Bog White Violet | Perennial | Herb | Shade, Part-shade | Wet, Moist |
Viola langsdorffii | Aleutian Violet, Alaska Violet | Perennial | Herb | Sun | Wet |
Viola macloskeyi | Small White Violet, Smooth White Violet, White Mountain Violet, Northern White Violet | Perennial | Herb | Part-shade | Moist |
Viola missouriensis | Missouri Violet | Annual, Perennial | Herb | Shade, Part-shade | Moist |
Viola nephrophylla | Northern Bog Violet, Wanderer Violet, Entire-leaved Prairie Violet, Small Mottled Blue Violet | Annual | Herb | ||
Viola novae-angliae | New England Blue Violet | Perennial | Herb | ||
Viola pedata | Birdfoot Violet, Bird's-foot Violet, Bird-foot Violet | Perennial | Herb | Shade, Part-shade | Dry |
Viola pedatifida | Prairie Violet, Purple Prairie Violet, Larkspur Violet, Crow-foot Violet, Coastal Violet | Perennial | Herb | Sun | Moist |
Viola pubescens | Downy Yellow Violet, Downy Violet, Hairy Yellow Violet, Yellow Violet, Common Yellow Violet | Perennial | Herb | Part-shade | Dry |
Viola renifolia | White Violet, Kidney-leaved Violet, Kidney-leaved White Violet | Perennial | Herb | ||
Viola rostrata | Longspur Violet, Long-spurred Violet | Perennial | Herb | Shade | Moist |
Viola rotundifolia | Roundleaf Yellow Violet, Round-leaved Yellow Violet, Early Yellow Violet, Roundleaf Violet | Perennial | Herb | ||
Viola sagittata | Arrowleaf Violet, Arrow-leaved Violet, Upland Violet | Perennial | Herb | ||
Viola septemloba | Southern Coastal Violet | Perennial | Herb | ||
Viola sororia | Missouri Violet, Common Blue Violet, Hooded Blue Violet, Florida Violet, Meadow Violet, Confederate Violet, Dooryard Violet, Purple Violet, Woolly Blue Violet, Wood Violet, Hooded Violet | Annual | Herb | Sun, Part-shade | Moist |
Viola striata | Striped Cream Violet, Striped Violet, Common White Violet, Pale Violet | Perennial | Herb | Part-shade | Wet |
Viola villosa | Carolina Violet, Southern Wood Violet | Perennial | Herb | ||
Viola walteri | Walter's Violet, Prostrate Blue Violet | Perennial | Herb | Shade, Part-shade | Moist |
Viola ×bernardii | Bernard's Hybrid Violet | Perennial | Herb | ||
Viola ×napae | Napa Hybrid Violet | Annual, Perennial | Herb | ||
Viola ×palmata | Early Blue Hybrid Violet, Trilobed Hybrid Violet, Palmateleaf Hybrid Violet | Perennial | Herb | Part-shade | Moist |
Viola ×primulifolia | Primrose-leaf Hybrid Violet, Primrose-leaved Violet | Perennial | Herb | ||
Vitis arizonica | Canyon Grape, Arizona Grape | Perennial | Vine | Part-shade | Dry |
Vitis californica | California Wild Grape, California Grape, Western Wild Grape | Perennial | Vine | Sun | Moist |
Vitis girdiana | Desert Wild Grape, Valley Grape, Southern California Grape | Perennial | Vine | Sun | Moist |
Vitis labrusca | Fox Grape | Perennial | Vine | Sun, Shade, Part-shade | Moist, Dry |
Vitis riparia | Riverbank Grape, River-bank Grape | Perennial | Vine | Sun, Shade, Part-shade | Moist, Dry |
Vitis rotundifolia | Muscadine, Scuppernong Grape | Perennial | Vine | Part-shade | Moist |
Vitis rupestris | Sand Grape | Perennial | Vine | ||
Vitis vulpina | Frost Grape, Fox Grape | Perennial | Vine | ||
Vulpia octoflora | Sixweeks Fescue, Common Sixweeks Grass | Annual | Grass/Grass-like | ||
Washingtonia filifera | California Fan Palm, Desert Palm, Petticoat Palm | Perennial | Tree | Sun | Moist |
Wislizenia refracta | Spectacle Fruit, Jackass Clover | Annual | Herb | ||
Wisteria frutescens | American Wisteria, Texas Wisteria, Kentucky Wisteria | Perennial | Vine | Sun, Shade, Part-shade | Moist |
Wolffia arrhiza | Spotless Watermeal | Perennial | Herb | ||
Wolffia columbiana | Columbian Watermeal | Perennial | Herb | ||
Woodwardia areolata | Netted Chainfern, Chain Fern, Netted Chain Fern | Perennial | Fern | Shade, Part-shade | Wet, Moist |
Woodwardia fimbriata | Giant Chainfern, Giant Chain Fern | Perennial | Herb, Fern | Part-shade | Moist |
Woodwardia virginica | Virginia Chainfern, Virginia Chain Fern | Perennial | Herb, Fern | Part-shade | Wet, Moist |
Wyethia amplexicaulis | Mule-ears | Perennial | Herb | Sun | Wet |
Wyethia angustifolia | California Compassplant, California-compassplant, Narrowleaf Mule Ears | Perennial | Herb | Sun | |
Wyethia helianthoides | Sunflower Mule-ears | Perennial | Herb | ||
Xanthium strumarium | Rough Cocklebur | Annual | Herb | ||
Xanthocephalum gymnospermoides | Gummy Broomweed, San Pedro Matchweed, Gummy Snakeweed | Annual | Herb | ||
Xanthorhiza simplicissima | Yellowroot, Shrub Yellowroot | Perennial | Shrub | Shade | |
Xerophyllum tenax | Common Beargrass, Western Turkeybeard, Bear Lily, Pine Lily, Elk Grass, Squaw Grass, Beargrass, Turkeybeard | Perennial | Herb | Sun | |
Ximenia americana | Tallow Wood, Tallowwood | Perennial | Tree | ||
Xyris ambigua | Coastal Plain Yelloweyed Grass, Coastalplain Yelloweyed Grass | Perennial | Herb | ||
Xyris caroliniana | Carolina Yelloweyed Grass | Perennial | Herb | ||
Xyris difformis | Bog Yelloweyed Grass | Perennial | Herb | ||
Xyris fimbriata | Fringed Yelloweyed Grass | Perennial | Herb | ||
Xyris louisianica | Louisiana Yelloweyed Grass | ||||
Xyris montana | Northern Yelloweyed Grass | Perennial | Herb | Sun | Moist |
Xyris platylepis | Tall Yelloweyed Grass, Broad-scale Yellow-eyed Grass | Perennial | Herb | ||
Yucca aloifolia | Spanish Dagger, Spanish Bayonet, Aloe Yucca | Perennial | Cactus/Succulent | Sun | Dry |
Yucca gloriosa | Moundlily Yucca | Perennial | Tree | ||
Zannichellia palustris | Horned Pondweed, Horned Poolmat, Horned-pondweed | Perennial | Herb | ||
Zanthoxylum americanum | Common Pricklyash, Toothache Tree, Prickly Ash | Perennial | Shrub | Sun | |
Zanthoxylum clava-herculis | Hercules Club, Pepperbark, Toothache Tree, Tickle Tongue, Prickly Ash | Perennial | Tree | Sun | Dry |
Zanthoxylum fagara | Lime Prickly Ash, Colima | Perennial | Tree | Part-shade | Dry |
Zenobia pulverulenta | Honeycup, Dusty Zenobia | Perennial | Shrub | Part-shade | Wet |
Zephyranthes atamasca | Atamasco Lily, Rain Lily | Perennial | Herb | Shade, Part-shade | Wet, Moist |
Zephyranthes pulchella | Showy Zephyrlily | Perennial | Herb | ||
Zigadenus elegans ssp. elegans | Mountain Deathcamas | Perennial | Herb | ||
Zigadenus glaberrimus | Sandbog Deathcamas, Camas, Large-flowered Zigadenus | Perennial | Herb | ||
Zigadenus leimanthoides | Pine Barren Deathcamas, Pine-barren Deathcamas | Perennial | Herb | ||
Zizania aquatica | Annual Wildrice, Wild Rice | Annual | Grass/Grass-like | Sun | Wet |
Zizania palustris | Northern Wildrice, Northern Wild Rice | Annual | Grass/Grass-like | ||
Zizania texana | Texas Wildrice, Texas Wild Rice | Perennial | Grass/Grass-like | Sun | Wet |
Zizia aptera | Heart-leaved Meadow Parsnip, Heartleaf Meadow Parsnip, Meadow Parsnip, Heartleaf Alexanders, Meadow Zizia, Zizia | Perennial | Herb | Sun, Shade, Part-shade | Moist |
Zizia aurea | Golden Zizia, Golden Alexanders | Perennial | Herb | Sun, Part-shade | Moist |
Zostera marina | Seawrack, Eelgrass | Perennial | Herb |