Edwards Plateau

This EPA Level III ecoregion encompasses all or part of 42 Texas counties. Lying entirely within the state, it is commonly referred to as the Texas Hill Country. This ecoregion covers approximately the same land area as the Texas Parks & Wildlife Department’s Edwards Plateau vegetative region.


Scientific Name Common Name Duration Habit Sun Water
Abronia fragrans Fragrant Sand-verbena, Snowball Sand Verbena, Sweet Sand-verbena, Prairie Snowball, Sand Verbena, Heart's Delight Perennial Herb Part-shade Dry
Abutilon fruticosum Indian Mallow, Texas Indian Mallow Perennial Herb Sun Dry
Abutilon hypoleucum Whiteleaf Indian Mallow, White-leaf Indian-mallow, Rio Grande Abutilon Perennial Shrub Part-shade Dry
Abutilon parvulum Dwarf Indian Mallow Perennial Subshrub
Abutilon wrightii Wright's Indian Mallow Perennial Herb, Subshrub
Acaciella angustissima Prairie Acacia, Fern Acacia, Whiteball Acacia, Prairie Wattle, White-ball Acacia Perennial Shrub Sun, Part-shade Dry
Acaciella angustissima var. hirta Prairie Acacia, Texas Prairie Acacia, Texas Fern Acacia, Prairie Wattle Perennial Subshrub Sun, Shade, Part-shade Moist, Dry
Acalypha gracilens Slender Threeseed Mercury Annual Herb Sun, Part-shade Moist, Dry
Acalypha monococca Slender Threeseed Mercury Annual Herb
Acalypha monostachya Round Copperleaf Perennial Herb, Subshrub Sun Dry
Acalypha ostryifolia Pineland Threeseed Mercury, Hop-hornbeam Copperleaf Annual Herb Sun Moist, Dry
Acalypha phleoides Shrubby Copperleaf, Three-seeded Mercury Perennial Herb Part-shade
Acalypha radians Cardinal's Feather, Cardinal Feather Perennial Herb Sun Dry
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 negundo Box Elder, Box Elder Maple, Ash-leaved Maple, Ashleaf Maple, Red River Maple, Fresno De Guajuco Perennial Tree Sun Moist
Achillea millefolium Common Yarrow, Western Yarrow, Yarrow, Milfoil Perennial Herb Sun, Part-shade Dry
Acleisanthes longiflora Angel's Trumpets, Angel Trumpets Perennial Herb Sun Moist, Dry
Acleisanthes obtusa Berlandier's Trumpets, Vine Four O'Clock Perennial Vine Sun, Part-shade Dry
Acleisanthes wrightii Wright's Trumpets Perennial Herb, Subshrub
Acmella oppositifolia Oppositeleaf Spotflower Perennial Herb
Acmella oppositifolia var. repens Oppositeleaf Spotflower, Opposite-leaf Spotflower Perennial Herb Sun
Acourtia nana Dwarf Desertpeony Perennial Herb Sun Dry
Acourtia runcinata Featherleaf Desertpeony, Peonia Perennial Herb
Acourtia wrightii Brownfoot, Pink Perezia Perennial Herb Part-shade Dry
Adiantum capillus-veneris Southern Maidenhair Fern, Common Maidenhair Fern, Maidenhair Fern, Venus Hair Fern Perennial Fern Shade, Part-shade Wet, Moist
Aesculus glabra Ohio Buckeye, Texas Buckeye, Fetid Buckeye, Horse Chestnut Perennial Tree Sun, Shade, Part-shade Moist
Aesculus glabra var. arguta Ohio Buckeye, White Buckeye, Texas Buckeye Perennial Tree Part-shade Wet, Moist
Aesculus pavia Red Buckeye, Scarlet Buckeye , Firecracker Plant Perennial Shrub, Tree Part-shade Moist
Aesculus pavia var. flavescens Texas Yellow Buckeye, Yellow Woolly Buckeye, Pale Buckeye, Plateau Yellow Buckeye Perennial Shrub, Tree Part-shade Moist
Aesculus pavia var. pavia Scarlet Buckeye, Red Buckeye, Southern Buckeye, Firecracker Plant Perennial Shrub, Tree Part-shade Moist, Dry
Agalinis edwardsiana Plateau False Foxglove, Plateau Agalinis, Plateau Gerardia, Plateau False-foxglove Annual Herb Part-shade
Agalinis fasciculata Beach False Foxglove Annual Herb
Agalinis heterophylla Prairie Agalinis, Prairie False-foxglove Annual Herb Part-shade Moist, Dry
Agalinis strictifolia Stiffleaf False Foxglove Annual Herb
Agave americana American Century Plant, Century Plant Perennial Cactus/Succulent Sun Dry
Agave lechuguilla Lechuguilla, Tula Ixtle, Maguey Lechuguilla, Shindagger Perennial Cactus/Succulent Sun Dry
Ageratina altissima White Snakeroot Perennial Herb Sun, Part-shade Moist, Dry
Ageratina havanensis Shrubby Boneset, White Mistflower, White Shrub Mistflower, Havana Snakeroot Perennial Shrub Sun, Part-shade Dry
Agrostis hyemalis Winter Bentgrass Perennial Grass/Grass-like Part-shade
Allionia incarnata Trailing Windmills, Trailing Four O'Clock, Pink Windmills, Trailing Allionia Perennial Herb
Allium canadense Meadow Garlic, Wild Garlic, Wild Onion Perennial Grass/Grass-like Sun Moist
Allium canadense var. canadense Meadow Garlic, Wild Onion, Canada Onion Perennial Herb Part-shade Dry
Allium canadense var. fraseri Fraser Meadow Garlic, Fraser Meadow Garlic Perennial Herb
Allium canadense var. hyacinthoides Hyacinth Meadow Garlic Perennial Herb
Allium canadense var. mobilense Meadow Garlic, Wild Onion Perennial Herb Part-shade Dry
Allium drummondii Drummond's Onion, Wild Garlic, Drummond Wild Onion Perennial Herb Sun Dry
Allium elmendorfii Elmendorf's Onion Perennial Herb Sun Moist, Dry
Allium kunthii Kunth's Onion Perennial Herb
Allowissadula holosericea Velvet-leaf Mallow, Chisos Mountain False Indianmallow Perennial Shrub Part-shade Moist
Alopecurus carolinianus Carolina Foxtail Annual Grass/Grass-like
Alophia drummondii Propeller Flower, Purple Pleat-leaf, Pinewoods Lily, Prairie Iris, Pleatleaf Iris Perennial Herb Part-shade Dry
Aloysia gratissima Whitebrush, Bee-brush, White-brush, Common Bee-brush, Beebrush, Privet Lippia Perennial Shrub Sun, Part-shade Moist
Aloysia wrightii Wright's Beebrush, Wright's Lippia Perennial Shrub Sun Dry
Amaranthus greggii Gregg's Amaranth Annual Herb
Amaranthus hybridus Slim Amaranth Annual Herb Sun
Amaranthus palmeri Carelessweed Annual Herb
Amaranthus polygonoides Tropical Amaranth Annual Herb
Amaranthus powellii Powell's Amaranth, Green Amaranth, Powell's Smooth Amaranth Annual Herb
Amaranthus retroflexus Redroot Amaranth Annual Herb
Amaranthus scleropoides Bonebract Amaranth Annual Herb Sun Moist
Amaranthus spinosus Spiny Amaranth, Thorny Pigweed Annual Herb
Amaranthus tuberculatus Roughfruit Amaranth, Water Hemp Annual Herb Moist
Amblyolepis setigera Huisache Daisy, Butterfly Daisy, Honey Daisy Annual Herb Part-shade Dry
Ambrosia artemisiifolia Annual Ragweed, Short Ragweed Annual Herb Sun, Shade, Part-shade Dry
Ambrosia confertiflora Weakleaf Bur Ragweed, Weak Leaved Burweed, Slimleaf Bursage Perennial Herb
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
Ambrosia trifida var. texana Texan Great Ragweed, Giant Ragweed Annual Subshrub
Ammannia auriculata Eared Redstem Annual Herb
Ammannia coccinea Valley Redstem, Scarlet Tooth-cup Annual Herb Sun
Ammannia robusta Grand Redstem Annual Herb Wet
Ammoselinum popei Plains Sandparsley Annual Herb
Amoreuxia wrightii Wright's Yellowshow, Yellow-show Perennial Herb, Subshrub Sun Moist
Amorpha canescens Leadplant, Leadplant Amorpha, Prairie Shoestring Perennial Shrub Sun, Part-shade Dry
Amorpha fruticosa Indigo Bush, False Indigo Bush, False Indigo, Desert False Indigo Perennial Shrub Sun, Part-shade Moist
Amorpha roemeriana Roemer's False Indigo Perennial Shrub Part-shade Moist, Dry
Ampelopsis cordata Heartleaf Peppervine, Heart-leaf Ampelopsis Perennial Vine Part-shade Dry
Amphiachyris amoena Texas Broomweed Annual Herb
Amphiachyris dracunculoides Prairie Broomweed, Broomweed Annual Herb
Amsinckia menziesii var. menziesii Menzies' Fiddleneck Annual Herb
Amsonia ciliata Fringed Bluestar, Bluestar, Texas Bluestar Perennial Herb Part-shade Dry
Amsonia longiflora Tubular Bluestar, Trumpet Slimpod Perennial Herb
Amsonia longiflora var. salpignantha Tubular Bluestar, Trumpet Slimpod Perennial Herb Sun, Part-shade Moist
Anagallis minima Chaffweed Annual Herb
Ancistrocactus scheeri Scheer's Fishhook Cactus Perennial Cactus/Succulent Sun, Part-shade Dry
Ancistrocactus tobuschii Tobusch Fishhook Cactus, Shorthook Fishhook Cactus Perennial Cactus/Succulent
Andropogon gerardii Big Bluestem, Tall Bluestem, Turkeyfoot Perennial Grass/Grass-like Sun, Part-shade Moist
Andropogon glomeratus Bushy Bluestem, Brushy Bluestem Perennial Grass/Grass-like Sun Wet, Moist
Andropogon virginicus Broomsedge, Broomsedge Bluestem, Yellowsedge Bluestem, Whiskey Grass, Popotillo Pajon Perennial Grass/Grass-like Part-shade Moist
Androstephium coeruleum Blue Funnel-lily, Prairie Lily, Funnel-flower, Fragrant Lily Perennial Herb
Anemia mexicana Mexican Fern, Mexican Flowering Fern Perennial Herb, Fern
Anemone berlandieri Tenpetal Anemone, Tenpetal Thimbleweed, Windflower, Southern Anemone, Granny's Nightcap Perennial Herb Part-shade
Anemone caroliniana Carolina Anemone, Carolina Thimbleweed, Southern Thimbleweed Perennial Herb Sun
Anemone edwardsiana Edwards Plateau Thimbleweed, Two-flowered Anemone Perennial Herb Shade
Anemone edwardsiana var. edwardsiana Edwards Plateau Thimbleweed, Edwards Thimbleweed , Two-flower Anemone Perennial Herb
Anemone tuberosa Tuber Anemone, Desert Anemone Perennial Herb
Anisacanthus quadrifidus var. wrightii Flame Acanthus, Hummingbird Bush, Wright's Desert Honeysuckle, Wright Acanthus, Mexican Flame, Wright's Mexican Flame Perennial Shrub Sun, Part-shade Moist, Dry
Anoda cristata Crested Anoda Annual Herb
Aphanostephus ramosissimus Plains Dozedaisy, Lazy Daisy Annual Herb
Aphanostephus ramosissimus var. ramosissimus Plains Dozedaisy Annual Herb
Aphanostephus riddellii Riddell's Dozedaisy, Lazy Daisy Perennial Herb Sun Moist
Aphanostephus skirrhobasis Lazy Daisy, Arkansas Lazy Daisy, Arkansas Doze-daisy Annual Herb Sun Dry
Apios americana Groundnut, Wild Potato, Indian Potato Perennial Vine Shade Wet, Moist
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
Arabis petiolaris Brazos Rockcress, Rock-cress, Brazos Rock-cress Annual Herb Sun
Arbutus xalapensis Texas Madrone, Madrone, Texas Arbutus, Manzanita, Xoxocote, Amazaquitl Perennial Tree Sun, Part-shade Dry
Arenaria benthamii Hilly Sandwort Annual Herb Sun, Part-shade Moist
Argemone aenea Golden Pricklypoppy, Golden Prickly Poppy Annual Herb Sun Dry
Argemone albiflora Bluestem Pricklypoppy, White Pricklypoppy, White Prickly Poppy Annual Herb Part-shade Dry
Argemone albiflora ssp. texana Texas Bluestem Pricklypoppy, Bluestem Pricklypoppy, White Pricklypoppy, White Prickly Poppy Annual Herb Sun Dry
Argemone aurantiaca Texas Pricklypoppy, Texas Prickly Poppy Annual, Biennial Herb Sun Moist, Dry
Argemone mexicana Mexican Prickly Poppy, Mexican Prickly Poppy, Yellow Prickly Poppy Annual Herb Sun Dry
Argemone polyanthemos Crested Pricklypoppy, Annual Pricklepoppy, Bluestem Pricklepoppy, Bluestem Prickly Poppy, Pricklypoppy, Thistle Poppy, White Prickly Poppy, White Pricklypoppy Annual Herb Sun Dry
Argemone sanguinea Red Pricklypoppy, Rose Prickly Poppy, Red Prickly Poppy Annual Herb Part-shade Dry
Argemone squarrosa Hedgehog Pricklypoppy, Hedgehog Prickly Poppy Perennial Herb Sun Dry
Argyrochosma dealbata Powdery False Cloak Fern, Powdery Cloak Fern, False Cloak Fern Perennial Herb, Fern Shade Moist
Argythamnia aphoroides Hill Country Silverbush Perennial Herb
Argythamnia humilis Low Silverbush Perennial Subshrub Sun, Part-shade Dry
Argythamnia mercurialina Tall Silverbush, Tall Wildmercury Perennial Subshrub
Argythamnia mercurialina var. mercurialina Tall Silverbush, Tall Wild Mercury, Tall Ditaxis Perennial Subshrub
Argythamnia neomexicana New Mexico Silverbush Annual, Perennial Herb
Argythamnia simulans Plateau Silverbush, Tall Wild-mercury Perennial Herb
Ariocarpus fissuratus Chautle Livingrock, Living Rock Cactus, Texas Living Rock Perennial Cactus/Succulent Sun Dry
Arisaema dracontium Green Dragon, Dragonroot, Greendragon Perennial Herb Sun, Shade Moist
Aristida desmantha Curly Threeawn Annual Grass/Grass-like
Aristida dichotoma Churchmouse Threeawn Annual Grass/Grass-like
Aristida longespica Slimspike Threeawn, Kearney's Three-awn, Red Three-awn, Slender Three-awn Annual Grass/Grass-like
Aristida oligantha Prairie Threeawn, Oldfield (Prairie) 3-awn, Oldfield Threeawn Annual Grass/Grass-like Sun Dry
Aristida purpurascens Arrowfeather Threeawn Perennial Grass/Grass-like
Aristida purpurea Purple Threeawn, Purple 3-awn, Purple Three-awn, Red Threeawn Annual Grass/Grass-like Sun Dry
Aristida purpurea var. longiseta Red Three-awn, Fendler Three-awn, Purple Threeawn Perennial Grass/Grass-like Sun Dry
Aristida purpurea var. nealleyi Blue Threeawn Perennial Grass/Grass-like Sun Dry
Aristida purpurea var. purpurea Purple Threeawn, Red Threeawn Perennial Grass/Grass-like Sun Moist
Aristolochia coryi Cory's Dutchman's-pipe, Cory's Pipevine Perennial Vine Sun, Part-shade Moist, Dry
Aristolochia erecta Swanflower Perennial Herb, Vine Sun, Part-shade Moist
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
Arnoglossum plantagineum Groovestem Indian Plantain, Indian Plantain, Prairie Plantain, Prairie Indian Plantain Perennial Herb Sun Moist
Artemisia campestris Field Sagewort Biennial Herb Dry
Artemisia campestris ssp. caudata Field Sagewort Biennial Herb Sun
Artemisia dracunculus Tarragon Perennial Subshrub
Artemisia filifolia Sand Sagebrush, Silver Sagebrush, Silvery Wormwood, Sand Sage Perennial Subshrub Part-shade Dry
Asclepias amplexicaulis Clasping Milkweed, Bluntleaf Milkweed Perennial Herb
Asclepias asperula Antelope-horns, Spider Milkweed, Green-flowered Milkweed, Spider Antelope-horns, Antelope Horns Perennial Herb Sun Moist, Dry
Asclepias brachystephana Bract Milkweed, Desert-rose Milkweed Perennial Herb
Asclepias emoryi Emory's Milkweed Perennial Herb
Asclepias engelmanniana Engelmann's Milkweed Perennial Herb
Asclepias incarnata Swamp Milkweed, Pink Milkweed Perennial Herb Sun, Part-shade Wet, Moist
Asclepias incarnata ssp. incarnata Swamp Milkweed Perennial Herb Sun Wet, Moist
Asclepias latifolia Broadleaf Milkweed Perennial Herb Sun Dry
Asclepias oenotheroides Zizotes Milkweed, Hierba De Zizotes, Side-cluster Milkweed, Longhorn Milkweed, Primrose Milkweed, Lindheimer's Milkweed Perennial Herb Sun Dry
Asclepias subverticillata Horsetail Milkweed, Poison Milkweed Perennial Herb
Asclepias texana Texas Milkweed, White Milkweed Perennial Herb Sun Dry
Asclepias tuberosa Butterflyweed, Butterfly Weed, Butterfly Milkweed, Orange Milkweed, Pleurisy Root, Chigger Flower, Chiggerweed Perennial Herb Sun Moist, Dry
Asclepias verticillata Whorled Milkweed, Eastern Whorled Milkweed Perennial Herb Sun, Part-shade Dry
Asclepias viridiflora Green Comet Milkweed, Green-flowered Milkweed, Green Milkweed, Wand Milkweed Perennial Herb Sun Dry
Asclepias viridis Green Milkweed, Spider Milkweed Perennial Herb Sun Moist
Asplenium resiliens Blackstem Spleenwort Perennial Herb, Fern
Astragalus canadensis Canadian Milkvetch, Canada Milkvetch, Milk Vetch Perennial Herb Sun, Part-shade Wet, Dry
Astragalus crassicarpus Groundplum Milkvetch, Ground Plum Perennial Herb Sun, Shade, Part-shade Moist, Dry
Astragalus crassicarpus var. berlandieri Berlandier's Groundplum, Groundplum Milkvetch, Groundplum Perennial Herb Sun Dry
Astragalus crassicarpus var. crassicarpus Groundplum Milkvetch Perennial Herb
Astragalus distortus Ozark Milkvetch, Bent Milk Vetch , Bentpod Milkvetch Perennial Herb
Astragalus leptocarpus Rare Loco Milkvetch, Slimpod Milkvetch Annual Herb
Astragalus lindheimeri Lindheimer's Milkvetch, Lindheimer's Astragulus Annual Herb Sun Dry
Astragalus lotiflorus Lotus Milkvetch, Lotus Milk-vetch, Low Milkvetch, Milkvetch Perennial Herb
Astragalus missouriensis Missouri Milkvetch Perennial Subshrub
Astragalus mollissimus Woolly Locoweed, Purple Locoweed, Woolly Loco, Woolly Milkvetch, Wooly Loco, Wooly Locoweed Perennial Herb
Astragalus nuttallianus Nuttall's Milkvetch, Small-flowered Milkvetch Annual Herb
Astragalus plattensis Platte River Milkvetch Perennial Herb Sun Dry
Astragalus pleianthus Edwards Plateau Milkvetch Annual Herb
Astranthium integrifolium Entireleaf Western Daisy Annual Herb
Astranthium integrifolium ssp. ciliatum Entireleaf Western Daisy Annual Herb
Astrolepis integerrima Hybrid Cloakfern Perennial Herb, Fern
Astrolepis sinuata Wavy Scaly Cloakfern Perennial Herb, Fern Sun, Part-shade Dry
Athyrium filix-femina Common Lady Fern, Subarctic Lady Fern, Lady Fern, Ladyfern Perennial Herb, Fern Shade, Part-shade Wet, Moist
Atriplex canescens Chamiso, Four-wing Saltbush, Wing-scale Perennial Shrub Part-shade Dry
Axonopus fissifolius Common Carpetgrass Perennial Grass/Grass-like
Azolla caroliniana Carolina Mosquitofern Annual Fern
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 texana Prairie False Willow, Prairie Baccharis Perennial Subshrub 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
Bahia absinthifolia Hairyseed Bahia, Hairy-seed False Goldfields, Bahia, Yerba Raton Perennial Herb Sun
Baileya multiradiata Desert Marigold, Showy Desert Marigold, Paper Daisy, Desert Baileya Annual Herb Part-shade Dry
Baptisia bracteata Longbract Wild Indigo Perennial Herb Sun, Part-shade Moist, Dry
Baptisia bracteata var. laevicaulis Longbract Wild Indigo Perennial Herb Sun Moist, Dry
Baptisia bracteata var. leucophaea Longbract Wild Indigo, Cream False Indigo, Plains Wild Indigo, Cream Wild Indigo, Large-bracted Wild Indigo Perennial Herb Part-shade Moist
Baptisia sphaerocarpa Yellow Wild Indigo, Green Wild Indigo, Bush Pea, Yellow Wisteria Perennial Herb
Bauhinia lunarioides Anacacho Orchid Tree, Anacacho Bauhinia, Orchid Tree, Texas Plume Perennial Tree Part-shade Dry
Berchemia scandens Alabama Supplejack, Alabama Supple-jack, Rattan-vine Perennial Vine Shade, Part-shade Moist
Berlandiera betonicifolia Texas Greeneyes, Broochflower Perennial Herb Part-shade Moist
Berlandiera lyrata Chocolate Daisy, Chocolate Flower, Lyreleaf Greeneyes, Green-eyed Lyre Leaf Perennial Herb Sun, Part-shade Moist
Berlandiera pumila Soft Greeneyes Perennial Herb Part-shade Dry
Berlandiera pumila var. pumila Soft Greeneyes Perennial Herb, Subshrub
Bernardia myricifolia Mouse's Eye, Mouse Ears Perennial Shrub
Bernardia obovata Desert Myrtlecroton Perennial Shrub Sun, Part-shade
Bidens aristosa Bearded Beggarticks, Tickseed Sunflower Annual Herb Part-shade
Bidens frondosa Devil's Beggartick, Spanish Needles Annual Herb Part-shade
Bidens laevis Smooth Beggartick, Smooth Bidens, Smooth Bur Marigold, Larger Bur Marigold Annual Herb Sun, Part-shade Wet, Moist
Bifora americana Prairie Bishop, Prairie Bishop's Weed Annual Herb Sun, Part-shade
Bignonia capreolata Crossvine Perennial Vine Sun, Part-shade Moist, Dry
Blechnum occidentale Hammock Fern Perennial Fern
Boehmeria cylindrica Smallspike False Nettle, Bog Hemp Perennial Herb Sun, Shade, Part-shade Moist
Boerhavia coccinea Scarlet Spiderling Perennial Herb
Boerhavia diffusa Red Spiderling Annual, Perennial Herb
Boerhavia erecta Erect Spiderling, Common Spiderling Annual Herb
Boerhavia linearifolia Narrowleaf Spiderling Perennial Subshrub
Boltonia diffusa Doll's Daisy, Smallhead Doll's Daisy Perennial Herb Wet, Moist, Dry
Boltonia diffusa var. diffusa Smallhead Doll's Daisy Perennial Herb
Bonamia repens Creeping Lady's Nightcap Perennial Herb, Subshrub
Bothriochloa barbinodis Pinhole Bluestem, Cane Bluestem, Cane Beardgrass, Feather Bluestem, Plains Beardgrass Perennial Grass/Grass-like Sun Dry
Bothriochloa edwardsiana Edwards Plateau Beardgrass Perennial Grass/Grass-like
Bothriochloa hybrida Hybrid Beardgrass Perennial Grass/Grass-like
Bothriochloa laguroides Silver Bluestem, Silver Beardgrass Perennial Grass/Grass-like
Bothriochloa laguroides ssp. torreyana Silver Bluestem, Silver Beardgrass, Silver Beard Grass Perennial Grass/Grass-like Sun Moist, Dry
Botrychium virginianum Rattlesnake Fern Perennial Herb, Fern Shade Moist
Bouchea linifolia Groovestem Bouchea, Flaxleaf Bouchea Perennial Herb Sun Dry
Bouchetia erecta Erect Bouchetia, Painted-tongue, Paintedtongue, Painted Tongue Perennial Herb Sun Moist
Bouteloua barbata Sixweeks Grama Annual Grass/Grass-like
Bouteloua curtipendula Sideoats Grama, Banderilla, Banderita, Navajita Perennial Grass/Grass-like Sun, Part-shade Moist, Dry
Bouteloua dactyloides Buffalograss, Buffalo Grass Perennial Grass/Grass-like Sun Dry
Bouteloua eriopoda Black Grama Perennial Grass/Grass-like Sun Dry
Bouteloua gracilis Blue Grama Perennial Grass/Grass-like Sun Dry
Bouteloua hirsuta Hairy Grama Perennial Grass/Grass-like Part-shade Dry
Bouteloua hirsuta var. pectinata Tall Grama, Hairy Grama Perennial Grass/Grass-like
Bouteloua repens Slender Grama Perennial Grass/Grass-like Sun Dry
Bouteloua rigidiseta Texas Grama Perennial Grass/Grass-like Sun Dry
Bouteloua trifida Red Grama Perennial Grass/Grass-like Sun
Bouteloua uniflora Oneflower Grama Perennial Grass/Grass-like
Bowlesia incana Hoary Bowlesia Annual Herb
Brazoria truncata Rattlesnake Flower Annual Herb
Brickellia cylindracea Gravel-bar Brickellbush Perennial Herb Sun, Part-shade Moist, Dry
Brickellia dentata Leafy Brickellbush Perennial Subshrub
Brickellia eupatorioides False Boneset Perennial Herb
Brickellia eupatorioides var. gracillima False Boneset Perennial Herb, Subshrub Sun Dry
Brickellia eupatorioides var. texana Texas False Boneset Perennial Herb, Subshrub Sun Dry
Brickellia laciniata Splitleaf Brickellbush Perennial Shrub
Bromus pubescens Hairy Woodland Brome Perennial Grass/Grass-like
Bromus texensis Texas Brome Perennial Grass/Grass-like
Buchnera americana American Bluehearts, Bluehearts Annual Herb Sun Moist
Buddleja racemosa Wand Butterflybush, Wand Butterfly-bush Perennial Shrub
Buddleja racemosa ssp. racemosa Wand Butterflybush Perennial Shrub Shade Dry
Bulbostylis capillaris Densetuft Hairsedge, Hair-sedge Annual Grass/Grass-like
Bulbostylis ciliatifolia Capillary Hairsedge Annual, Perennial Grass/Grass-like
Cabomba caroliniana Carolina Fanwort, Green Cabomba, Fish-grass, Washington-grass, Carolina Watershield, Washington-plant Perennial Herb
Calliandra conferta Rio Grande Stickpea, Fairy Duster Perennial Shrub Part-shade Dry
Calliandra eriophylla Pink Fairyduster, Fairyduster, Mesquitilla, Mock Mesquite Perennial Subshrub Sun Dry
Callicarpa americana American Beautyberry , French Mulberry Perennial Shrub Part-shade Moist
Callirhoe involucrata Winecup, Purple Poppy Mallow Perennial Herb Sun, Part-shade Moist, Dry
Callirhoe involucrata var. lineariloba White Poppymallow, Winecup, Poppy Mallow, White Winecup, Purple Poppy Mallow Perennial Herb Sun Moist, Dry
Callirhoe leiocarpa Tall Poppymallow, Annual Winecup, Tall Poppy-mallow, Tall Poppy Mallow Annual Herb Part-shade Moist
Callirhoe pedata Palmleaf Poppymallow, Standing Winecup, Finger Poppymallow, Palmleaf Poppy Mallow Perennial Herb Sun, Part-shade Moist, Dry
Callirhoe scabriuscula Texas Poppymallow, Texas Poppy Mallow Annual Herb Sun Moist, Dry
Callitriche heterophylla Two-headed Water-starwort Annual Herb Sun
Callitriche heterophylla ssp. heterophylla Two-headed Water-starwort, Varied-leaved Water-starwort, Diverse-leaved Water-starwort Annual Herb
Callitriche pedunculosa Nuttall's Water-starwort Annual Herb
Callitriche peploides Matted Water-starwort Annual Herb
Calylophus berlandieri Berlandier's Sundrops , Square-bud Primrose, Sundrops Perennial Herb Sun, Part-shade Moist
Calylophus berlandieri ssp. berlandieri Berlandier's Sundrops, Drummond Sundrops, Square-bud Primrose Perennial Subshrub
Calylophus berlandieri ssp. pinifolius Berlandier's Sundrops, Square-bud Primrose, Sundrops, Square-bud Day-primrose Perennial Shrub Part-shade Dry
Calylophus hartwegii Hartweg's Sundrops, Western Primrose Perennial Herb Part-shade Dry
Calylophus hartwegii ssp. filifolius Hartweg's Sundrops Perennial Subshrub
Calylophus hartwegii ssp. maccartii Maccart's Sundrops Perennial Herb, Subshrub Sun
Calylophus hartwegii ssp. pubescens Hartweg's Sundrops, Grand Prairie Evening Primrose Perennial Subshrub
Calylophus lavandulifolius Lavenderleaf Sundrops, Lavendar-leaf Sundrops, Lavender-leaf Primrose Perennial Herb Sun
Calylophus serrulatus Yellow Sundrops, Yellow Evening Primrose, Plains Evening Primrose Perennial Herb Sun Dry
Camassia scilloides Atlantic Camas, Wild Hyacinth Perennial Herb Shade, Part-shade Dry
Campanula reverchonii Basin Bellflower, Texas Bluebell Annual Herb Sun Moist
Campsis radicans Trumpet Creeper, Trumpet Vine, Common Trumpet Creeper, Cow Vine, Foxglove Vine, Hellvine, Devil's Shoestring Perennial Vine Sun Moist, Dry
Capsicum annuum Chile Tepin, Chile Pequin, Chiltepin, Chile Petin, Bird Pepper, Turkey Pepper , Cayenne Pepper Annual, Perennial Herb Sun, Shade, Part-shade Moist
Capsicum annuum var. glabriusculum Chile Pequin, Chile Tepin, Bird Pepper, Turkey Pepper, Cayenne Pepper Annual Subshrub
Cardamine macrocarpa var. texana Texas Bittercress Annual Herb
Cardamine parviflora Sand Bittercress Annual Herb Sun, Part-shade Moist, Dry
Cardamine parviflora var. arenicola Sand Bittercress Annual Herb
Carex amphibola Eastern Narrowleaf Sedge, Creek Sedge Perennial Grass/Grass-like Shade, Part-shade Wet, Moist
Carex austrina Southern Sedge Perennial Herb, Grass/Grass-like
Carex blanda Eastern Woodland Sedge, Creek Sedge, Common Wood Sedge Perennial Grass/Grass-like Sun, Shade, Part-shade Moist, Dry
Carex bulbostylis False Hair Sedge Perennial Grass/Grass-like
Carex complanata Hirsute Sedge Perennial Herb, Grass/Grass-like
Carex corrugata Prune-fruit Sedge Perennial Grass/Grass-like
Carex crus-corvi Ravenfoot Sedge Perennial Grass/Grass-like
Carex edwardsiana Edwards Plateau Sedge Perennial Grass/Grass-like
Carex emoryi Emory's Sedge, Emory Sedge Perennial Grass/Grass-like Sun, Part-shade Wet
Carex frankii Frank's Sedge Perennial Grass/Grass-like Sun, Shade, Part-shade Wet
Carex gravida Heavy Sedge Perennial Grass/Grass-like
Carex hystericina Bottlebrush Sedge Perennial Grass/Grass-like Sun, Shade, Part-shade Moist
Carex leavenworthii Leavenworth's Sedge Perennial Grass/Grass-like
Carex microdonta Littletooth Sedge Perennial Grass/Grass-like
Carex muehlenbergii Muhlenberg's Sedge Perennial Grass/Grass-like
Carex muehlenbergii var. muehlenbergii Muhlenberg's Sedge Perennial Grass/Grass-like Sun Dry
Carex perdentata Sand Sedge, Meadow Sedge Perennial Grass/Grass-like Sun Moist
Carex planostachys Cedar Sedge Perennial Grass/Grass-like Part-shade Dry
Carex reniformis Kidneyshape Sedge Perennial Grass/Grass-like
Carex stricta Upright Sedge, Uptight Sedge, Tussock Sedge Perennial Grass/Grass-like Sun Wet, Moist
Carex tetrastachya Britton's Sedge Perennial Grass/Grass-like
Carlowrightia texana Texas Wrightwort Perennial Subshrub Sun Dry
Carlowrightia torreyana Torrey's Wrightwort Perennial Herb
Carya aquatica Water Hickory, Bitter Water Hickory, Bitter Hickory, Swamp Hickory, Water Pignut Hickory, Water Pignut, Bitter Pecan Perennial Tree Part-shade Wet
Carya illinoinensis Pecan Perennial Tree Sun Moist
Carya myristiciformis Nutmeg Hickory, Swamp Hickory, Bitter Water Hickory, Bitter Hickory Perennial Tree
Carya texana Black Hickory, Buckley Hickory, Pignut Hickory Perennial Tree Part-shade Dry
Castela erecta Goatbush Perennial Shrub, Tree
Castela erecta ssp. texana Texan Goatbush, Goat-bush, Allthorn Goatbush, Amargoso Perennial Shrub Part-shade Dry
Castilleja indivisa Texas Indian Paintbrush, Entireleaf Indian Paintbrush, Texas Paintbrush, Indian Paintbrush, Scarlet Paintbrush Annual Herb Sun Dry
Castilleja lanata Sierra Woolly Indian Paintbrush, Woolly Paintbrush Perennial Herb, Subshrub
Castilleja purpurea Prairie Paintbrush, Downy Indian Paintbrush, Purple Paintbrush, Lemon Paintbrush, Purple Painted Cup Perennial Herb Sun Dry
Castilleja purpurea var. citrina Lemon Paintbrush, Yellow Paintbrush, Yellow Prairie Paintbrush, Citron Paintbrush, Prairie Paintbrush, Prairie Indian Paintbrush Perennial Herb Sun Dry
Castilleja purpurea var. lindheimeri Lindheimer's Paintbrush, Lindheimer's Prairie Paintbrush, Lindheimer's Indian Paintbrush, Prairie Paintbrush Perennial Herb Sun Dry
Castilleja purpurea var. purpurea Purple Paintbrush, Purple Prairie Painbrush, Prairie Paintbrush, Downy Indian Paintbrush Perennial Herb Sun Dry
Castilleja rigida Rigid Indian Paintbrush Perennial Herb
Castilleja sessiliflora Downy Painted Cup, Downy Paintbrush, Great Plains Paintbrush, Great Plains Indian-paintbrush Perennial Herb Sun Dry
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
Ceanothus herbaceus Prairie Redroot, Smaller Redroot, Small Redroot, Inland Ceanothus, Fuzzy Ceanothus, Jersey Tea, Redroot Perennial Shrub Sun Dry
Celosia nitida West Indian Cock's Comb Perennial Herb Sun Moist
Celtis ehrenbergiana Desert Hackberry, Spiny Hackberry, Shiny Hackberry, Granjeno, Huasteco Perennial Shrub Sun, Part-shade 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 lindheimeri Lindheimer's Hackberry, Lindheimer Hackberry Perennial Tree Sun
Celtis occidentalis Common Hackberry, Northern Hackberry, American Hackberry, Nettle Tree, Beaverwood, False Elm Perennial Tree Sun, Shade, Part-shade Moist, Dry
Cenchrus echinatus Southern Sandbur Annual Grass/Grass-like
Cenchrus spinifex Grass Bur, Coastal Sandbur, Field Sandspur, Southern Sandbur, Spiny Burrgrass Annual Grass/Grass-like Sun, Part-shade Moist, Dry
Centaurea americana American Basket-flower, American Star-thistle, Basket-flower, Star Thistle, Shaving Brush, Basket Flower Annual Herb Sun, Part-shade 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 texense Lady Bird's Centaury, Texas Centaury Annual Herb Sun, Part-shade
Centella erecta Erect Centella, Erect Spadeleaf Perennial Herb Sun Moist
Centrosema virginianum Spurred Butterfly Pea, Butterfly Pea Perennial Vine Shade, Part-shade Moist, Dry
Cephalanthus occidentalis Common Buttonbush, Buttonbush, Button Willow, Honey Bells, Honeybells, Honey Balls, Honeyballs, Button-bush Perennial Shrub Shade, Part-shade Wet, Moist
Cerastium brachypodum Short-stalk Chickweed, Shortstalk Chickweed Annual, Perennial Herb
Ceratophyllum demersum Coon's Tail Perennial Herb Part-shade
Cercis canadensis Eastern Redbud, Redbud Perennial Tree Shade, Part-shade Moist
Cercis canadensis var. mexicana Mexican Redbud Perennial Tree Sun, Part-shade Dry
Cercis canadensis var. texensis Texas Redbud Perennial Tree Sun, Part-shade Dry
Cercocarpus montanus Alderleaf Mountain Mahogany, Silverleaf Mountain Mahogany, Mountain Mahogany Perennial Shrub Sun Dry
Cercocarpus montanus var. argenteus Silver Mountain Mahogany, Silverleaf Mountain Mahogany, True Mountain Mahogany, Mountain Mahogany Perennial Tree Sun Dry
Cevallia sinuata Stinging Serpent, Stinging Cevallia Perennial Herb
Chaerophyllum tainturieri Hairyfruit Chervil, Southern Chervil Annual Herb
Chaetopappa asteroides Arkansas Leastdaisy, Least Daisy Annual Herb
Chaetopappa bellidifolia Whiteray Leastdaisy, Dwarf White Aster, Edwards Lazy Daisy Annual Herb Sun
Chaetopappa bellioides Manyflower Leastdaisy Perennial Herb
Chaetopappa effusa Spreading Leastdaisy Perennial Subshrub
Chaetopappa ericoides Rose Heath, Rose-heath Perennial Herb, Subshrub
Chaetopappa imberbis Awnless Leastdaisy Annual Herb
Chamaecrista calycioides Woodland Sensitive Pea Perennial Herb
Chamaecrista fasciculata Partridge Pea, Sleepingplant, Sensitive Plant Annual Herb Sun, Part-shade Moist, Dry
Chamaecrista fasciculata var. fasciculata Partridge Pea, Showy Partridge-pea, Beeflower Annual Herb Sun
Chamaecrista flexuosa var. texana Texas Sensitive Pea Perennial Herb
Chamaecrista nictitans Sensitive Partridge Pea, Partridge-pea, Sensitive Pea Annual Herb Sun
Chamaecrista nictitans ssp. nictitans Sensitive Partridge Pea, Partridge Pea Annual Subshrub
Chamaesaracha coniodes Gray Five Eyes, False Nightshade, Ground Saracha, Prostrate Ground-cherry Perennial Herb Part-shade
Chamaesaracha coronopus Greenleaf Five Eyes, Green False Nightshade Perennial Herb
Chamaesaracha edwardsiana Edwards Plateau Five Eyes Perennial Subshrub Sun, Part-shade
Chamaesaracha pallida Pale Five Eyes, False Nightshade, Averett Pale Five Eyes Perennial Herb Sun, Part-shade
Chamaesaracha sordida Hairy Five Eyes, False Nightshade Perennial Herb
Chamaesaracha villosa Transpecos Five Eyes, Woolly False Nightshade Perennial Herb Sun, Part-shade
Chamaesyce acuta Pointed Sandmat Perennial Herb
Chamaesyce albomarginata Whitemargin Sandmat, Rattlesnake-weed Perennial Herb
Chamaesyce angusta Blackfoot Sandmat, Narrow-leaf Spurge Perennial Herb
Chamaesyce bombensis Dixie Sandmat Annual Herb
Chamaesyce cinerascens Ashy Sandmat Perennial Herb
Chamaesyce cordifolia Heartleaf Sandmat Annual Herb
Chamaesyce fendleri Fendler's Sandmat, Fendler's Spurge, Fendler's Carpetweed, Fendler's Euphorb Perennial Herb
Chamaesyce glyptosperma Ribseed Sandmat, Rib-seeded Sand Mat Annual Herb
Chamaesyce hypericifolia Graceful Sandmat, Graceful Spurge, Chickenweed, Large-spotted Spurge, Garden Spurge, Fluxweed, Baby's-breath Euphorbia Annual Herb
Chamaesyce hyssopifolia Hyssopleaf Sandmat Annual, Perennial Herb
Chamaesyce lata Hoary Sandmat, Hoary Euphorbia Perennial Herb
Chamaesyce maculata Spotted Spurge, Spotted Euphorbia, Spotted Sandmat, Milk Purslane, Prostrate Spurge Annual Herb Sun Dry
Chamaesyce missurica Prairie Sandmat, Missouri Spurge Annual Herb
Chamaesyce nutans Nodding Spurge, Eyebane Annual Herb Sun Dry
Chamaesyce prostrata Prostrate Spurge, Prostrate Sandmat, Ground Spurge Annual Herb Sun, Part-shade Dry
Chamaesyce serpens Matted Sandmat, Prostrate Spurge, Creeping Spurge Annual Herb
Chamaesyce serrula Sawtooth Sandmat Annual Herb
Chamaesyce villifera Hairy Sandmat Perennial Herb
Chaptalia texana Texas Silverpuff, Silverpuff, Nodding Lettuce, Silver Puff Perennial Herb Shade, Part-shade Dry
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
Cheilanthes alabamensis Alabama Lipfern Perennial Herb, Fern
Cheilanthes feei Slender Lipfern Perennial Fern
Cheilanthes horridula Rough Lipfern Perennial Fern Sun Dry
Cheilanthes lindheimeri Fairy-swords Perennial Fern
Cheilanthes tomentosa Woolly Lipfern Perennial Herb, Fern Sun, Part-shade
Chenopodium album Lambsquarters Annual Herb Sun, Shade, Part-shade Dry
Chenopodium berlandieri Pitseed Goosefoot, Lambs Quarters Annual Herb
Chenopodium incanum Mealy Goosefoot Annual Herb Sun Moist
Chenopodium leptophyllum Narrowleaf Goosefoot Annual Herb
Chenopodium pratericola Desert Goosefoot Annual Herb
Chenopodium simplex Mapleleaf Goosefoot Annual Herb Sun, Part-shade Moist, Dry
Chenopodium standleyanum Standley's Goosefoot Annual Herb
Chilopsis linearis Desert Willow, Flowering Willow, Willow-leaved Catalpa, Willowleaf Catalpa, Bow Willow, Flor De Mimbre, Mimbre Perennial Tree Sun Moist, Dry
Chloracantha spinosa Spiny Chloracantha, Mexican Devil-weed Perennial Herb
Chloris andropogonoides Slimspike Windmill Grass Perennial Grass/Grass-like Sun Moist, Dry
Chloris cucullata Hooded Windmill Grass, Hooded Windmillgrass Perennial Grass/Grass-like Part-shade Moist
Chloris verticillata Tumble Windmill Grass, Windmillgrass Perennial Grass/Grass-like Sun, Part-shade
Chloris virgata Feather Fingergrass, Showy Chloris Annual Grass/Grass-like Part-shade Dry
Chrysactinia mexicana Damianita Perennial Subshrub, Shrub Sun Dry
Chrysopsis pilosa Soft Goldenaster, Soft Golden-aster Annual Herb Sun, Part-shade
Chrysopsis texana Texas Chrysopsis Annual Herb
Chrysothamnus pulchellus Southwestern Rabbitbrush, Rubber Rabbit Brush Perennial Subshrub Sun
Cicuta maculata Spotted Water Hemlock, Water-hemlock, Beaver Poison Biennial Herb Wet
Cirsium altissimum Tall Thistle Biennial Herb Sun, Part-shade Moist, Dry
Cirsium engelmannii Engelmann's Thistle Biennial, Perennial Herb
Cirsium horridulum Bristle Thistle, Yellow Thistle, Horrid Thistle, Purple Thistle, Spiny Thistle, Bull Thistle Annual Herb
Cirsium ochrocentrum Yellowspine Thistle Biennial Herb
Cirsium texanum Texas Thistle Biennial Herb Sun Dry
Cirsium turneri Cliff Thistle Perennial Herb Sun Moist
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
Citharexylum berlandieri Berlandier's Fiddlewood, Berlandier Fiddlewood, Fiddlewood Perennial Shrub Part-shade Dry
Cladium mariscus ssp. jamaicense Jamaica Swamp Sawgrass, Jamaican Saw-grass, Saw-grass Perennial Grass/Grass-like Sun, Part-shade Wet, Moist
Claytonia virginica Virginia Springbeauty, Springbeauty Perennial Herb Part-shade Moist
Clematis drummondii Old Man's Beard, Drummond's Clematis, Texas Virgin's Bower, Goat's Beard Perennial Vine Sun, Part-shade Moist, Dry
Clematis pitcheri Purple Leatherflower, Purple Clematis, Leatherflower, Bluebill, Bellflower Clematis, Pitcher's Clematis Perennial Vine Sun, Part-shade Moist
Clematis texensis Scarlet Clematis, Scarlet Leatherflower, Texas Clematis Perennial Vine Part-shade Moist
Clinopodium arkansanum Limestone Calamint Perennial Herb Sun Moist
Clinopodium brownei Browne's Savory, St. John's Mint, Creeping Charlie, Lornatee Perennial Herb Sun Moist
Clitoria mariana Atlantic Pigeonwings, Butterfly Pea Perennial Vine Sun, Part-shade Dry
Cnidoscolus texanus Texas Bullnettle, Bull Nettle, Tread-softly, Spurge Nettle Perennial Herb
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
Colubrina texensis Texas Hog Plum, Texas Snakewood, Texas Colubrina, Hog Plum Perennial Shrub Part-shade Dry
Comandra umbellata Bastard Toadflax Perennial Subshrub Dry
Comandra umbellata ssp. pallida Pale Bastard Toadflax Perennial Subshrub
Commelina erecta Dayflower, Widow's Tears, White-mouth Dayflower, Whitemouth Dayflower Perennial Herb Part-shade Dry
Commelina erecta var. angustifolia Whitemouth Dayflower, Narrow-leaf Dayflower, Widow's Tears Perennial Herb Sun, Part-shade Moist, Dry
Condalia ericoides Javelina Bush Perennial Shrub Sun
Condalia hookeri Bluewood Condalia, Brasil, Brasilwood, Bluewood, Logwood, Purple Haw, Capul Negro Perennial Shrub, Tree Part-shade Dry
Condalia spathulata Knifeleaf Condalia Perennial Shrub
Condalia viridis Green Snakewood, Green Condalia Perennial Shrub Sun
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
Convolvulus equitans Texas Bindweed, Bindweed Annual Vine Part-shade Dry
Conyza canadensis Horseweed, Canadian Horseweed Annual Herb Sun
Cooperia drummondii Evening Rain Lily, Evening Star Rain Lily Perennial Herb Sun, Part-shade Moist, Dry
Cooperia pedunculata Hill Country Rain Lily, Prairie Lily, Rain Lily, Flor De Mayo Perennial Herb Sun 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
Cordia podocephala Texas Manjack, White Cordia Perennial Herb
Coreopsis basalis Goldenmane Tickseed, Golden-wave Annual Herb Sun Dry
Coreopsis lanceolata Lanceleaf Coreopsis, Lance-leaved Coreopsis, Lanceleaf Tickseed, Sand Coreopsis Perennial Herb Sun, Shade, Part-shade Dry
Coreopsis nuecensis Crown Tickseed, Crown Coreopsis Annual Herb Sun Dry
Coreopsis tinctoria Plains Coreopsis, Golden Tickseed, Goldenwave, Calliopsis Annual Herb Sun, Part-shade Moist
Coreopsis tinctoria var. tinctoria Golden Tickseed, Golden-wave Annual Herb Sun, Part-shade Moist
Coreopsis wrightii Rock Tickseed, Golden-wave Annual Herb
Cornus drummondii Roughleaf Dogwood, Drummond's Dogwood, Rough-leaf Dogwood Perennial Tree Shade, Part-shade Moist, Dry
Corydalis curvisiliqua Curvepod Fumewort, Scrambled Eggs, Golden Smoke, Curvepod Annual Herb Part-shade Dry
Corydalis curvisiliqua ssp. curvisiliqua Curvepod Fumewort Annual, Biennial Herb
Corydalis micrantha Smallflower Fumewort, Southern Corydalis, Golden Corydalis Annual Herb
Coryphantha echinus Rhinoceros Cactus Perennial Cactus/Succulent Dry
Coryphantha sulcata Pineapple Cactus, Nipple Cactus Perennial Cactus/Succulent Sun Dry
Cotinus obovatus American Smoke Tree, Texas Smoke Tree, Wild Smoke Tree, Smoke Tree, Smokebush, Chittamwood Perennial Tree Sun, Part-shade Dry
Crassula aquatica Water Pygmyweed Annual Herb
Crassula longipes Smallseed Pygmyweed Annual Herb
Crataegus crus-galli Cockspur Hawthorn, Cockspur Thorn, Newcastle Hawthorn, Newcastle Thorn, Hog Apple Perennial Tree Sun, Shade, Part-shade Moist, Dry
Crataegus greggiana Gregg's Hawthorn, Gregg Hawthorn Perennial Shrub Part-shade
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 reverchonii Reverchon's Hawthorn, Reverchon Hawthorn Perennial Tree Part-shade Dry
Crataegus texana Texas Hawthorn Perennial Shrub, Tree
Crataegus tracyi Tracy's Hawthorn, Tracy Hawthorn, Mountain Hawthorn Perennial Tree Part-shade Dry
Crataegus turnerorum Turner's Hawthorn Perennial Tree
Crataegus viridis Green Hawthorn, Southern Hawthorn Perennial Shrub, Tree Part-shade Wet
Crataegus viridis var. desertorum Desert Hawthorn, Smooth Western Hawthorn, Green Hawthorn Perennial Tree
Croptilon divaricatum Slender Scratchdaisy, Scratch Daisy, Granite Daisy Annual Herb
Croptilon hookerianum var. hookerianum Hooker's Scratchdaisy Annual Herb
Croptilon rigidifolium Stiffleaf Scratchdaisy Annual Herb
Croton alabamensis Alabama Croton Perennial Subshrub, Shrub
Croton alabamensis var. texensis Texabama Croton, Texas Alabama Croton Perennial Shrub Part-shade Dry
Croton capitatus Hogwort, Texas Goatweed Annual Herb
Croton capitatus var. lindheimeri Woolly Croton, Lindheimer's Hogwort, Woolly Texas Goatweed, Woolly Doveweed Annual Herb Sun
Croton fruticulosus Bush Croton, Encinilla, Hierba Loca Perennial Herb Part-shade Dry
Croton glandulosus Tooth-leaved Croton, Sand Croton, Tropic Croton, Vente Conmigo Annual Herb, Subshrub Sun Dry
Croton incanus Torrey's Croton Perennial Shrub Part-shade
Croton leucophyllus Twocolor Croton Annual Herb
Croton lindheimerianus Threeseed Croton Annual Herb Sun
Croton monanthogynus Prairie Tea, One-seed Croton, Doveweed, Dove Weed, Prairie Goatweed Annual Herb Sun Moist, Dry
Croton pottsii Leatherweed Perennial Herb, Subshrub
Croton pottsii var. pottsii Leatherweed Perennial Herb, Subshrub
Croton texensis Texas Croton, Doveweed, Texas Goatweed Annual Herb
Cryptantha mexicana Mexican Cryptantha Annual Herb
Cryptantha minima Little Cryptantha Annual Herb Sun Dry
Cryptantha oblata Rough Cryptantha Perennial Herb, Subshrub
Cryptantha palmeri Palmer's Cryptantha Perennial Herb, Subshrub
Cryptantha texana Pick Me Nots Annual Herb
Cucurbita foetidissima Stinking Gourd, Buffalo Gourd, Missouri Gourd, Stink Gourd, Wild Gourd Perennial Herb Sun
Cuscuta cuspidata Cusp Dodder, Dodder, Angel Hair Perennial Vine
Cuscuta exaltata Tree Dodder, Tall Dodder Annual Vine
Cuscuta indecora Bigseed Alfalfa Dodder, Largeseed Dodder, Pretty Dodder Perennial Herb, Vine
Cuscuta leptantha Slender Dodder Annual Vine
Cuscuta obtusiflora Peruvian Dodder Annual, Perennial Herb, Vine
Cuscuta pentagona Fiveangled Dodder Annual Vine
Cuscuta pentagona var. pentagona Fiveangled Dodder Perennial Vine
Cuscuta umbellata Flatglobe Dodder, Santa Fe Dodder Annual Vine
Cyclanthera naudiniana Hill Country Cyclanthera, Naudin's Cyclanthera, Central Texas Cyclanthera Annual Herb, Vine
Cycloloma atriplicifolium Winged Pigweed Annual Herb Sun Moist, Dry
Cylindropuntia imbricata Tree Cholla, Walking Stick Cholla, Cholla Perennial Cactus/Succulent
Cylindropuntia imbricata var. imbricata Tree Cholla, Teddy-bear Cholla, Cholla, Cane Cactus, Walkingstick Cholla Perennial Cactus/Succulent Sun, Part-shade Dry
Cylindropuntia kleiniae Candle Cholla, Klein's Pencil Cactus Perennial Cactus/Succulent Sun
Cylindropuntia leptocaulis Tasajillo, Christmas Cactus, Pencil Cactus, Christmas Cholla, Desert Christmas Cactus Perennial Cactus/Succulent Sun Dry
Cymopterus macrorhizus Bigroot Springparsley, Big-root Cymopterus Perennial Herb
Cynanchum barbigerum Bearded Swallow-wort, Thicket Threadvine Perennial Vine Sun
Cynanchum laeve Honeyvine Perennial Herb, Vine
Cynanchum maccartii Maccart's Swallow-wort Perennial Vine Sun
Cynanchum racemosum Talayote Perennial Herb, Vine
Cynanchum racemosum var. unifarium Talayote Perennial Vine
Cyperus acuminatus Tapertip Flatsedge Annual, Perennial Grass/Grass-like
Cyperus articulatus Jointed Flatsedge, Chintul Perennial Grass/Grass-like Part-shade
Cyperus croceus Baldwin's Flatsedge Perennial Grass/Grass-like
Cyperus echinatus Globe Flatsedge Perennial Grass/Grass-like
Cyperus elegans Royal Flatsedge Perennial Grass/Grass-like
Cyperus erythrorhizos Redroot Flatsedge Annual, Perennial Grass/Grass-like
Cyperus esculentus Yellow Nutsedge, Chufa Sedge, Yellow Nut-grass Perennial Grass/Grass-like Sun, Part-shade Moist
Cyperus haspan Haspan Flatsedge Perennial Grass/Grass-like
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 pseudovegetus Marsh Flatsedge, Marsh Flat Sedge Perennial Grass/Grass-like Sun
Cyperus reflexus Bentawn Flatsedge Perennial Grass/Grass-like
Cyperus retroflexus Oneflower Flatsedge Perennial Grass/Grass-like
Cyperus retrorsus Pine Barren Flatsedge Perennial Grass/Grass-like Dry
Cyperus retrorsus var. retrorsus Pine Barren Flatsedge Perennial Grass/Grass-like
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
Cyperus strigosus Straw-colored Flatsedge Perennial Grass/Grass-like
Cyperus surinamensis Tropical Flatsedge Perennial Grass/Grass-like
Cyphomeris gypsophiloides Red Cyphomeris Perennial Subshrub
Cystopteris utahensis Utah Bladderfern Perennial Fern
Dalea aurea Golden Dalea, Golden Prairie Clover Perennial Herb Sun Dry
Dalea bicolor var. argyrea Silver Prairie Clover, Silver Dalea, Silver Bush Dalea Perennial Shrub Sun
Dalea candida White Prairie Clover Perennial Subshrub Sun Dry
Dalea candida var. oligophylla Fewleaf White Prairie Clover, White Prairie Clover, Western White Prairie Clover Perennial Herb
Dalea compacta Compact Prairie Clover, Purple Prairie Clover Perennial Herb
Dalea emarginata Wedgeleaf Prairie Clover Annual Herb Sun Dry
Dalea enneandra Nine-anther Prairie Clover Perennial Herb Dry
Dalea formosa Featherplume, Feather Dalea, Indigobush Perennial Shrub Sun Dry
Dalea frutescens Black Dalea, Black Prairie Clover Perennial Shrub Sun Dry
Dalea greggii Gregg Dalea, Gregg's Prairie Clover, Trailing Indigo Bush, Indigo Bush Perennial Herb Sun, Part-shade Dry
Dalea hallii Hall's Prairie Clover, Hall's Dalea Perennial Shrub
Dalea jamesii James's Prairie Clover Perennial Subshrub
Dalea lanata Woolly Prairie Clover Perennial Herb
Dalea lasiathera Purple Dalea Perennial Shrub Sun
Dalea multiflora Roundhead Prairie Clover, White Prairie Clover, Round Headed Dalea, Round Headed Clover Perennial Herb Sun Dry
Dalea nana Dwarf Prairie Clover, Dwarf Dalea Perennial Shrub
Dalea nana var. carnescens Dwarf Prairie Clover Perennial Herb
Dalea obovata Pussyfoot Perennial Herb Sun, Part-shade Dry
Dalea phleoides Slimspike Prairie Clover Perennial Herb, Subshrub
Dalea phleoides var. microphylla Slimspike Prairie Clover Perennial Subshrub
Dalea pogonathera Bearded Prairie Clover, Bearded Dalea Perennial Herb
Dalea purpurea Purple Prairie Clover Perennial Subshrub Sun Dry
Dalea purpurea var. purpurea Purple Prairie Clover, Violet Prairie Clover Perennial Herb Sun Moist
Dalea tenuis Pinkglobe Prairie Clover Perennial Subshrub
Dalea wrightii Wright's Prairie Clover Perennial Herb
Dasylirion texanum Texas Sotol, Sotol Perennial Grass/Grass-like Sun Dry
Dasyochloa pulchella Desert Fluffgrass, Low Woollygrass, Low Tridens, Fluff Grass, Fluffgrass, Desert Fluff-grass Perennial Grass/Grass-like Sun Dry
Datura wrightii Jimsonweed, Sacred Thorn-apple, Thorn-apple, Angel Trumpet, Sacred Datura, Western Jimson Weed Annual Herb Sun, Part-shade Dry
Daucosma laciniata Meadow Parasol, Daucosma Annual Herb
Daucus pusillus American Wild Carrot, Rattlesnake-weed, Wild Carrot Annual, Biennial Herb
Decodon verticillatus Swamp Loosestrife, Swamp-loosestrife, Water Willow Perennial Herb Sun Wet, Moist
Delphinium carolinianum Prairie Larkspur, Carolina Larkspur, Blue Larkspur Perennial Herb Part-shade Dry
Delphinium carolinianum ssp. vimineum Carolina Larkspur, Prairie Larkspur Perennial Herb Part-shade Dry
Delphinium carolinianum ssp. virescens Carolina Larkspur, Prairie Larkspur, Plains Larkspur Perennial Herb Sun Moist
Descurainia pinnata Western Tansymustard, Tansy-mustard Annual Herb Sun Dry
Desmanthus acuminatus Sharp Pod Bundleflower, Wild Tantan Perennial Herb, Subshrub, Shrub
Desmanthus glandulosus Glandular Bundleflower Perennial Subshrub
Desmanthus illinoensis Illinois Bundleflower, Bundleflower, Prairie Bundle Flower, Prickleweed, Illinois Desmanthus, Prairie Mimosa Perennial Shrub Sun Moist
Desmanthus leptolobus Slenderlobe Bundleflower Perennial Herb
Desmanthus obtusus Bluntpod Bundleflower Perennial Herb
Desmanthus reticulatus Netleaf Bundleflower Perennial Herb
Desmanthus velutinus Velvet Bundleflower Perennial Herb
Desmanthus virgatus Prostrate Bundleflower, Wild Tantan, Slender Mimosa Perennial Herb, Subshrub
Desmodium ciliare Hairy Small-leaf Ticktrefoil Perennial Herb
Desmodium ciliare var. ciliare Hairy Small-leaf Ticktrefoil Perennial Herb
Desmodium paniculatum Panicledleaf Ticktrefoil, Panicled Tick Trefoil, Velcro Vine Perennial Herb Part-shade Dry
Desmodium psilophyllum Simpleleaf Ticktrefoil, Wright's Tickclover, Beggar's Ticks, Sticktights Perennial Herb
Desmodium sessilifolium Sessileleaf Ticktrefoil Perennial Herb Sun Dry
Desmodium tweedyi Tweedy's Ticktrefoil Perennial Herb
Dichanthelium aciculare Needleleaf Rosette Grass Perennial Grass/Grass-like
Dichanthelium acuminatum Tapered Rosette Grass Perennial Grass/Grass-like
Dichanthelium acuminatum var. acuminatum Tapered Rosette Grass Perennial Grass/Grass-like Sun
Dichanthelium acuminatum var. lindheimeri Lindheimer Panicgrass, Lindheimer's Rosettegrass Perennial Grass/Grass-like Sun, Part-shade
Dichanthelium dichotomum Cypress Panicgrass Perennial Grass/Grass-like
Dichanthelium linearifolium Slimleaf Panicgrass Perennial Grass/Grass-like
Dichanthelium nodatum Sarita Rosette Grass Perennial Grass/Grass-like
Dichanthelium oligosanthes Heller's Rosette Grass Perennial Grass/Grass-like
Dichanthelium pedicellatum Cedar Rosette Grass, Corm-based Panicgrass Perennial Grass/Grass-like
Dichanthelium sphaerocarpon Roundseed Panicgrass Perennial Grass/Grass-like
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
Digitaria bicornis Asian Crabgrass, Finger Grass, Southern Crabgrass Annual, Perennial Grass/Grass-like
Digitaria californica Arizona Cottontop, California Cottontop, California Crab Grass, Cottontop Perennial Grass/Grass-like Part-shade Dry
Digitaria ciliaris Southern Crabgrass Annual, Perennial Grass/Grass-like
Digitaria filiformis Slender Crabgrass Annual, Perennial Grass/Grass-like
Digitaria insularis Sourgrass Perennial Grass/Grass-like
Digitaria patens Texas Cottontop Perennial Grass/Grass-like
Digitaria pubiflora Carolina Crabgrass Perennial Grass/Grass-like
Diodia teres Poorjoe Annual Herb
Diodia virginiana Virginia Buttonweed, Buttonweed Annual Subshrub
Diospyros texana Texas Persimmon, Mexican Persimmon, Black Persimmon, Chapote, Chapote Prieto Perennial Tree Sun, Part-shade Dry
Diospyros virginiana Common Persimmon, Eastern Persimmon, Possumwood, Date Plum, Winter Plum, Jove's Fruit Perennial Tree Part-shade Dry
Distichlis spicata Saltgrass, Coastal Salt Grass, Inland Salt-grass Perennial Grass/Grass-like Sun Wet
Dodecatheon meadia Eastern Shooting Star, Shooting Star, Pride Of Ohio, Roosterheads, Prairie Pointers Perennial Herb Part-shade Moist
Draba brachycarpa Shortpod Draba Annual Herb
Draba cuneifolia Wedgeleaf Draba, Whitlow-grass Annual Herb
Draba cuneifolia var. cuneifolia Wedgeleaf Draba Annual Herb
Draba platycarpa Broadpod Draba, Broad-pod Draba, Broadpod Whitlowgrass, Broadpod Whitlow-grass Annual Herb
Dracopis amplexicaulis Clasping Coneflower, Clasping-leaf Coneflower Annual Herb Part-shade Moist
Dulichium arundinaceum Threeway Sedge, Three-sided Sedge Perennial Grass/Grass-like Part-shade Wet
Dyschoriste linearis Snake Herb, Polkadots, Narrowleaf Dyschoriste Perennial Herb Sun Wet, Moist
Dysodiopsis tagetoides False Dogfennel, Dogweed Perennial Herb
Echinacea angustifolia Black Samson, Black Samson Echinacea, Narrow-leaf Coneflower Perennial Herb Sun, Part-shade Dry
Echinocactus horizonthalonius Devilshead, Eagle Claws, Turk's Head, Devil's Head Perennial Cactus/Succulent Sun Dry
Echinocactus horizonthalonius var. horizonthalonius Devilshead, Turk's Head, Devil's Head, Manca Caballo, Bluebarrel Cactus, Visnaga Meloncillo Perennial Cactus/Succulent
Echinocactus texensis Horse Crippler, Horse Crippler Cactus, Devil's Head, Chisos Hedgehog Cactus, Chisos Hedgehog Perennial Cactus/Succulent Sun Dry
Echinocereus coccineus Scarlet Hedgehog Cactus, Claret Cup Perennial Cactus/Succulent
Echinocereus coccineus var. paucispinus Scarlet Hedgehog Cactus, Claret Cup Perennial Cactus/Succulent Sun, Part-shade Dry
Echinocereus enneacanthus Pitaya, Strawberry Cactus, Banana Cactus, Cob Cactus, Purple Pitaya, Strawberry Hedgehog Cactus, Prostrate Hedgehog Cactus Perennial Cactus/Succulent Sun Dry
Echinocereus enneacanthus var. brevispinus Pitaya Perennial Cactus/Succulent
Echinocereus pectinatus Rainbow Cactus Perennial Cactus/Succulent Sun Dry
Echinocereus reichenbachii Lace Hedgehog Cactus, Lace Cactus, Lace Hedgehog, Purple Candle Perennial Cactus/Succulent Sun Dry
Echinocereus reichenbachii ssp. reichenbachii Lace Hedgehog Cactus, Lace Cactus Perennial Cactus/Succulent Sun Dry
Echinocereus stramineus Strawberry Hedgehog Cactus, Pitaya Perennial Cactus/Succulent Sun Dry
Echinochloa crus-pavonis var. macera Gulf Cockspur Grass Annual Grass/Grass-like
Echinochloa muricata American Barnyard Grass, Rough Barnyard Grass, Barnyard Grass, American Cockspur Grass, Wild Millet Annual Grass/Grass-like Sun Wet, Moist
Echinochloa walteri Coast Cockspur Grass Annual Grass/Grass-like
Echinodorus berteroi Upright Burrhead Annual Herb
Echinodorus cordifolius Creeping Burhead, Lance-leaf Burhead, Radican Sword, Burhead, Creeping Water-plantain Annual Herb Shade Wet
Echinodorus tenellus Mudbabies Perennial Herb
Eclipta prostrata Pie Plant, False Daisy, Eclipta Annual, Perennial Herb
Ehretia anacua Anacua, Sugarberry Anacua, Anaqua, Anacahuita, Knockaway, Knackaway, Sandpaper Tree, Manzanita, Manzanillo, Tlalahuacate Perennial Tree Sun, Part-shade Dry
Elatine brachysperma Shortseed 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 compressa var. acutisquamata Sharpscale Spikerush Perennial Grass/Grass-like
Eleocharis engelmannii Engelmann's Spikerush Annual Grass/Grass-like
Eleocharis erythropoda Bald Spikerush Perennial Grass/Grass-like
Eleocharis flavescens Yellow Spikerush, Pale Spike-rush, Wrinkle-sheathed Spike-rush Perennial Grass/Grass-like
Eleocharis interstincta Knotted Spikerush Perennial Grass/Grass-like
Eleocharis macrostachya Pale Spikerush Perennial Grass/Grass-like
Eleocharis montevidensis Sand Spikerush, Spike Rush Perennial Grass/Grass-like Sun Wet, Moist
Eleocharis obtusa Blunt Spikerush Annual Grass/Grass-like Sun
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 reverchonii Reverchon's Spikerush Annual, Perennial Grass/Grass-like
Eleocharis rostellata Beaked Spikerush, Leap Frog Spike Rush Perennial Grass/Grass-like Part-shade Wet
Elionurus tripsacoides Pan American Balsamscale, Balsamscale Perennial Grass/Grass-like Sun Dry
Elymus canadensis Canada Wild Rye, Canadian Wildrye, Prairie Wildrye, Nodding Wildrye Perennial Grass/Grass-like Sun, Part-shade Moist
Elymus elymoides Squirreltail, Bottlebrush Squirreltail, Squirrel-tail Perennial Grass/Grass-like
Elymus elymoides ssp. brevifolius Squirreltail, Long-leaf Squirrel-tail Perennial Grass/Grass-like Sun Dry
Elymus virginicus Virginia Wild Rye, Virginia Wildrye Perennial Grass/Grass-like Part-shade Moist
Elymus virginicus var. virginicus Virginia Wildrye, Virginia Wild Rye Perennial Grass/Grass-like
Engelmannia peristenia Engelmann's Daisy, Engelmann Daisy, Cutleaf Daisy Perennial Herb Sun Dry
Ephedra antisyphilitica Mormon Tea, Joint-fir, Clapweed, Popote Perennial Shrub Part-shade Dry
Ephedra aspera Rough Jointfir Perennial Shrub
Ephedra coryi Cory's Jointfir, Cory's Ephedra Perennial Cactus/Succulent
Ephedra pedunculata Vine Jointfir Perennial Shrub
Ephedra torreyana Torrey's Jointfir, Torrey Joint-fir Perennial Shrub Part-shade Dry
Epipactis gigantea Stream Orchid, Chatterbox Orchid, Giant Hellebore Perennial Herb Shade, Part-shade Wet, Moist
Epithelantha micromeris Pingpong Ball Cactus, Button Cactus Perennial Cactus/Succulent Sun, Part-shade Dry
Equisetum hyemale Scouring-rush Horsetail, Horsetail, Scouring Rush, Canuela Perennial Herb Sun, Shade, Part-shade Wet, Moist
Equisetum hyemale var. affine Scouring-rush Horsetail Perennial Herb Sun, Part-shade Wet
Equisetum laevigatum Smooth Horsetail, Horsetail Perennial Herb Sun
Eragrostis curtipedicellata Gummy Lovegrass, Gummy Love Grass Perennial Grass/Grass-like
Eragrostis hirsuta Bigtop Lovegrass , Bigtop Love Grass Perennial Grass/Grass-like
Eragrostis hypnoides Teal Lovegrass , Teal Love Grass Annual Grass/Grass-like
Eragrostis intermedia Plains Lovegrass, Plains Love Grass Perennial Grass/Grass-like Part-shade Dry
Eragrostis lugens Mourning Lovegrass , Mourning Love Grass Perennial Grass/Grass-like
Eragrostis palmeri Rio Grande Lovegrass, Rio Grande Love Grass Perennial Grass/Grass-like Part-shade Dry
Eragrostis pectinacea Tufted Lovegrass, Tufted Love Grass Annual Grass/Grass-like
Eragrostis pectinacea var. pectinacea Tufted Lovegrass, Tufted Love Grass Annual Grass/Grass-like
Eragrostis secundiflora Red Lovegrass , Red Love Grass Perennial Grass/Grass-like
Eragrostis secundiflora ssp. oxylepis Red Lovegrass, Red Love Grass Perennial Grass/Grass-like Sun
Eragrostis sessilispica Tumble Lovegrass, Tumble Love Grass Perennial Grass/Grass-like
Eragrostis spectabilis Purple Lovegrass, Purple Love Grass, Purple Plains Lovegrass, Tumblegrass, Petticoat Climber Perennial Grass/Grass-like Sun Moist
Eragrostis trichodes Sand Lovegrass, Sand Love Grass Perennial Grass/Grass-like Part-shade
Erigeron bellidiastrum Western Daisy Fleabane Annual Herb
Erigeron colomexicanus Running Fleabane, Sprawling Daisy Biennial Herb
Erigeron flagellaris Trailing Fleabane Biennial Herb
Erigeron geiseri Geiser's Fleabane Annual Herb
Erigeron modestus Plains Fleabane, Prairie Fleabane Perennial Herb Sun Dry
Erigeron philadelphicus Philadelphia Fleabane, Fleabane Daisy Biennial Herb Part-shade
Erigeron philadelphicus var. philadelphicus Philadelphia Fleabane Biennial Herb
Erigeron procumbens Corpus Christi Fleabane Perennial Herb
Erigeron strigosus Prairie Fleabane, Daisy Fleabane, Common Eastern Fleabane Annual, Biennial, Perennial Herb Sun
Erigeron tenuis Slenderleaf Fleabane Perennial Herb
Erigeron versicolor Changing Fleabane Annual Herb
Eriocaulon koernickianum Gulf Pipewort Perennial Herb
Eriochloa sericea Texas Cupgrass Perennial Grass/Grass-like Sun Dry
Eriogonum abertianum Abert's Buckwheat, Abert's Wild Buckwheat Annual Herb
Eriogonum annuum Annual Buckwheat, Annual Wild Buckwheat, Umbrella Plant Annual Herb Sun Dry
Eriogonum longifolium Longleaf Buckwheat, Longleaf Wild Buckwheat Perennial Herb
Eriogonum longifolium var. longifolium Longleaf Buckwheat Perennial Herb
Eriogonum multiflorum Wild Buckwheat, Heart-sepal Buckwheat, Heart-sepal Wild Buckwheat Annual Herb Part-shade Dry
Eriogonum nealleyi Irion County Buckwheat, Irion County Wild Buckwheat Perennial Herb
Eriogonum tenellum var. ramosissimum Tall Buckwheat, Granite Mountain Wild Buckwheat Perennial Subshrub
Erioneuron pilosum Hairy Woollygrass, Hairy Tridens Perennial Grass/Grass-like Sun Dry
Erodium texanum Texas Stork's Bill, Stork's Bill, Pine Needle, Fillaree Annual, Biennial Herb Sun Dry
Eryngium diffusum Spreading Eryngo Annual Herb
Eryngium hookeri Hooker's Eryngo Annual Herb
Eryngium leavenworthii Leavenworth's Eryngo, Eryngo, False Purple Thistle Annual Herb Sun, Part-shade Moist
Eryngium yuccifolium Rattlesnake Master, Button Eryngo, Button Snakeroot, Beargrass, Bear's Grass Perennial Herb Sun Moist
Erysimum asperum Western Wallflower Biennial, Perennial Herb
Escobaria missouriensis Missouri Foxtail Cactus, Plains Nipple Cactus Perennial Cactus/Succulent Sun Dry
Escobaria vivipara Spinystar, Common Beehive Cactus, Pincushion Cactus Perennial Cactus/Succulent
Escobaria vivipara var. radiosa Spinystar Perennial Cactus/Succulent
Escobaria vivipara var. vivipara Spinystar Perennial Cactus/Succulent
Eupatorium capillifolium Dogfennel, Dog Fennel Perennial Herb
Eupatorium serotinum White Boneset, Lateflowering Thoroughwort, Late Boneset, Late-flowering Boneset Perennial Herb Part-shade Moist
Euphorbia antisyphilitica Candelilla, Wax Plant Perennial Subshrub Sun Dry
Euphorbia bicolor Snow On The Prairie, Snow-on-the-prairie Annual Herb Sun, Part-shade
Euphorbia brachycera Horned Spurge Perennial Herb
Euphorbia corollata Flowering Spurge Perennial Herb Sun Dry
Euphorbia cyathophora Wild Poinsettia, Poinsettia, Fire On The Mountain Annual Herb Sun Moist
Euphorbia dentata Toothed Spurge, Toothed-leaf Poinsettia Annual Herb
Euphorbia hexagona Sixangle Spurge Annual Herb
Euphorbia longicruris Wedgeleaf Spurge Annual Herb
Euphorbia marginata Snow On The Mountain, Snow-on-the-mountain Annual Herb Part-shade Moist
Euphorbia peplidion Low Spurge Annual Herb
Euphorbia roemeriana Roemer's Spurge Annual Herb
Euphorbia spathulata Warty Spurge Annual Herb
Euphorbia tetrapora Weak Spurge Annual Herb
Eurytaenia texana Texas Spreadwing Annual Herb
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
Evax candida Silver Pygmycudweed Annual Herb
Evax prolifera Bighead Pygmycudweed, Rabbit Tobacco Annual Herb Part-shade
Evax verna Spring Pygmycudweed Annual Herb
Evax verna var. verna Spring Pygmycudweed Annual Herb
Evolvulus alsinoides Slender Dwarf Morning-glory Perennial Herb
Evolvulus alsinoides var. angustifolius Slender Dwarf Morning-glory Perennial Herb
Evolvulus nuttallianus Shaggy Dwarf Morning-glory, Silky Evolvulus, Shaggy Evolvulus Perennial Herb
Evolvulus sericeus Silver Dwarf Morning-glory, White Evolvulus Perennial Herb Sun Dry
Evolvulus sericeus var. sericeus Silver Dwarf Morning-glory, White Evolvulus Perennial Herb
Eysenhardtia texana Texas Kidneywood, Kidneywood, Bee Brush, Vara Dulce, Palo Dulce Perennial Shrub Sun Dry
Fallugia paradoxa Apache Plume, Ponil Perennial Shrub Part-shade Dry
Fendlera rupicola Cliff Fendlerbush, False Mock-orange Perennial Shrub Sun Dry
Fendlera wrightii Wright's Fendlerbush Perennial Shrub
Ferocactus hamatacanthus Turk's Head, Turk's Head Cactus, Texas Barrel Cactus, Giant Fishhook Cactus Perennial Cactus/Succulent Sun Dry
Ferocactus hamatacanthus var. hamatacanthus Turk's Head Perennial Cactus/Succulent
Festuca versuta Texas Fescue Perennial Grass/Grass-like
Fimbristylis autumnalis Slender Fimbry Annual Grass/Grass-like
Fimbristylis puberula Hairy Fimbry Perennial Grass/Grass-like
Fimbristylis vahlii Vahl's Fimbry Annual Grass/Grass-like
Flaveria trinervia Clustered Yellowtops Annual Herb Sun, Part-shade Moist
Fleischmannia incarnata Pink Thoroughwort Perennial Herb
Florestina tripteris Sticky Florestina Annual Herb
Flourensia cernua American Tarwort Perennial Shrub
Flyriella parryi Chisos Mountain Brickellbush Perennial Herb
Forestiera angustifolia Narrow-leaf Forestiera, Tanglewood, Desert Olive, Texas Swamp-privet, Panalero, Elbow Bush Perennial Tree Sun Dry
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
Forestiera pubescens var. pubescens Stretchberry, Elbowbush, Stretch-berry, Downy Forestiera, Desert Olive, Elbow-bush Perennial Shrub Sun, Part-shade Dry
Forestiera reticulata Netleaf Swampprivet, Net-leaf Forestiera Perennial Shrub
Fouquieria splendens Ocotillo, Devil's Walking Stick, Candlewood Perennial Shrub 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
Fraxinus albicans Texas Ash, Mountain Ash Perennial Tree Part-shade Dry
Fraxinus berlandieriana Mexican Ash, Berlandier Ash, Berlandier's Ash, Plumero Perennial Tree Part-shade Dry
Fraxinus greggii Gregg's Ash, Gregg Ash, Littleleaf Ash, Dogleg Ash, Escobilla, Barreta China Perennial Tree Part-shade Dry
Fraxinus pennsylvanica Green Ash, Red Ash, Swamp Ash, River Ash, Water Ash, Darlington Ash Perennial Tree Sun, Shade, Part-shade Wet, Moist, Dry
Froelichia drummondii Drummond's Snakecotton Annual Herb
Froelichia floridana Plains Snakecotton, Snake-cotton Annual Herb
Froelichia gracilis Slender Snakecotton, Snake-cotton Annual Herb
Fuirena simplex Western Umbrella-sedge, Umbrellagrass, Western Umbrella Sedge Perennial Grass/Grass-like
Fuirena simplex var. aristulata Western Umbrella-sedge, Western Umbrella Sedge Annual, Perennial Grass/Grass-like
Fuirena simplex var. simplex Western Umbrella-sedge, Western Umbrella Sedge Perennial Grass/Grass-like
Fuirena squarrosa Hairy Umbrella Sedge Perennial Grass/Grass-like
Funastrum crispum Wavyleaf Twinevine, Wavy-leaf Milkweed Vine Perennial Subshrub
Funastrum cynanchoides Fringed Twinevine, Climbing Milkweed Vine, Twine-vine Perennial Vine Part-shade Dry
Funastrum cynanchoides ssp. cynanchoides Fringed Twinevine Perennial Herb
Gaga kaulfussii Glandular Lipfern, Kaulfuss Lipfern, Kaulfuss' Lipfern Perennial Fern
Gaillardia aestivalis Lanceleaf Blanketflower, Winkler Gaillardia Perennial Herb
Gaillardia amblyodon Maroon Blanketflower, Red Gaillardia, Red Indian Blanket Annual Herb Sun Dry
Gaillardia pinnatifida Red Dome Blanketflower, Yellow Gaillardia, Blanket Flower Perennial Herb Sun
Gaillardia pulchella Indian Blanket, Firewheel, Girasol Rojo Annual Herb Sun, Part-shade Dry
Gaillardia pulchella var. pulchella Indian Blanket, Firewheel Annual Herb
Gaillardia suavis Pincushion Daisy, Fragrant Gaillardia, Rayless Gaillardia, Perfumeballs Perennial Herb Part-shade Dry
Galactia canescens Hoary Milkpea Perennial Herb
Galactia heterophylla Gray's Milkpea, Milkpea Perennial Herb
Galactia marginalis Edible Milkpea Perennial Herb
Galactia texana Texas Milkpea Perennial Vine
Galactia volubilis Downy Milkpea Perennial Vine
Galium aparine Stickywilly, Catchweed Bedstraw, Cleavers, Common Bedstraw, Sticky Weed, Goose Grass Annual Herb, Vine Shade
Galium circaezans Licorice Bedstraw Perennial Subshrub
Galium pilosum Hairy Bedstraw Perennial Herb
Galium proliferum Limestone Bedstraw Annual Herb
Galium texense Texas Bedstraw Annual Herb
Galium tinctorium Stiff Marsh Bedstraw Perennial Herb Part-shade
Galium uncinulatum Bristly Bedstraw Perennial Herb
Galium virgatum Southwestern Bedstraw, Southwest Bedstraw Annual Herb
Galphimia angustifolia Narrowleaf Goldshower, Thryallis, Narrow-leaf Goldshower Perennial Shrub Part-shade Moist, Dry
Gamochaeta argyrinea Silver Cudweed, Silvery Everlasting Annual Herb
Gamochaeta falcata Narrowleaf Purple Everlasting Annual Herb
Gamochaeta pensylvanica Pennsylvania Everlasting Annual Herb
Gamochaeta purpurea Spoonleaf Purple Everlasting , Early Cudweed Annual, Biennial Herb
Garrya ovata Eggleaf Silktassel, Mexican Silktassel, Eggleaf Garrya, Zumaque, Cuauchichic, Cuauchichi, Guachichi Perennial Shrub Sun, Part-shade Dry
Garrya ovata ssp. lindheimeri Lindheimer's Silktassel, Lindheimer Silktassel, Lindheimer's Garrya, Lindheimer Garrya, Mexican Silktassel, Mexican Garrya, Eggleaf Silktassel, Eggleaf Garrya Perennial Shrub Part-shade Moist, Dry
Geranium carolinianum Carolina Geranium, Wild Geranium, Carolina Cranesbill Annual Herb Part-shade
Geranium texanum Texas Geranium Annual Herb
Geum canadense White Avens Perennial Herb Shade, Part-shade Moist, Dry
Giliastrum acerosum Bluebowls, Prickleleaf Gilia Annual Subshrub
Giliastrum incisum Splitleaf Gilia, Split-leaf Gilia, Cut-leaf Gilia Annual, Biennial, Perennial Herb Sun Dry
Giliastrum rigidulum Bluebowls, Blue Gilia Annual Subshrub Sun
Glandularia bipinnatifida Prairie Verbena, Purple Prairie Verbena, Dakota Vervain, Dakota Mock Vervain, Moradilla, Alfombrilla Perennial Herb, Subshrub Part-shade Moist, Dry
Glandularia bipinnatifida var. bipinnatifida Prairie Verbena, Purple Prairie Verbena, Dakota Mock Vervain, Dakota Vervain Annual, Perennial Herb Sun, Part-shade Dry
Glandularia bipinnatifida var. ciliata Davis Mountains Mock Vervain, Dakota Mock Vervain, Wright's Verbena Annual Herb
Glandularia canadensis Rose Vervain, Sweet William, Rose Mock Vervain Perennial Herb Part-shade Moist
Glandularia pumila Dwarf Vervain, Low Verbena, Pink Mock Vervain, Pink Verbena, Wild Vervain Annual Herb
Glandularia quandrangulata Beaked Mock Vervain, Pale Mock Vervain, Chihuahuan Mock Vervain Annual Herb
Glandularia tumidula Plains Mock Vervain Perennial Herb
Glandulicactus uncinatus Chihuahuan Fishhook Cactus Perennial Cactus/Succulent
Glandulicactus uncinatus var. wrightii Chihuahuan Fishhook Cactus, Brown-flowered Hedgehog Cactus, Catclaw Cactus Perennial Cactus/Succulent
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 striata Fowl Mannagrass Perennial Grass/Grass-like Part-shade
Gomphrena haageana Rio Grande Globe Amaranth Perennial Herb
Gomphrena nealleyi Nealley's Globe Amaranth Perennial Herb Sun Moist
Gossypianthus lanuginosus Woolly Cottonflower Perennial Herb
Grindelia adenodonta Lonestar Gumweed Annual Herb
Grindelia grandiflora Manyray Gumweed Annual Herb
Grindelia havardii Havard's Gumweed Biennial Herb
Grindelia lanceolata Narrowleaf Gumweed, Fall Gumweed Biennial, Perennial Herb, Subshrub
Grindelia nuda var. nuda Curlytop Gumweed Annual, Biennial, Perennial Herb
Grindelia papposa Spanish Gold, Clasping-leaved Haplopappus, Saw-leaf Daisy Annual Herb
Grindelia squarrosa Curlycup Gumweed Annual, Biennial, Perennial Herb Dry
Grusonia schottii Dog Cholla, Big Bend Pricklypear Perennial Cactus/Succulent Sun Dry
Guaiacum angustifolium Texas Lignum-vitae, Soapbush, Guayacan Perennial Tree Part-shade Dry
Guilleminea densa Small Matweed Perennial Herb
Gutierrezia microcephala Threadleaf Snakeweed, Threadleaf Broomweed, Smallhead Snakeweed, Littlehead Snakeweed Perennial Subshrub
Gutierrezia sarothrae Broom Snakeweed, Kindlingweed, Matchbrush, Texas Snakeweed, Broomweed, Turpentine Weed, Matchweed Perennial Herb, Subshrub Part-shade Dry
Gutierrezia sphaerocephala Roundleaf Snakeweed Annual, Perennial Herb, Subshrub
Gutierrezia texana Texas Snakeweed Annual, Perennial Herb, Subshrub
Gymnosperma glutinosum Gumhead, Tatalencho Perennial Herb
Habranthus tubispathus Rio Grande Copperlily, Copper Lily, Rio Grande Copper-lily Perennial Herb Sun Moist
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
Haploesthes greggii False Broomweed Perennial Herb, Subshrub
Haploesthes greggii var. texana Texas False Broomweed Perennial Herb, Subshrub, Shrub
Hedeoma acinoides Slender False Pennyroyal, Annual Pennyroyal, Slender Hedeoma Annual Herb Sun, Part-shade Moist, Dry
Hedeoma drummondii Drummond's False Pennyroyal, Limoncillo, Mock Pennyroyal Annual Herb Part-shade Dry
Hedeoma hispida Rough False Pennyroyal Annual Herb
Hedeoma reverchonii Reverchon's False Pennyroyal Perennial Herb, Subshrub
Hedeoma reverchonii var. reverchonii Reverchon's False Pennyroyal, Rock Hedeoma Perennial Subshrub
Hedeoma reverchonii var. serpyllifolia Reverchon's False Pennyroyal, Rock Hedeoma Perennial Herb
Helenium amarum Yellow Sneezeweed, Bitterweed, Yellow Bitterweed, Yellowdicks, Slender-leaved Sneezeweed, Fine-leaved Sneezweed, Yellow Dog-fennel Annual Herb Part-shade Dry
Helenium amarum var. amarum Yellow Bitterweed, Yellowdicks Annual Herb
Helenium amarum var. badium Brown Bitterweed, Basin Sneezeweed Annual Herb
Helenium autumnale Common Sneezeweed, Fall Sneezeweed, Autumn Sneezeweed Perennial Herb Sun Moist
Helenium autumnale var. autumnale Common Sneezeweed Perennial Herb Sun Wet, Moist
Helenium elegans Pretty Sneezeweed Annual Herb
Helenium microcephalum Smallhead Sneezeweed Annual Herb
Helianthemum georgianum Georgia Frostweed, Rockrose, Georgia Sunrose Perennial Herb
Helianthemum rosmarinifolium Rosemary Frostweed, Sun Rose Perennial Subshrub
Helianthus annuus Common Sunflower, Annual Sunflower Annual Herb Sun Dry
Helianthus ciliaris Texas Blueweed Perennial Herb
Helianthus debilis Cucumberleaf Sunflower, Cucumber-leaf Sunflower, Beach Sunflower Annual Herb Sun
Helianthus debilis ssp. cucumerifolius Cucumberleaf Sunflower Annual Herb
Helianthus grosseserratus Sawtooth Sunflower Perennial Herb Sun Moist
Helianthus hirsutus Hairy Sunflower, Rough Sunflower Perennial Herb
Helianthus maximiliani Maximilian Sunflower, Max Sunflower Perennial Herb Sun Moist, Dry
Helianthus petiolaris Prairie Sunflower, Plains Sunflower Annual Herb Sun
Heliotropium confertifolium Leafy Heliotrope Perennial Herb, Subshrub
Heliotropium convolvulaceum Phlox Heliotrope, Fragrant Heliotrope Annual Herb
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 procumbens Fourspike Heliotrope Annual, Perennial Herb, Subshrub
Heliotropium tenellum Pasture Heliotrope, White Heliotrope Annual Herb Sun Dry
Heliotropium torreyi Slimleaf Heliotrope Perennial Subshrub, Shrub
Herbertia lahue Prairie Nymph, Herbertia Perennial Herb Part-shade Dry
Herbertia lahue ssp. caerulea Prairie Nymph, Herbertia Perennial Herb Part-shade Dry
Hermannia texana Texas Burstwort, Mexican Mallow Perennial Herb
Hesperaloe funifera Giant Hesperaloe, New Mexico False Yucca, Samandoce Perennial Subshrub Sun Moist, Dry
Hesperaloe parviflora Red Yucca, Coral Yucca, Red-flowered False Yucca, Redflower False Yucca, Yellow Yucca, Hummingbird Yucca, Samandoque Perennial Cactus/Succulent Sun Dry
Hesperostipa comata Needle And Thread, Needle-and-thread Perennial Grass/Grass-like
Hesperostipa comata ssp. comata Needle And Thread Perennial Grass/Grass-like Sun Dry
Hesperostipa neomexicana New Mexico Feathergrass Perennial Grass/Grass-like Sun Moist, Dry
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
Heterotheca canescens Hoary False Goldenaster, Gray Golden-aster Perennial Herb Sun Dry
Heterotheca fulcrata Rockyscree False Goldenaster Perennial Herb, Subshrub
Heterotheca stenophylla Stiffleaf False Goldenaster, Sticky Granite-daisy Perennial Herb
Heterotheca subaxillaris Camphorweed, Camphor Weed Annual Herb
Hexalectris nitida Glass Mountain Crested Coralroot, Glass Mountain Crested Coral Root Perennial Herb
Hexalectris spicata Spiked Crested Coralroot, Spiked Crested Coral Root Perennial Herb
Hexalectris warnockii Texas Crested Coralroot, Texas Purple Spike, Texas Crested Coral Root Perennial Herb
Hibiscus coulteri Desert Rosemallow, Desert Rose-mallow, Coulter Hibiscus Perennial Herb Part-shade Dry
Hibiscus laevis Halberdleaf Rosemallow, Halberdleaf Hibiscus, Scarlet Rose Mallow, Halberd-leaved Hibiscus, Halberd-leaved Rose-mallow Perennial Shrub Sun, Part-shade Moist
Hibiscus lasiocarpos Woolly Rose-mallow, Woolly Mallow, Rose-mallow, False Cotton Perennial Shrub Sun Wet
Hibiscus martianus Heartleaf Rosemallow, Tulipan Del Monte, Heartleaf Hibiscus Perennial Herb Sun, Part-shade Dry
Hibiscus moscheutos Crimson-eyed Rose-mallow, Marshmallow Hibiscus Perennial Shrub Sun, Part-shade Wet, Moist
Hilaria belangeri Curly Mesquite Grass, Curly Mesquite Perennial Grass/Grass-like Sun Dry
Hilaria belangeri var. belangeri Curly-mesquite Perennial Grass/Grass-like Sun Dry
Hoffmannseggia glauca Indian Rushpea, Indian Rush-pea Perennial Herb
Hoffmannseggia oxycarpa Sharppod Rushpea Perennial Subshrub
Hordeum jubatum Foxtail Barley Perennial Grass/Grass-like
Hordeum jubatum ssp. jubatum Foxtail Barley, Squirreltail Barley, Skunktail Perennial Grass/Grass-like
Hordeum pusillum Little Barley Annual Grass/Grass-like Sun
Houstonia acerosa Needleleaf Bluet Perennial Herb, Subshrub
Houstonia humifusa Matted Bluet Annual Herb
Houstonia micrantha Southern Bluet Annual Herb
Houstonia parviflora Greenman's Bluet Annual Herb
Houstonia pusilla Tiny Bluets, Small Bluets, Star Violet Annual Herb
Houstonia rosea Rose Bluet Annual Herb
Hunzikeria texana Texas Cupflower Perennial Herb, Subshrub
Hybanthus verticillatus Babyslippers, Nodding Green Violet, Green Violet Perennial Herb Part-shade Moist
Hydrocotyle prolifera Whorled Marshpennywort Perennial Herb Wet
Hydrocotyle umbellata Manyflower Marsh-pennywort, Many-flowered Marsh-pennywort, Marsh Pennywort, Water Pennywort, Money Plant Perennial Herb Sun, Shade, Part-shade Wet, Moist
Hydrocotyle verticillata Whorled Marshpennywort Perennial Herb
Hydrolea ovata Blue Waterleaf, Ovate False Fiddleleaf, Hairy Hydrolea Perennial Herb Sun, Part-shade Wet, Moist
Hymenoclea monogyra Singlewhorl Burrobrush Perennial Subshrub, Shrub
Hymenopappus artemisiifolius Oldplainsman, Woolly-white, Old Plainsman Biennial Herb Part-shade Dry
Hymenopappus artemisiifolius var. artemisiifolius Oldplainsman Biennial Herb
Hymenopappus carrizoanus Carrizo Sands Woollywhite Biennial Herb
Hymenopappus flavescens Yellow Plainsman, Collegeflower Biennial Herb Part-shade Dry
Hymenopappus flavescens var. flavescens Collegeflower Biennial Herb
Hymenopappus scabiosaeus Carolina Woollywhite, Woolly-white, Old Plainsman Biennial Herb
Hymenopappus scabiosaeus var. corymbosus Carolina Woollywhite, Old Plainsman Biennial Herb
Hymenopappus tenuifolius Chalk Hill Hymenopappus, Chalkhill Woolywhite Biennial Herb
Hymenoxys odorata Bitter Rubberweed Annual Herb
Hypericum drummondii Nits And Lice, Drummond's St. John's-wort Annual Herb
Hypericum gentianoides Orangegrass, Pineweed Annual Herb Part-shade
Hypericum hypericoides St. Andrew's-cross Perennial Subshrub
Hypericum mutilum Dwarf St. John's-wort Annual Herb Part-shade
Ibervillea lindheimeri Balsam Gourd, Lindheimer's Globeberry, Globe Berry, Snake-apple, Balsam-apple Perennial Vine Sun Moist
Ibervillea tenuisecta Slimlobe Globeberry, Cutleaf Globe Berry Perennial Vine
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 vomitoria Yaupon, Yaupon Holly, Cassina Perennial Shrub, Tree Sun, Shade, Part-shade Moist, Dry
Indigofera lindheimeriana Lindheimer's Indigo Perennial Shrub Sun, Part-shade Wet, Moist
Indigofera miniata Scarlet Pea, Coastal Indigo, Texas Indigo, Western Indigo Perennial Herb Sun, Part-shade Moist, Dry
Indigofera suffruticosa Anil De Pasto Perennial Herb, Subshrub
Ipomoea cordatotriloba Tievine, Purple Bindweed, Morning Glory Perennial Vine
Ipomoea cordatotriloba var. cordatotriloba Tievine, Sharp-pod Morning Glory, Purple Bindweed, Tie Vine Perennial Vine Part-shade
Ipomoea cordatotriloba var. torreyana Torrey's Tievine Perennial Herb, Vine
Ipomoea leptophylla Bush Morning-glory Perennial Herb Part-shade Dry
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 sagittata Saltmarsh Morning-glory, Salt-marsh Morning Glory Perennial Vine
Ipomopsis longiflora Flaxflowered Ipomopsis, Pale Trumpets, Paleflower Gilia, White-flower Skyrocket, White-flowered Gilia Annual Herb Sun Dry
Ipomopsis rubra Standing Cypress, Texas Plume, Red Texas Star, Red Gilia Biennial Herb Sun, Part-shade Dry
Iresine rhizomatosa Judas Bush Perennial Herb
Iris fulva Copper Iris, Red Iris Perennial Herb Sun, Part-shade Wet, Moist
Isocoma pluriflora Southern Goldenbush, Jimmyweed Perennial Herb
Isoetes butleri Limestone Quillwort, Glade Quillwort, Butler's Quillwort Perennial Grass/Grass-like
Isoetes lithophila Rock Quillwort Perennial Grass/Grass-like
Isoetes melanopoda Blackfoot Quillwort Perennial Grass/Grass-like
Isolepis carinata Keeled Bulrush Annual Grass/Grass-like
Iva angustifolia Narrowleaf Marshelder, Narrow-leaf Sumpweed, Narrowleaf Marsh Elder Annual Herb
Iva annua Annual Marshelder, Marshelder, Sumpweed, Annual Marsh Elder, Marsh Elder Annual Herb
Jatropha cathartica Berlandier's Nettlespurge, Jicamilla Perennial Herb
Jatropha dioica Leatherstem, Leather Stem, Rubber Plant Perennial Subshrub Sun, Part-shade Dry
Jatropha dioica var. dioica Leatherstem Perennial Subshrub
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 arcticus ssp. littoralis Baltic Rush Perennial Grass/Grass-like Sun
Juncus brachycarpus Whiteroot Rush Perennial Grass/Grass-like
Juncus bufonius Toad Rush Annual Grass/Grass-like Sun
Juncus dichotomus Forked Rush Perennial Grass/Grass-like
Juncus diffusissimus Slimpod Rush Perennial Grass/Grass-like
Juncus dudleyi Dudley's Rush Perennial Grass/Grass-like
Juncus filipendulus Ringseed Rush Perennial Grass/Grass-like
Juncus interior Inland Rush Perennial Grass/Grass-like Sun Moist
Juncus interior var. interior Inland Rush Perennial Grass/Grass-like
Juncus marginatus Grassleaf Rush, Grass Leaf Rush Perennial Grass/Grass-like Part-shade
Juncus nodatus Stout Rush Perennial Grass/Grass-like
Juncus polycephalos Manyhead Rush Perennial Grass/Grass-like
Juncus scirpoides Needlepod Rush Perennial Grass/Grass-like
Juncus texanus Texas Rush Perennial Grass/Grass-like
Juncus torreyi Torrey's Rush Perennial Grass/Grass-like Sun Wet, Moist
Juncus validus Roundhead Rush Perennial Grass/Grass-like Part-shade
Juncus validus var. validus Roundhead Rush Perennial Grass/Grass-like
Juniperus ashei Ashe Juniper, Ashe's Juniper, Mountain Cedar, Rock Cedar, Post Cedar, Texas Cedar, Brake Cedar, Mexican Juniper, Blueberry Juniper, Ozark White Cedar, Sabino, Enebro Perennial Tree Part-shade Dry
Juniperus pinchotii Pinchot's Juniper, Pinchot Juniper, Redberry Juniper, Texas Juniper, Christmasberry Juniper Perennial Tree 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 pilosella Hairy Tube-tongue, Gregg's Tube-tongue, False Honeysuckle Perennial Herb Part-shade Moist, Dry
Justicia warnockii Warnock's Water-willow Perennial Subshrub Part-shade Moist
Kallstroemia hirsutissima Hairy Caltrop, Hairy Carpetweed Annual Herb
Kallstroemia parviflora Warty Caltrop, Small-flowered Carpetweed Annual Herb Sun Dry
Kallstroemia perennans Perennial Caltrop Perennial Herb
Karwinskia humboldtiana Coyotillo, Humboldt Coyotillo Perennial Tree Part-shade Dry
Koeberlinia spinosa Crown Of Thorns, Spiny Allthorn Perennial Tree
Krameria erecta Littleleaf Ratany, Range Ratany Perennial Subshrub Sun
Krameria grayi White Ratany, Crimson Beak, Chacati, Cosahui Perennial Subshrub
Krameria lanceolata Trailing Krameria, Ratany, Crameria, Prairie Sandbur, Trailing Ratany Perennial Herb Part-shade
Krameria ramosissima Manystem Ratany, Calderona Perennial Shrub
Krigia caespitosa Weedy Dwarfdandelion, Dwarf Dandelion Annual Herb
Krigia dandelion Potato Dwarf Dandelion, Potato Dandelion Perennial Herb
Krigia occidentalis Western Dwarfdandelion Annual Herb
Krigia virginica Virginia Dwarfdandelion, Virginia Dwarf-dandelion, Virginia Dwarf Dandelion, Dwarf Dandelion Annual Herb
Krigia wrightii Wright's Dwarfdandelion Annual Herb
Kyllinga brevifolia Shortleaf Spikesedge Perennial Grass/Grass-like
Lactuca floridana Woodland Lettuce, Florida Lettuce Annual, Biennial Herb Shade, Part-shade Wet, Moist
Lactuca ludoviciana Western Wild Lettuce, Louisiana Wild Lettuce, Prairie Lettuce, Prairie Wild Lettuce, Biannual Lettuce Biennial, Perennial Herb Sun, Part-shade Moist, Dry
Laennecia coulteri Conyza, Coulter's Horseweed, Coulter's Woolwort, Annual Horsetail Annual Herb
Lantana achyranthifolia Brushland Shrubverbena, Mexican Marjoram, Veinyleaf Lantana Perennial Shrub Sun Dry
Lantana urticoides Texas Lantana, Calico Bush Perennial Shrub Sun Dry
Lappula occidentalis var. cupulata Flatspine Stickseed, Western Stickseed Annual, Biennial Herb
Larrea tridentata Creosote Bush, Greasewood, Hediondilla, Governadora, Guamis Perennial Shrub Part-shade Dry
Lechea mucronata Hairy Pinweed Perennial Herb
Lechea san-sabeana San Saba Pinweed Perennial Herb
Lechea tenuifolia Narrowleaf Pinweed Perennial Herb
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
Lemna aequinoctialis Lesser Duckweed Perennial Herb
Lemna minor Common Duckweed Perennial Herb Sun Wet
Lemna obscura Little Duckweed Perennial Herb
Lemna turionifera Turion Duckweed Perennial Herb
Lemna valdiviana Valdivia Duckweed Perennial Herb
Lepidium alyssoides Mesa Pepperwort, Mesa Pepperweed, Southern Pepperweed Biennial, Perennial Herb, Subshrub
Lepidium austrinum Southern Peppergrass, Southern Pepperwort Annual Herb
Lepidium densiflorum Common Pepperweed Annual Herb
Lepidium lasiocarpum Shaggyfruit Pepperweed Annual Herb
Lepidium oblongum Veiny Pepperweed Annual Herb
Lepidium virginicum Virginia Peppergrass, Virginia Pepperweed, Peppergrass, Poor Man's Pepper Annual Herb Sun Dry
Leptochloa dubia Green Sprangletop Perennial Grass/Grass-like Part-shade Dry
Leptochloa fusca Malabar Sprangletop Annual, Perennial Grass/Grass-like
Leptochloa fusca ssp. fascicularis Bearded Sprangletop Annual Grass/Grass-like
Leptochloa panicea Mucronate Sprangletop, Red Sprangletop, Needle Sprangletop Annual, Perennial Grass/Grass-like
Leptochloa panicea ssp. brachiata Red Sprangletop Annual, Perennial Grass/Grass-like
Lepuropetalon spathulatum Petiteplant Annual Subshrub
Lespedeza stuevei Tall Bush-clover, Tall Lespedeza Perennial Herb
Lespedeza texana Texas Lespedeza, Texas Bush-clover Perennial Herb Sun
Lespedeza violacea Violet Lespedeza Perennial Herb Sun
Lespedeza virginica Slender Lespedeza, Slender Bush-clover Perennial Herb Shade, Part-shade Dry
Lesquerella argyraea Silver Bladderpod Biennial Herb
Lesquerella densiflora Denseflower Bladderpod, Low Bladderpod Annual Herb
Lesquerella engelmannii Engelmann's Bladderpod Perennial Herb
Lesquerella fendleri Fendler's Bladderpod, Popweed Perennial Herb Part-shade Dry
Lesquerella gordonii Gordon's Bladderpod Annual Herb Sun
Lesquerella gracilis Spreading Bladderpod, Cloth-of-gold Annual Herb Sun
Lesquerella gracilis ssp. gracilis Spreading Bladderpod Annual Herb
Lesquerella grandiflora Bigflower Bladderpod Annual Herb
Lesquerella lasiocarpa Roughpod Bladderpod Annual, Biennial, Perennial Herb
Lesquerella purpurea Rose Bladderpod, Purple Bladderpod Perennial Herb
Lesquerella recurvata Gaslight Bladderpod, Slender Bladderpod Annual Herb
Lesquerella sessilis Sessile Bladderpod Annual Herb
Leucaena pulverulenta Great Leadtree, Mexican Leadtree, Great Leucaena, Tepeguaje Perennial Tree Part-shade Moist
Leucaena retusa Goldenball Leadtree, Littleleaf Leadtree, Little Leucaena, Lemonball, Wahoo Tree Perennial Tree Part-shade Dry
Leucophyllum frutescens Cenizo, Purple Sage, Texas Ranger, Texas Barometer Bush, Texas Silverleaf, Texas Sage, Silverleaf Perennial Shrub Sun, Part-shade Dry
Leucophyllum minus Big Bend Barometerbush, Big Bend Silverleaf Perennial Shrub Sun Dry
Leucospora multifida Narrowleaf Paleseed Annual Herb
Liatris aestivalis Summer Gayfeather, Summer Blazing Star, Summer Liatris Perennial Herb Sun Dry
Liatris elegans Pink-scale Blazing Star, Pink-scale Gayfeather, Pink-scale Liatris Perennial Herb Sun Dry
Liatris elegans var. bridgesii Pinkscale Blazingstar, Pinkscale Gayfeather Perennial Herb
Liatris elegans var. carizzana Pink-scale Blazing Star, Pink-scale Gayfeather, Pink-scale Liatris Perennial Herb
Liatris punctata Dotted Blazing Star, Dotted Gayfeather, Dotted Liatris, Purples Perennial Herb Sun Dry
Liatris punctata var. mucronata Texas Gayfeather, Texas Blazing Star, Texas Liatris, Cusp Liatris, Cusp Blazing Star, Cusp Gayfeather, Narrow-leaf Blazing Star, Narrow-leaf Gayfeather, Purples Perennial Herb Sun Dry
Limnodea arkansana Ozark Grass, Ozarkgrass Annual Grass/Grass-like Sun, Shade, Part-shade Wet, Moist
Limnosciadium pinnatum Tansy Dogshade 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
Lindernia dubia var. anagallidea Yellowseed False Pimpernel Annual, Biennial Herb
Lindheimera texana Texas Yellowstar, Texas Star, Texas Yellow-star, Lindheimer Daisy Annual Herb Sun Dry
Linum alatum Winged Flax Annual Herb
Linum berlandieri Berlandier's Yellow Flax Annual, Perennial Herb
Linum berlandieri var. berlandieri Berlandier's Yellow Flax, Yellow Flax, Stiff-stem Flax Annual Herb Sun Dry
Linum berlandieri var. filifolium Berlandier's Yellow Flax Annual Herb
Linum hudsonioides Texas Flax, Yellow Flax, Hudson Flax Annual Herb Sun Dry
Linum imbricatum Tufted Flax Annual Herb
Linum medium Stiff Yellow Flax Annual, Perennial Herb
Linum medium var. texanum Stiff Yellow Flax Annual, Perennial Herb
Linum pratense Meadow Flax Annual Herb
Linum rupestre Rock Flax Perennial Herb
Linum sulcatum Grooved Flax, Yellow Prairie Flax Annual Herb
Lipocarpha aristulata Awned Halfchaff Sedge Annual Grass/Grass-like
Lipocarpha drummondii Drummond's Halfchaff Sedge Annual Grass/Grass-like
Lithospermum incisum Fringed Puccoon, Golden Puccoon, Narrowleaf Puccoon, Narrow-leaved Puccoon, Puccoon, Narrowleaf Gromwell, Fringed Gromwell, Narrowleaf Stoneseed Perennial Herb Sun Dry
Lithospermum matamorense Rough Stoneseed Annual Herb
Lithospermum mirabile San Antonio Stoneseed Perennial Herb
Lobelia appendiculata Pale Lobelia Annual Herb
Lobelia appendiculata var. appendiculata Pale Lobelia Annual, Biennial Herb
Lobelia berlandieri var. brachypoda Berlandier's Lobelia, Blue Lobelia Annual Herb
Lobelia cardinalis Cardinal Flower Perennial Herb Sun, Shade, Part-shade Wet, Moist
Lobelia puberula Downy Lobelia Perennial Herb
Loeflingia squarrosa Spreading Pygmyleaf Annual Herb
Lonicera albiflora Western White Honeysuckle, White Shrub Honeysuckle, White Bush Honeysuckle, White Limestone Honeysuckle, Texas Honeysuckle, White Honeysuckle Perennial Vine Sun, Part-shade Moist, Dry
Lonicera sempervirens Coral Honeysuckle, Trumpet Honeysuckle, Woodbine Perennial Vine Sun, Part-shade Moist
Lotus unifoliolatus American Bird's-foot Trefoil Annual Herb
Ludwigia decurrens Wingleaf Primrose-willow Annual Herb
Ludwigia glandulosa Cylindric-fruit Primrose-willow Perennial Herb
Ludwigia octovalvis Mexican Primrose-willow, Narrow-leaf Water Primrose, Seedbox, Mexican Primrose Willow Perennial Shrub Sun, Part-shade Moist
Ludwigia octovalvis ssp. octovalvis Mexican Primrose-willow Perennial Subshrub
Ludwigia palustris Marsh Seedbox, Water Purslane Perennial Herb Sun Wet
Ludwigia peploides Floating Primrose-willow, Water-primrose, Creeping Water-primrose Perennial Herb Sun
Ludwigia repens Creeping Primrose-willow, Floating Primrose-willow, Water Primrose Perennial Herb
Lupinus texensis Texas Bluebonnet, Bluebonnet, Texas Lupine, Buffalo Clover, Wolf Flower Annual Herb Sun Dry
Lycium berlandieri Berlandier's Wolfberry, Wolfberry Perennial Shrub Sun, Part-shade Dry
Lycopus americanus American Water Horehound, Water Horehound Perennial Herb Shade Wet, Moist
Lygodesmia texana Texas Skeleton Plant, Texas Skeleton Weed, Skeleton-plant, Purple Dandelion, Flowering Straw Perennial Herb Sun Dry
Lythrum alatum Winged Lythrum Perennial Subshrub Sun Wet, Moist
Lythrum alatum var. lanceolatum Winged Lythrum, Lance-leaf Loosestrife Perennial Herb
Lythrum californicum California Loosestrife Perennial Herb Sun Moist
Lythrum ovalifolium Low Loosestrife, Stream Loosestrife Perennial Herb
Machaeranthera pinnatifida Lacy Tansyaster, Yellow Spiny Daisy Perennial Subshrub
Machaeranthera pinnatifida ssp. pinnatifida Lacy Tansyaster, Yellow Spiny Daisy Perennial Herb
Machaeranthera pinnatifida var. pinnatifida Lacy Tansyaster, Yellow Spiny Daisy Perennial Subshrub
Machaeranthera tanacetifolia Tahoka Daisy, Tansy-aster, Tansey-leaf Tansy-aster, Tansyleaf Tansyaster Annual Herb Sun, Part-shade Dry
Maclura pomifera Osage Orange, Bois d' Arc, Bodark, Horse Apple, Hedge Apple, Bowwood, Yellowwood, Naranjo Chino, Monkey Brains Perennial Tree Sun Dry
Magnolia grandiflora Southern Magnolia, Evergreen Magnolia, Loblolly Magnolia, Great Laurel Magnolia, Big Laurel, Bull Bay Perennial Tree Part-shade Dry
Mahonia swaseyi Texas Barberry, Texas Oregon-grape Perennial Shrub Sun
Mahonia trifoliolata Agarita, Agarito, Algerita, Laredo Mahonia, Laredo Oregon-grape, Trifoliate Barberry, Wild Currant Perennial Shrub Sun, Part-shade Moist, Dry
Malachra capitata Yellow Leafbract, Malva De Caballo, Horse Mallow Annual, Perennial Herb
Malpighia glabra Barbados Cherry, Wild Crapemyrtle, Acerola, Manzanita Perennial Shrub Part-shade Dry
Malus ioensis Prairie Crabapple, Iowa Crabapple, Western Crabapple, Prairie Crab, Iowa Crab, Western Crab Perennial Tree Sun Moist
Malvastrum aurantiacum Wright's False Mallow Perennial Shrub Sun Dry
Malvaviscus arboreus Turkscap, Wax Mallow, Bleeding Hearts, Mexican Apple, Manzanita Perennial Shrub
Malvaviscus arboreus var. drummondii Turk's Cap, Drummond's Turk's Cap, Drummond Turk's Cap, Wax Mallow, Drummond's Wax Mallow, Drummond Wax Mallow, Red Mallow, Texas Mallow, Mexican Apple, Sleeping Hibiscus, Bleeding Hearts, Manzanita Perennial Shrub Shade, Part-shade Moist, Dry
Malvella lepidota Scurfymallow, Malvalla Perennial Herb
Mammillaria heyderi Little Nipple Cactus, Heyder Pincushion Cactus Perennial Cactus/Succulent Sun Dry
Mammillaria lasiacantha Lacespine Nipple Cactus Perennial Cactus/Succulent Sun Dry
Mammillaria prolifera var. texana Texas Nipple Cactus Perennial Cactus/Succulent Sun Dry
Mandevilla macrosiphon Plateau Rocktrumpet, Longtube Trumpet Flower, Flor De San Juan, Rock Trumpet Perennial Herb Part-shade Dry
Manfreda maculosa False Aloe, Spice Lily, Spice-lily Perennial Cactus/Succulent Sun, Part-shade Moist, Dry
Manfreda sileri Siler's Tuberose Perennial Cactus/Succulent Sun, Part-shade Moist, Dry
Marshallia caespitosa Barbara's-buttons, Puffballs, White Barbara's-buttons, Barbara's Buttons Perennial Herb Sun, Part-shade Dry
Marshallia caespitosa var. signata Marked Barbara's-buttons, Marked Barbara's Buttons, Puffballs 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 biflora Star Milkvine, Purple Milkweed Vine Perennial Vine Sun, Part-shade Dry
Matelea cynanchoides Prairie Milkvine Perennial Herb
Matelea edwardsensis Plateau Milkvine, Plateau Milkweed Vine Perennial Vine
Matelea gonocarpos Anglepod, Angularfruit Milkvine Perennial Vine
Matelea reticulata Pearl Milkweed Vine, Netted Milkvine, Green Milkweed Vine, Net Vein Milkvine Perennial Vine Part-shade Dry
Matelea sagittifolia Arrowleaf Milkvine Perennial Shrub, Vine
Maurandella antirrhiniflora Snapdragon Vine , Roving Sailor, Climbing Snapdragon, Little Snapdragon Vine Perennial Vine Part-shade Dry
Mecardonia procumbens Baby Jump-up Annual Herb
Melampodium cinereum Hoary Blackfoot Perennial Herb, Subshrub
Melampodium cinereum var. hirtellum Hoary Blackfoot Perennial Subshrub
Melampodium leucanthum Blackfoot Daisy, Rock Daisy, Plains Blackfoot, Arnica Perennial Herb Sun, Part-shade Dry
Melica nitens Three-flower Melic, Tall Melicgrass, Threeflower Melicgrass, Melicgrass Perennial Grass/Grass-like Part-shade Moist, Dry
Melochia pyramidata Pyramidflower, Broom-wood, Pyramid Flower Annual Herb, Subshrub, Shrub
Melothria pendula Guadeloupe Cucumber, Meloncito, Speckled Gourd Perennial Vine
Melothria pendula var. pendula Guadeloupe Cucumber Perennial Herb, Vine
Menispermum canadense Common Moonseed Perennial Vine Sun, Shade, Part-shade Moist
Menodora heterophylla Low Menodora, Redbud, Twinpod Perennial Herb Part-shade Dry
Menodora longiflora Showy Menodora, Twinpod Perennial Herb Part-shade Dry
Menodora scabra Rough Menodora Perennial Subshrub Sun
Mentzelia albescens Wavyleaf Blazingstar Perennial Herb
Mentzelia multiflora Adonis Blazingstar, Prairie Stickleaf, Blazingstar Biennial Herb
Mentzelia nuda Bractless Blazingstar, Sand Lily Perennial Herb
Mentzelia oligosperma Stick-leaf, Chickenthief Perennial Shrub
Mentzelia reverchonii Reverchon's Blazingstar, Reverchon's Stick-leaf, Prairie Stickleaf Perennial Shrub
Merremia dissecta Alamo Vine, Noyau Vine, Correhuela De Las Doce Perennial Vine Sun, Part-shade Moist, Dry
Meximalva filipes Texasfan Perennial Subshrub
Mikania scandens Climbing Hempvine, Climbing Hempweed Perennial Vine Shade Wet
Mimosa aculeaticarpa Catclaw Mimosa Perennial Shrub, Tree
Mimosa aculeaticarpa var. biuncifera Catclaw Mimosa, Cat's-claw Mimosa, Wait-a-bit Perennial Tree
Mimosa borealis Fragrant Mimosa, Pink Mimosa Perennial Shrub Sun, Part-shade Dry
Mimosa latidens Kairn's Sensitive Briar Perennial Herb
Mimosa nuttallii Nuttall's Sensitive Briar Perennial Herb
Mimosa roemeriana Roemer's Mimosa, Sensitive Briar Perennial Herb Sun Dry
Mimosa rupertiana Eastern Sensitive Plant Perennial Herb
Mimosa strigillosa Powderpuff, Sunshine Mimosa, Sensitive Plant Perennial Shrub Moist, Dry
Mimosa texana Texas Mimosa, Wherry Mimosa Perennial Shrub Part-shade Dry
Mimulus glabratus Roundleaf Monkeyflower, Yellow Monkeyflower Perennial Herb
Minuartia drummondii Drummond's Stitchwort, Sandwort Annual Herb
Minuartia patula Pitcher's Stitchwort, Slender Sandwort, Spreading Sandwort, Lime Barren Sandwort, Glade Sandwort Annual Herb
Mirabilis albida White Four O'clock, Dwarf Four O'clock Perennial Herb Sun Dry
Mirabilis linearis Narrowleaf Four O'Clock Perennial Herb, Subshrub Sun Dry
Mirabilis nyctaginea Heartleaf Four O'Clock Perennial Herb Sun, Part-shade Dry
Mitreola petiolata Lax Hornpod Annual Herb
Modiola caroliniana Carolina Bristlemallow, Carolina Modiola Annual Subshrub
Mollugo verticillata Green Carpetweed Annual Herb
Monarda citriodora Lemon Beebalm, Purple Horsemint, Lemon Mint, Plains Horsemint, Lemon Horsemint, Horsemint, Purple Lemon Mint Annual Herb Sun, Part-shade Dry
Monarda clinopodioides Basil Beebalm Annual Herb
Monarda fistulosa Wild Bergamot, Beebalm Perennial Herb Sun, Part-shade Moist, Dry
Monarda pectinata Pony Beebalm Annual Herb
Monarda punctata Spotted Beebalm, Spotted Horsemint, Horsemint Perennial Herb Sun Dry
Monarda punctata var. lasiodonta Spotted Beebalm Annual Subshrub
Monarda stanfieldii Stanfield's Beebalm, Stanfield's Monarda Perennial Herb
Monolepis nuttalliana Nuttall's Povertyweed Annual Herb
Morella cerifera Wax Myrtle , Southern Wax Myrtle, Southern Bayberry, Eastern Bayberry, Bayberry, Candleberry, Tallow Shrub Perennial Shrub Sun, Part-shade Wet, Moist
Mortonia sempervirens Rio Grande Saddlebush Perennial Shrub
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 arenacea Ear Muhly Perennial Grass/Grass-like Sun Dry
Muhlenbergia arenicola Sand Muhly Perennial Grass/Grass-like
Muhlenbergia capillaris Gulf Muhly, Hair-awn Muhly, Hairy-awn Muhly, Hair Grass, Pink Muhly Perennial Grass/Grass-like Sun Moist, Dry
Muhlenbergia lindheimeri Lindheimer's Muhly, Lindheimer Muhly, Big Muhly, Blue Muhly Perennial Grass/Grass-like Sun Moist, Dry
Muhlenbergia porteri Bush Muhly Perennial Grass/Grass-like Sun Dry
Muhlenbergia reverchonii Seep Muhly Perennial Grass/Grass-like Sun Moist, Dry
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 spiciformis Longawn Muhly Perennial Grass/Grass-like
Muhlenbergia sylvatica Woodland Muhly Perennial Grass/Grass-like Part-shade
Muhlenbergia tenuifolia Slender Muhly, Slimflower Muhly Annual Grass/Grass-like
Muhlenbergia utilis Aparejo Grass, Aparejo Muhly Perennial Grass/Grass-like
Myosotis macrosperma Largeseed Forget-me-not Annual Herb Sun, Shade, Part-shade Moist, Dry
Myosotis verna Spring Forget-me-not Annual Herb
Myriophyllum heterophyllum Twoleaf Watermilfoil Perennial Herb
Najas guadalupensis Common Water Nymph, Southern Water Nymph, Najas Annual Herb Sun Wet
Nama havardii Havard's Fiddleleaf Annual Herb
Nama hispidum Sand Bells, Bristly Nama, Sand-bell Annual Herb
Nama jamaicense Jamaicanweed, Jamaican Weed, Fiddleleaf Nama Annual Herb
Nama parvifolium Small-leaf Fiddleleaf Annual, Perennial Herb
Nassella leucotricha Texas Wintergrass, Texas Speargrass, Wintergrass Perennial Grass/Grass-like Sun Dry
Neeragrostis reptans Creeping Lovegrass Annual Grass/Grass-like
Nekemias arborea Peppervine Perennial Shrub, Vine Sun, Part-shade Moist
Nelumbo lutea American Lotus, Yellow Water Lotus, Yellow Lotus Perennial Herb Sun Wet
Nemastylis geminiflora Prairie Celestials, Celestials, Prairie Pleatleaf Perennial Herb Sun, Part-shade Dry
Nemophila phacelioides Texas Baby Blue Eyes, Large-flower Baby-blue-eyes, Baby Blue-eyes, Flannel Breeches Annual Herb Part-shade Dry
Neolloydia conoidea Chihuahuan Beehive Cactus, Chihuahuan Beehive, Cone Cactus Perennial Cactus/Succulent Sun Dry
Nephrolepis exaltata Boston Swordfern Perennial Fern
Nephrolepis exaltata ssp. exaltata Boston Fern, Sword Fern, Wild Boston Fern 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
Nerisyrenia camporum Bicolor Fanmustard, Mesa Greggia Perennial Herb
Nicotiana obtusifolia Desert Tobacco, Little Tobacco, Tabaquillo, Punche Annual, Biennial, Perennial Herb Sun Dry
Nicotiana obtusifolia var. obtusifolia Desert Tobacco, Little Tobacco, Tabaquillo, Punche Annual Herb
Nicotiana repanda Fiddleleaf Tobacco, Fiddle-leaf Tobacco Annual Herb
Nolina lindheimeriana Devil's Shoestring, Devil's-shoestring, Ribbon Grass Perennial Shrub Sun, Part-shade Dry
Nolina texana Texas Sacahuista, Texas Beargrass, Basket Grass, Sacahuista, Bunchgrass, Texas Bear-grass Perennial Grass/Grass-like Part-shade Dry
Notholaena copelandii Copeland's Cloakfern Perennial Fern
Notholaena standleyi Star Cloak Fern, Northern Desert Star Cloakfern Perennial Fern Part-shade Dry
Nothoscordum bivalve Crowpoison, False Garlic, Crow Poison Perennial Herb Sun
Nuphar lutea Yellow Pond Lily, Yellow Cow Lily, Cow Lily, Spatter Dock, Wakas Perennial Herb Part-shade Wet
Nuphar lutea ssp. advena Common Spatterdock, Spatterdock, Yellow Cow-lily, Cow-lily, Yellow Pond-lily, Brandy-bottle Perennial Herb Sun Wet
Nuttallanthus texanus Texas Toadflax, Texas Toad-flax, Toadflax Annual Herb Sun Moist
Nyctaginia capitata Devil's Bouquet, Scarlet Muskflower Perennial Herb Sun, Part-shade Dry
Oenothera calcicola Texas Beeblossom, Limestone Gaura Perennial Subshrub Part-shade
Oenothera cinerea Woolly Beeblossom, High Plains Beeblossom, Woolly Gaura, High Plains Gaura Perennial Subshrub
Oenothera cinerea ssp. parksii Parks' Beeblossom, Woolly Butterfly-weed, Parks Gaura Perennial Herb, Subshrub
Oenothera curtiflora Velvetweed, Velvetleaf Gaura, Lizard-tail Gaura, Willow Gaura Annual Herb
Oenothera engelmannii Engelmann's Evening-primrose, Engelmann Evening Primrose Annual Herb
Oenothera filiformis Longflower Beeblossom, Longflower Gaura, Large-flowered Gaura, Kearney Gaura, Tall Gaura Annual, Biennial, Perennial Herb
Oenothera grandis Showy Evening-primrose, Largeflower Eveningprimrose, Showy Eveningprimrose Annual Herb
Oenothera heterophylla Variable-leaf Evening-primrose Annual Herb
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 macrocarpa Bigfruit Evening-primrose, Missouri Evening-primrose, Fluttermill, Big-fruit Evening-primrose, Missouri Primrose, Bigfruit Evening Primrose Perennial Herb Sun Dry
Oenothera macrocarpa ssp. macrocarpa Bigfruit Evening-primrose, Fluttermill, Missouri Evening Primrose Perennial Herb Sun, Part-shade Dry
Oenothera mexicana Mexican Evening Primrose Annual, Biennial, Perennial Herb
Oenothera patriciae Plains Beeblossom, Plains Gaura Annual 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 sinuosa Wavyleaf Beeblossom, Wavyleaf Gaura Perennial Herb
Oenothera speciosa Pink Evening Primrose, Showy Evening Primrose, Mexican Evening Primrose, Showy Primrose, Pink Ladies, Buttercups, Pink Buttercups Perennial Herb Sun Moist, Dry
Oenothera suffrutescens Scarlet Beeblossom, Scarlet Gaura Perennial Shrub Sun Dry
Oenothera suffulta Kisses, Wild Honeysuckle, Beeblossom, Roadside Gaura Annual Shrub Sun Moist
Oenothera triloba Stemless Evening-primrose, Stemless Evening Primrose Annual Herb Sun
Oenothera villosa Hairy Evening Primrose Biennial, Perennial Herb
Oenothera villosa ssp. villosa Hairy Evening-primrose Biennial Herb
Oenothera xerogaura Drummond's Beeblossom, Drummond's Gaura Perennial Herb
Oldenlandia boscii Bosc's Mille Graines Perennial Herb
Oligomeris linifolia Lineleaf Whitepuff Annual Herb
Omphalodes aliena Mexican Navelwort Annual Herb Part-shade Wet, Moist
Onoclea sensibilis Sensitive Fern, Bead Fern, Sympathy Fern Perennial Herb, Fern Shade, Part-shade Wet, Moist
Onosmodium bejariense Soft-hair Marbleseed Perennial Herb Shade Dry
Onosmodium bejariense var. bejariense Soft-hair Marbleseed, False Gromwell Perennial Herb Sun
Onosmodium helleri Heller's Marbleseed, Marble-seed Perennial Herb Part-shade
Ophioglossum crotalophoroides Bulbous Adder's-tongue Perennial Herb, Fern
Ophioglossum crotalophoroides var. crotalophoroides Bulbous Adder's-tongue Perennial Fern
Ophioglossum engelmannii Limestone Adder's-tongue, Limestone Adderstongue Perennial Herb, Fern
Oplismenus hirtellus Basketgrass Perennial Grass/Grass-like
Oplismenus hirtellus ssp. setarius Basketgrass Perennial Grass/Grass-like
Opuntia atrispina Border Pricklypear Perennial Cactus/Succulent
Opuntia engelmannii Cactus Apple, Prickly Pear Perennial Cactus/Succulent Sun Dry
Opuntia engelmannii var. lindheimeri Texas Prickly Pear, Lindheimer's Prickly Pear, Lindheimer Prickly Pear Perennial Cactus/Succulent Sun, Part-shade Dry
Opuntia engelmannii var. linguiformis Cactus Apple Perennial Cactus/Succulent
Opuntia humifusa Low Prickly Pear, Smooth Prickly Pear, Devil's Tongue Perennial Cactus/Succulent Sun Dry
Opuntia macrocentra Purple Pricklypear, Purple Prickly Pear, Long-spined Prickly Pear, Black Spine Prickly Pear Perennial Cactus/Succulent Sun Dry
Opuntia macrocentra var. macrocentra Purple Pricklypear, Purple Prickly Pear Perennial Cactus/Succulent Sun Dry
Opuntia macrorhiza Bigroot Prickly Pear, Twist-spine Prickly Pear, Common Prickly Pear, Plains Prickly Pear Perennial Cactus/Succulent Sun Dry
Opuntia phaeacantha Tulip Prickly Pear, Brownspine Prickly Pear Cactus, Purple-fruited Prickly Pear, Brown-spined Prickly Pear, New Mexico Prickly Pear, Desert Prickly Pear Perennial Cactus/Succulent Part-shade Dry
Opuntia strigil Marblefruit Pricklypear, Marblefruit Prickly Pear Perennial Cactus/Succulent
Orobanche ludoviciana Louisiana Broomrape Annual Herb
Osmunda cinnamomea Cinnamon Fern Perennial Herb, Fern Sun, Shade, Part-shade Wet, Moist
Osmunda regalis Royal Fern Perennial Herb, Fern Shade, Part-shade Wet, Moist
Osmunda regalis var. spectabilis Royal Fern Perennial Herb, Fern Shade, Part-shade Wet
Oxalis albicans Radishroot Woodsorrel Perennial Herb, Subshrub
Oxalis dichondrifolia Peonyleaf Woodsorrel Perennial Herb
Oxalis dillenii Slender Yellow Wood Sorrel, Yellow Wood Sorrel, Yellow Woodsorrel Perennial Herb
Oxalis drummondii Drummond's Wood-sorrel, Large-leaf Wood-sorrel, Drummond's Woodsorrel Perennial Herb Sun, Part-shade Moist, Dry
Oxalis violacea Violet Woodsorrel, Violet Wood-sorrel Perennial Herb Part-shade Moist
Oxytropis lambertii Purple Locoweed Perennial Herb Sun
Packera obovata Golden Groundsel, Roundleaf Groundsel, Roundleaf Ragwort Perennial Herb Shade, Part-shade Moist
Packera plattensis Prairie Groundsel, Prairie Ragwort Biennial Herb Sun, Shade, Part-shade Dry
Packera tampicana Yellowtop, Great Plains Ragwort, Butterweed Annual Herb
Palafoxia callosa Small Palafox, Small Palafoxia Annual Herb Sun Dry
Palafoxia hookeriana Sand Palafox, Showy Palafox, Hooker Palafoxia, Sand Palafoxia, Hooker's Palafoxia Annual Herb Sun, Part-shade Dry
Palafoxia rosea Rosy Palafox, Rose Palafoxia Annual Herb Part-shade Dry
Palafoxia rosea var. macrolepis Rosy Palafox Annual Herb
Palafoxia sphacelata Othake, Sand Palafoxia Annual Herb Dry
Palafoxia texana Texas Palafox Annual Herb 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
Panicum virgatum var. virgatum Switchgrass Perennial Grass/Grass-like
Pappophorum bicolor Pink Pappasgrass, Pink Pappusgrass Perennial Grass/Grass-like Part-shade Moist
Pappophorum vaginatum Whiplash Pappusgrass Perennial Grass/Grass-like
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
Parkinsonia texana Texas Paloverde, Border Paloverde, Retama China Perennial Shrub, Tree Sun Dry
Parkinsonia texana var. texana Texas Paloverde, Texas Palo-verde, Palo-verde Perennial Shrub Sun Dry
Paronychia drummondii Drummond's Nailwort Annual, Perennial Herb
Paronychia jamesii James' Nailwort Perennial Subshrub
Paronychia lindheimeri Forked Nailwort Annual Herb
Paronychia virginica Whitlow-wort, Broom Nailwort, Yellow Nailwort, Park's Nailwort Perennial Herb, Subshrub Sun Dry
Parthenium confertum Gray's Feverfew Annual, Biennial, Perennial Herb, Subshrub
Parthenium incanum Mariola Perennial Shrub Sun Dry
Parthenocissus heptaphylla Sevenleaf Creeper, Seven-leaf Creeper Perennial Vine Sun, Shade, Part-shade Moist
Parthenocissus quinquefolia Virginia Creeper Perennial Vine Sun, Shade, Part-shade Moist
Parthenocissus vitacea Woodbine, Hiedra Creeper Perennial Vine Sun, Shade, Part-shade Moist, Dry
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 langei Rustyseed Paspalum Perennial Grass/Grass-like
Paspalum plicatulum Brownseed Paspalum, Brownseed Paspale Perennial Grass/Grass-like Part-shade Moist
Paspalum pubiflorum Hairyseed Paspalum Perennial Grass/Grass-like
Passiflora affinis Bracted Passionflower, Passion Flower Perennial Vine Sun, Part-shade Moist, Dry
Passiflora foetida Corona De Cristo, Fetid Passionflower Perennial Vine Sun, Part-shade Dry
Passiflora foetida var. gossypiifolia Cottonleaf Passionflower, Corona De Cristo Perennial Vine
Passiflora lutea Yellow Passionflower, Yellow Passion Vine, Yellow Passion-flower Perennial Herb Part-shade Moist
Passiflora tenuiloba Birdwing Passionflower, Slender-lobe Passionflower, Spread Lobe Passionflower, Bird Wing Passionflower Perennial Vine Part-shade Dry
Pavonia lasiopetala Rock Rose, Rose Pavonia, Rose Mallow, Pavonia Perennial Shrub Sun, Part-shade Dry
Paxistima myrsinites Oregon Boxleaf, Myrtle Boxwood, Mountain Lover Perennial Shrub Sun, Shade, Part-shade Dry
Pectis angustifolia Limoncillo, Lemonscent, Crownseed Pectis, Lemon-scented Pectis, Lemonscent Pectis, Lemonweed, Chinchweed, Fetid Marigold Annual Herb Part-shade Dry
Pectis angustifolia var. fastigiata Lemonscent Annual Herb
Pediomelum cuspidatum Indian-turnip, Largebract Indian Breadroot, Tall Scurfy Pea, Tall-bread Scurf-pea Perennial Herb
Pediomelum cyphocalyx Turniproot, Wand Psoralea, Turnip-root Scurf-pea Perennial Herb
Pediomelum hypogaeum Subterranean Indian Breadroot , Edible Scurf-pea, Prairie-potato, Pomme Blanche Perennial Herb
Pediomelum hypogaeum var. hypogaeum Subterranean Indian Breadroot, Indian Breadroot, Edible Scurf-pea Perennial Herb
Pediomelum hypogaeum var. scaposum Subterranean Indian Breadroot Perennial Herb
Pediomelum hypogaeum var. subulatum Subterranean Indian Breadroot Perennial Herb
Pediomelum latestipulatum Texas Plains Indian Breadroot, Scurfpea, Scurf-pea Perennial Herb
Pediomelum latestipulatum var. appressum Texas Plains Indian Breadroot, Scurfpea, Scurf-pea Perennial Herb
Pediomelum latestipulatum var. latestipulatum Texas Plains Indian Breadroot, Scurfpea, Scurf-pea Perennial Herb
Pediomelum linearifolium Narrowleaf Indian Breadroot, Narrow-leaf Scurf-pea Perennial Herb
Pediomelum rhombifolium Gulf Indian Breadroot, Brown-flowered Psoralea, Round-leaf Scurf-pea Perennial Herb
Pellaea atropurpurea Purple Cliffbrake Perennial Herb, Fern Dry
Pellaea ovata Ovateleaf Cliffbrake, Ovate-leaf Cliffbrake Perennial Herb, Fern Sun
Pellaea wrightiana Wright's Cliffbrake Fern, Wright's Cliffbrake Perennial Fern
Peniocereus greggii Nightblooming Cereus, Night-blooming Cereus Perennial Cactus/Succulent
Peniocereus greggii var. greggii Nightblooming Cereus, Night-blooming-cereus, Queen Of The Night Perennial Cactus/Succulent Part-shade Dry
Penstemon albidus White Penstemon, White Beardtongue, Red-line Penstemon, Red-line Beardtongue Perennial Herb Sun
Penstemon ambiguus Pink Plains Penstemon, Pink Plains Beardtongue, Gilia Penstemon, Gilia Beardtongue, Sand Penstemon, Sand 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 barbatus Scarlet Bugler, Beard-lip Penstemon, Beard-lip Beardtongue, Red Penstemon, Red Beardtongue, Goldenbeard Penstemon, Goldenbeard Beardtongue, Saint Joseph's Staff, Varita De San Jose Perennial Herb Part-shade Dry
Penstemon buckleyi Buckley's Penstemon, Buckley's Beardtongue Perennial Herb Sun
Penstemon cobaea Prairie Penstemon, Prairie Beardtongue, Foxglove Penstemon, Foxglove Beardtongue, False Foxglove, Large-flowered Penstemon, Large-flowered Beardtongue, Cobaea Penstemon, Cobaea Beardtongue, Wild Foxglove Perennial Herb Sun, Part-shade Dry
Penstemon fendleri Fendler's Penstemon, Fendler's Beardtongue, Fendler Penstemon, Fendler Beardtongue, Purple Foxglove Perennial Herb Sun
Penstemon guadalupensis Guadalupe Penstemon, Guadalupe Beardtongue, White Penstemon, White Beardtongue Perennial Herb Part-shade
Penstemon jamesii James's Penstemon, James's Beardtongue, James Penstemon, James Beardtongue Perennial Herb Sun
Penstemon laxiflorus Nodding Penstemon, Nodding Beardtongue, Loose-flowered Penstemon, Loose-flowered Beardtongue Perennial Herb Part-shade Dry
Penstemon murrayanus Scarlet Penstemon, Scarlet Beardtongue, Red Penstemon, Red Beardtongue, Cupleaf Penstemon, Cupleaf Beardtongue Perennial Herb Part-shade Dry
Penstemon triflorus Hill Country Penstemon, Hill Country Beardtongue, Scarlet Penstemon, Scarlet Beardtongue, Heller's Penstemon, Heller's Beardtongue Perennial Herb Sun Dry
Penstemon triflorus ssp. integrifolius Heller's Penstemon, Heller's Beardtongue Perennial Herb
Penstemon triflorus ssp. triflorus Heller's Penstemon, Heller's Beardtongue Perennial Herb
Perityle angustifolia Narrow-leaved Rockdaisy Perennial Subshrub
Perityle lindheimeri Lindheimer's Rockdaisy, Rock Daisy Perennial Herb, Subshrub
Perityle lindheimeri var. halimifolia Lindheimer's Rockdaisy Perennial Herb, Subshrub
Persea borbonia Redbay, Red Bay, Sweet Bay, Silk Bay, Red Bay Persea, Laurel Tree Perennial Tree Part-shade Moist
Phacelia congesta Caterpillars, Blue Curls, Fiddleneck Annual, Biennial Herb Sun, Part-shade Dry
Phacelia patuliflora Sand Phacelia, Sand Scorpionweed, Blue Phacelia Annual Herb Part-shade Dry
Phacelia patuliflora var. patuliflora Sand Phacelia Annual Herb
Phacelia patuliflora var. teucriifolia Sand Phacelia Annual Herb
Phacelia popei Pope's Phacelia Annual Herb
Phacelia strictiflora Prairie Phacelia Annual Herb
Phalaris caroliniana Carolina Canarygrass, Maygrass Annual Grass/Grass-like
Phemeranthus aurantiacus Orange Flameflower, Flameflower, Fameflower, Talinum Perennial Subshrub Part-shade Dry
Phemeranthus calycinus Largeflower Flameflower, Largeflower Fameflower Perennial Subshrub
Phemeranthus parviflorus Sunbright, Dwarf Flameflower, Prairie Flameflower Perennial Herb Sun
Philadelphus ernestii Canyon Mock Orange, Canyon Mock-orange, Mock-orange Perennial Shrub Sun, Part-shade Moist, Dry
Philadelphus texensis Texas Mock Orange Perennial Shrub Part-shade Dry
Phlox cuspidata Pointed Phlox Annual Herb
Phlox drummondii Annual Phlox, Drummond Phlox, Pride-of-Texas, Texas Pride Annual Herb Sun, Part-shade Dry
Phlox drummondii ssp. drummondii Annual Phlox Annual Herb
Phlox drummondii ssp. mcallisteri Mcallister's Phlox, Drummond Phlox Annual Herb
Phlox pilosa Downy Phlox, Prairie Phlox, Fragrant Phlox Perennial Herb Sun, Part-shade Dry
Phlox pilosa ssp. pilosa Downy Phlox, Prairie Phlox, Fragrant Phlox Perennial Herb Part-shade Dry
Phlox roemeriana Goldeneye Phlox, Golden-eye Phlox Annual Herb Part-shade Dry
Phoradendron tomentosum Christmas Mistletoe, Mistletoe, Injerto Perennial Subshrub
Phragmites australis Common Reed, Phragmites Perennial Grass/Grass-like Sun Wet, Moist
Phyla cuneifolia Wedgeleaf, Wedgeleaf Frogfruit, Wedgeleaf Fogfruit Perennial Herb, Subshrub
Phyla lanceolata Lanceleaf Frogfruit, Lanceleaf Fogfruit Perennial Herb
Phyla nodiflora Texas Frogfruit, Turkey Tangle Fogfruit, Frogfruit Perennial Herb Sun, Part-shade Moist, Dry
Phyllanthus abnormis Drummond's Leaf-flower Annual Herb
Phyllanthus caroliniensis Carolina Leaf-flower Annual Herb
Phyllanthus polygonoides Smartweed Leaf-flower, Knotweed Leafflower Perennial Subshrub
Physalis angulata Cutleaf Groundcherry Annual Herb
Physalis cinerascens Smallflower Groundcherry Perennial Herb
Physalis cinerascens var. cinerascens Smallflower Groundcherry Perennial Herb
Physalis hederifolia Ivyleaf Groundcherry, Ivy-leaf Groundcherry Perennial Subshrub
Physalis heterophylla Clammy Groundcherry Perennial Herb Dry
Physalis longifolia Longleaf Groundcherry Perennial Herb
Physalis mollis Field Groundcherry Perennial Herb
Physalis pubescens Husk Tomato, Downy Ground-cherry, Downy Groundcherry Annual Herb
Physalis virginiana Virginia Groundcherry Perennial Herb
Physostegia angustifolia Narrowleaf False Dragonhead, False Dragon-head Perennial Herb
Physostegia correllii Correll's False Dragonhead Perennial Herb
Physostegia intermedia Spring Obedient Plant, Marsh Obedient Plant, Slender False Dragonhead, Intermediate False Dragonhead Perennial Herb Sun, Part-shade Moist
Physostegia pulchella Showy False Dragonhead, Beautiful False Dragon-head Perennial Herb Part-shade Moist
Physostegia virginiana Fall Obedient Plant, False Dragonhead, Virginia Lions-heart Perennial Herb Sun, Shade, Part-shade Moist
Physostegia virginiana ssp. praemorsa Obedient Plant, Fall Obedient Plant, Lionheart, False Dragonhead Perennial Herb Part-shade Moist
Phytolacca americana American Pokeweed, Great Pokeweed, Pokeweed, Pokeberry, Red Ink Plant, Pigeonberry Perennial Herb Part-shade Moist
Pilostyles thurberi Thurber's Stemsucker, Pilostyles Perennial Herb
Pilularia americana American Pillwort Perennial Fern Wet
Pinaropappus roseus White Rocklettuce, White Dandelion, Pink Dandelion, White Rock Lettuce Perennial Herb
Pinus remota Papershell Pinyon, Remote Pinyon Pine Perennial Tree Part-shade Dry
Piptochaetium avenaceum Blackseed Speargrass Perennial Grass/Grass-like
Pistacia mexicana Mexican Pistachio, Texas Pistachio, American Pistachio, Copal Pistachio, Wild Pistachio, Lentisco, Texas Pistache Perennial Tree Sun Dry
Pistia stratiotes Water Lettuce Perennial Herb
Pityopsis graminifolia Narrowleaf Silkgrass, Golden Aster Perennial Herb Part-shade
Plantago aristata Largebracted Plantain, Buckthorn Annual Herb
Plantago helleri Heller's Plantain, Cedar Plantain Annual Herb
Plantago heterophylla Slender Plantain Annual Herb
Plantago hookeriana California Plantain, Tallow Weed Annual Herb
Plantago patagonica Woolly Plantain, Bristle-bract Plantain Annual Herb
Plantago rhodosperma Redseed Plantain, Red-seeded Plantain Annual Herb
Plantago virginica Virginia Plantain, Paleseed Indian-wheat, Dwarf Plantain, Paleseed Plantain, Hoary Plantain, Southern Plantain Annual, Biennial Herb
Plantago wrightiana Wright's Plantain Annual Herb
Platanus occidentalis American Sycamore, Eastern Sycamore, American Plane Tree, Plane Tree, Buttonwood, Buttonball Tree Perennial Tree Sun, Shade, Part-shade Moist
Pleopeltis polypodioides Resurrection Fern Perennial Herb, Fern, Vine
Pleopeltis polypodioides ssp. michauxiana Resurrection Fern Perennial Fern
Pleuraphis jamesii James' Galleta Perennial Grass/Grass-like
Pleuraphis mutica Tobosagrass, Tobosa Grass Perennial Grass/Grass-like Sun Dry
Pluchea camphorata Camphor Pluchea, Camphor Weed Annual Herb
Pluchea odorata Sweetscent, Saltmarsh Fleabane Annual Subshrub Sun, Shade, Part-shade Moist
Pluchea odorata var. odorata Sweetscent, Marsh Fleabane, Southern Marsh Fleabane Perennial Herb Sun Moist
Poa arachnifera Texas Bluegrass, Texas Blue Grass Perennial Grass/Grass-like Sun, Part-shade Moist
Poa bigelovii Bigelow's Bluegrass Annual Grass/Grass-like
Poa pratensis Kentucky Bluegrass Perennial Grass/Grass-like Sun Moist, Dry
Poa sylvestris Woodland Bluegrass, Sylvan Bluegrass, Sylvan Speargrass, Old-pasture Bluegrass Perennial Grass/Grass-like
Polanisia dodecandra Redwhisker Clammyweed, Clammyweed Annual Herb
Polanisia dodecandra ssp. trachysperma Sandyseed Clammyweed, Clammy-weed, Clammyweed Annual Herb Sun
Polanisia erosa Large Clammyweed Annual Herb
Polanisia erosa ssp. erosa Large Clammyweed Annual Herb
Polygala alba White Milkwort Perennial Herb Part-shade Dry
Polygala lindheimeri Shrubby Milkwort, Purple Milkwort Perennial Herb, Subshrub
Polygala lindheimeri var. lindheimeri Shrubby Milkwort, Purple Milkwort Perennial Herb, Subshrub
Polygala lindheimeri var. parvifolia Shrubby Milkwort Perennial Herb, Subshrub
Polygala macradenia Glandleaf Milkwort Perennial Subshrub
Polygala ovatifolia Eggleaf Milkwort Perennial Herb, Subshrub Sun Dry
Polygala verticillata Whorled Milkwort Annual Herb Sun Moist
Polygonella parksii Parks' Jointweed Annual Herb, Subshrub
Polygonum amphibium Water Knotweed, Water Smartweed Perennial Herb Sun
Polygonum amphibium var. emersum Longroot Smartweed 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 punctatum Dotted Smartweed Annual Herb Sun
Polygonum ramosissimum Bushy Knotweed Annual Herb
Polygonum setaceum Bog Smartweed Perennial Herb
Polygonum tenue Pleatleaf Knotweed Annual Herb
Polypremum procumbens Juniper Leaf, Rustweed Annual, Perennial Herb
Polytaenia nuttallii Nuttall's Prairie Parsley, Prairie Parsley, Wild Dill, Prairie Parsnip Biennial Herb Sun, Part-shade Moist, Dry
Polytaenia texana Texas Prairie Parsley, Texas-parsley, Texas Parsley Biennial Herb Sun Dry
Pomaria jamesii James' Holdback, James Rush-pea Perennial Herb
Pontederia cordata Pickerelweed, Pickerel Rush Perennial Herb Sun, Part-shade Wet, Moist
Populus deltoides Eastern Cottonwood, Carolina Poplar, Necklace Poplar, Alamo Perennial Tree Sun, Shade, Part-shade Wet, Moist, Dry
Populus deltoides ssp. deltoides Eastern Cottonwood, Southern Cottonwood, Carolina Poplar, Eastern Poplar, Necklace Poplar, Alamo Perennial Tree Sun, Shade, Part-shade Moist
Populus deltoides ssp. monilifera Plains Cottonwood, Great Plains Cottonwood, Texas Cottonwood, Northern Cottonwood Perennial Tree Part-shade Dry
Porophyllum scoparium Trans-pecos Poreleaf, Poreleaf, Shrubby Poreleaf, Hierba del Venado, Jarilla, Pomerillo Perennial Subshrub
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
Portulaca umbraticola ssp. umbraticola Wingpod Purslane Annual Herb
Potamogeton diversifolius Waterthread Pondweed, Threadleaf Pondweed Perennial Herb Sun
Potamogeton foliosus Leafy Pondweed Perennial Herb
Potamogeton foliosus ssp. foliosus Leafy Pondweed Perennial Herb
Potamogeton illinoensis Illinois Pondweed Perennial Herb
Potamogeton nodosus Longleaf Pondweed, Knotty Pondweed Perennial Herb Sun, Part-shade Wet
Potamogeton pusillus Small Pondweed Perennial Herb
Prenanthes carrii Carr's Rattlesnake-root, Carr's Cankerweed, Carr's Gall-of-the-earth Perennial Herb
Proboscidea louisianica Louisiana Devil's-claw, Devil's claw, Ram's-horn, Unicorn Plant, Proboscis Flower Annual Herb Sun Dry
Proboscidea louisianica ssp. louisianica Ram's Horn, Devil's Claw, Unicorn Plant, Ram's Horn Annual Herb
Prosopis glandulosa Honey Mesquite, Glandular Mesquite, Algarroba Perennial Tree Sun Dry
Prosopis glandulosa var. glandulosa Honey Mesquite Perennial Tree
Prosopis reptans Tornillo, Dwarf Screw Bean, Screw Bean Mesquite Perennial Subshrub, Vine
Prunus angustifolia Chickasaw Plum, Sandhill Plum Perennial Tree Sun, Part-shade Dry
Prunus caroliniana Carolina Cherry-laurel, Cherry-laurel, Laurel Cherry, Carolina Laurel Cherry Perennial Tree Sun, Part-shade Moist
Prunus havardii Havard's Plum, Havard’s Almond Perennial Shrub
Prunus mexicana Mexican Plum, Bigtree Plum, Inch Plum Perennial Tree Sun, Part-shade Moist, Dry
Prunus minutiflora Texas Almond, Texas Wild Almond, Dwarf Plum Perennial Shrub Sun Dry
Prunus munsoniana Munson Plum, Wild Goose Plum Perennial Tree Part-shade Dry
Prunus rivularis River Plum, Creek Plum, Hog Plum Perennial Shrub Part-shade Moist, Dry
Prunus serotina Black Cherry, Wild Black Cherry, Rum Cherry Perennial Tree Sun, Shade, Part-shade Moist, Dry
Prunus serotina var. eximia Escarpment Black Cherry, Edwards Plateau Black Cherry, Escarpment Cherry Perennial Tree Sun, Part-shade Moist
Prunus texana Peachbush, Sand Plum, Peach Bush, Texas Plum, Texas Peach Bush Perennial Shrub Part-shade
Pseudognaphalium canescens ssp. canescens Wright's Cudweed Annual Herb
Pseudognaphalium obtusifolium Sweet Everlasting, Rabbit-tobacco, Fragrant Cudweed Annual Herb
Pseudognaphalium obtusifolium ssp. obtusifolium Blunt-leaf Rabbit-tobacco, Rabbit Tobacco, Sweet Everlasting, Fragrant Cudweed Annual Herb Part-shade Moist
Pseudognaphalium stramineum Cottonbatting Plant Annual Herb
Psilostrophe gnaphalioides Dudweed Biennial Herb
Psilostrophe tagetina Woolly Paperflower, Paperflower Biennial, Perennial Herb, Subshrub Sun, Part-shade Dry
Psilostrophe tagetina var. cerifera Woolly Paperflower, Plains Paperflower, Hairy Paperflower Biennial, Perennial Herb
Psoralidium tenuiflorum Slimflower Scurfpea, Scurfy Pea Perennial Herb
Ptelea trifoliata Wafer Ash, Common Hoptree, Hop Tree Perennial Tree Sun, Shade, Part-shade Wet, Moist, Dry
Ptelea trifoliata ssp. trifoliata Common Hoptree, Baldwin Hop-tree Perennial Tree
Ptilimnium capillaceum Herbwilliam Annual Herb
Ptilimnium costatum Ribbed Mock Bishopweed Annual Herb
Ptilimnium nuttallii Laceflower, Mock Bishop's-weed Annual Herb
Pyrrhopappus carolinianus Carolina Desert-chicory, Texas Dandelion, False Dandelion Annual Herb
Pyrrhopappus grandiflorus Tuberous Desert-chicory Perennial Herb
Pyrrhopappus pauciflorus Smallflower Desert-chicory, Texas Dandelion, False Dandelion Annual Herb Sun, Part-shade Moist, Dry
Quercus buckleyi Texas Red Oak, Buckley Oak, Texas Oak, Spanish Oak, Spotted Oak, Rock Oak Perennial Tree Sun, Part-shade Dry
Quercus fusiformis Escarpment Live Oak, Plateau Live Oak, Hill Country Live Oak, Texas Live Oak, Scrub Live Oak, Plateau Oak, Encino Molino, Tesmoli Perennial Tree Sun, Part-shade Dry
Quercus gravesii Chisos Red Oak, Graves Oak, Mountain Red Oak, Rock Oak Perennial Tree Part-shade Dry
Quercus havardii Havard Oak, Havard Shin-oak, Shinnery Oak Perennial Shrub Sun, Part-shade Dry
Quercus laceyi Lacey Oak, Texas Blue Oak, Canyon Oak, Smoky Oak, Rock 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 margaretta Sand Post Oak, Runner Oak, Drummond Post Oak, Dwarf Post Oak, Scrubby Post Oak Perennial Tree
Quercus marilandica Blackjack Oak, Barren Oak, Black Oak, Jack Oak Perennial Tree Part-shade Dry
Quercus mohriana Mohr Oak, Shin Oak, Scrub Oak Perennial Shrub, Tree Part-shade Dry
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 polymorpha Mexican White Oak, Netleaf White Oak, Monterrey Oak Perennial Tree Sun, Part-shade Moist
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 sinuata Bastard Oak, Durand Oak Perennial Tree Sun Dry
Quercus sinuata var. breviloba White Shin Oak, Bigelow Oak, Scaly-bark Oak, Limestone Durand Oak, Shortlobe Oak, Bastard Oak Perennial Tree Part-shade Dry
Quercus sinuata var. sinuata Durand Oak, Durand White Oak, Bluff Oak, Bastard Oak Perennial Shrub, 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 fascicularis Early Buttercup, Tufted Buttercup, Prairie Buttercup Perennial Herb Sun, Shade, Part-shade
Ranunculus hispidus Bristly Buttercup Perennial Herb Part-shade
Ranunculus hispidus var. nitidus Bristly Buttercup, Buttercup Perennial Herb
Ranunculus macranthus Large Buttercup Perennial Herb Sun Moist
Ranunculus pusillus Low Spearwort, Weakstem Buttercup Annual Herb
Ranunculus sceleratus Cursed Buttercup Annual Herb Part-shade
Ranunculus sceleratus var. sceleratus Cursed Buttercup Annual Herb
Ratibida columnifera Mexican Hat, Red-spike Mexican Hat, Upright Prairie Coneflower, Prairie Coneflower, Long-headed Coneflower, Thimbleflower Perennial Herb Sun Moist, Dry
Ratibida peduncularis Naked Mexican Hat, Naked Prairie Coneflower Perennial Herb Sun
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
Rhus lanceolata Prairie Flameleaf Sumac, Flameleaf Sumac, Prairie Sumac, Lance-leaf Sumac, Lance-leaved Sumac, Texas Sumac, Tree Sumac, Limestone Sumac, Prairie Shining Sumac Perennial Tree Sun Dry
Rhus microphylla Littleleaf Sumac, Desert Sumac, Correosa, Agritos Perennial Shrub Part-shade Dry
Rhus trilobata Skunkbush, Skunkbush Sumac, Fragrant Sumac, Aromatic Sumac, Scented Sumac, Ill-scented Sumac, Basketbush, Squawbush Perennial Shrub Sun, Part-shade Dry
Rhus trilobata var. pilosissima Downy Fragrant Sumac, Downy Aromatic Sumac, Pubescent Skunkbush Sumac Perennial Shrub
Rhus trilobata var. trilobata Skunkbush Sumac Perennial Shrub
Rhus virens Evergreen Sumac, Tobacco Sumac, Lambrisco, Lentrisco Perennial Shrub Sun, Part-shade Dry
Rhynchosia americana American Snoutbean Perennial Herb, Vine
Rhynchosia minima Least Snoutbean Perennial Vine
Rhynchosia senna Texas Snoutbean Annual Herb, Vine
Rhynchosia senna var. texana Texas Snoutbean, Texas Snout-bean Perennial Vine
Rhynchosida physocalyx Bladderpod Sida, Buffpetal, Beaked Sida Perennial Herb
Rhynchospora caduca Anglestem Beaksedge Perennial Grass/Grass-like
Rhynchospora capillacea Needle 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 globularis Globe Beaksedge Annual, Perennial Grass/Grass-like
Rhynchospora harveyi Harvey's Beaksedge Perennial Grass/Grass-like
Rhynchospora nivea Showy Whitetop Perennial Grass/Grass-like
Ribes aureum Golden Currant Perennial Shrub Sun, Part-shade Moist, Dry
Ribes aureum var. villosum Clove Currant, Golden Currant, Buffalo Currant, Missouri Currant Perennial Shrub Part-shade
Richardia brasiliensis Tropical Mexican Clover, Brazil Pusley Annual, Perennial Herb
Richardia tricocca Prairie Mexican Clover Perennial Herb
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 carolina Carolina Rose, Pasture Rose Perennial Shrub Sun, Part-shade Wet, Moist, Dry
Rosa carolina var. carolina Carolina Rose Perennial Subshrub Sun, Shade, Part-shade Moist, Dry
Rotala ramosior Lowland Rotala Annual Herb Sun Moist
Rubus aboriginum Garden Dewberry Perennial Subshrub, Vine
Rubus trivialis Southern Dewberry, Dewberry Perennial Herb Sun, Part-shade Moist, Dry
Rudbeckia fulgida Orange Coneflower, Orange Rudbeckia, Perennial Black-eyed Susan, Goldstrum Perennial Herb Sun Moist
Rudbeckia fulgida var. palustris Prairie Coneflower Perennial Herb
Rudbeckia hirta Black-eyed Susan, Common Black-eyed Susan, Brown-eyed Susan, Blackeyed Susan Annual, Biennial, Perennial Herb Sun Moist, Dry
Rudbeckia hirta var. pulcherrima Black-eyed Susan, Blackeyed Susan, Brown-eyed Susan, Pinewoods Coneflower Annual, Biennial, Perennial Herb Sun Dry
Ruellia davisiorum Rio Grande Wild Petunia Perennial Subshrub
Ruellia drummondiana Drummond's Ruellia, Drummond's Wild Petunia Perennial Herb Shade, Part-shade Dry
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 metziae White Ruellia, Metz's Wild Petunia, Metz Wild Petunia, Wild White Petunia Perennial Herb Sun Moist
Ruellia nudiflora Violet Ruellia, Common Wild Petunia, Violet Wild Petunia, Wild Petunia, Hierba De La Calentura Perennial Herb Sun, Shade, Part-shade Moist, Dry
Ruellia nudiflora var. nudiflora Violet Wild Petunia Perennial Herb
Ruellia nudiflora var. runyonii Runyon's Wild Petunia Perennial Herb, Subshrub
Ruellia occidentalis Western Wild Petunia Perennial Herb Shade, Part-shade Moist, Dry
Ruellia parryi Parry's Wild Petunia Perennial Herb, Subshrub
Ruellia strepens Limestone Ruellia, Limestone Wild Petunia Perennial Herb
Rumex altissimus Pale 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 spiralis Winged Dock Perennial Herb
Sabal minor Dwarf Palmetto, Bush Palmetto, Palmetto Perennial Shrub Sun, Shade, Part-shade Moist, Dry
Sabatia campestris Texas Star, Rose Gentian, Meadow Pink, Prairie Rose-gentian, Prairie Sabatia Annual Herb Part-shade Dry
Saccharum giganteum Sugarcane Plumegrass, Giant Plumegrass Perennial Grass/Grass-like Sun Wet, Moist
Sagina decumbens Trailing Pearlwort Annual Herb
Sagina decumbens ssp. decumbens Trailing Pearlwort Annual Herb
Sagittaria calycina Hooded Arrowhead Perennial Herb
Sagittaria graminea Grassy Arrowhead, Grass-leaf Arrowhead Perennial Herb
Sagittaria graminea var. graminea Grassy Arrowhead Perennial Herb
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
Salix caroliniana Coastal Plain Willow Perennial Tree Part-shade
Salix exigua Narrowleaf Willow, Narrow-leaf Willow, Sandbar Willow, Coyote Willow Perennial Shrub Sun, Part-shade Wet, Moist
Salix gooddingii Goodding's Willow, San Joaquin Willow Perennial Tree Part-shade
Salix nigra Black Willow, Gulf Black Willow, Swamp Willow, Sauz Perennial Tree Sun, Shade, Part-shade Wet, Moist
Salvia azurea Pitcher Sage, Big Blue Sage, Azure Sage, Giant Blue Sage, Blue Sage Perennial Herb Part-shade Dry
Salvia azurea var. grandiflora Pitcher Sage, Blue Sage Perennial Herb Sun, Part-shade Dry
Salvia ballotiflora Shrubby Blue Sage, Blue Shrub Sage, Mejorana Perennial Shrub Sun, Part-shade Dry
Salvia coccinea Scarlet Sage, Tropical Sage, Blood Sage, Red Sage, Indian Fire Annual, Perennial Herb Sun, Shade, Part-shade Moist, Dry
Salvia engelmannii Engelmann's Sage, Engelmann's Salvia Perennial Herb Sun, Part-shade Moist, Dry
Salvia farinacea Mealy Blue Sage, Mealy Sage, Mealycup Sage Perennial Herb Sun Moist
Salvia greggii Autumn Sage, Cherry Sage, Gregg Salvia Perennial Shrub Sun Dry
Salvia lyrata Lyreleaf Sage, Cancer Weed Perennial Herb Sun, Shade, Part-shade Moist, Dry
Salvia reflexa Mintweed, Lanceleaf Sage, Lamb's-leaf Sage, Rocky Mountain Sage, Sage Mint, Blue Sage Annual Herb
Salvia roemeriana Cedar Sage Perennial Herb Part-shade Dry
Salvia texana Texas Sage, Blue Sage Perennial Herb Sun, Part-shade Dry
Salvia whitehousei Clustered Sage Perennial Herb
Sambucus nigra Black Elderberry Perennial Shrub, Tree
Sambucus nigra ssp. canadensis Common Elderberry, Black Elder, Mexican Elderberry, Common Elder, Elderberry, Tapiro, Sauco Perennial Shrub Part-shade Wet
Samolus ebracteatus Limewater Brookweed Perennial Herb
Samolus ebracteatus ssp. cuneatus Limewater Brookweed, Limerock Brookweed Perennial Herb Part-shade
Samolus valerandi Seaside Brookweed Perennial Herb
Samolus valerandi ssp. parviflorus Seaside Brookweed, Water Pimpernel, Thin-leaf Brookweed Perennial Herb Part-shade
Sanicula canadensis Canadian Blacksnakeroot, Black Snakeroot Biennial Herb
Sanicula odorata Clustered Blacksnakeroot Perennial Herb
Sapindus saponaria Wingleaf Soapberry, Soapberry, Wild China Tree Perennial Tree
Sapindus saponaria var. drummondii Western Soapberry, Soapberry, Wild China Tree, Wild Chinaberry, Indian Soap Plant, Jaboncillo Perennial Tree Sun, Part-shade Moist, Dry
Saururus cernuus Lizard's Tail, Lizard Tail, Breastweed, Water Dragon Perennial Herb Shade, Part-shade Wet, Moist
Schaefferia cuneifolia Desert Yaupon Perennial Tree Part-shade Dry
Schedonnardus paniculatus Tumblegrass, Tumble Grass Perennial Grass/Grass-like
Schizachyrium scoparium Little Bluestem, Popotillo Azul Perennial Grass/Grass-like Sun, Part-shade Dry
Schoenocaulon drummondii Green Feathershank, Green Lily Perennial Herb Sun Dry
Schoenocaulon texanum Texas Feathershank, Green Lily, Texas Sabadilla Perennial Herb Sun, Part-shade Dry
Schoenoplectus acutus Hardstem Bulrush, Tule 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 tabernaemontani Softstem Bulrush, Soft-stem Club-rush, Great Bulrush Perennial Grass/Grass-like Sun Wet
Schoenus nigricans Black Bogrush, Black Bog-rush Perennial Grass/Grass-like
Sclerocarpus uniserialis Mexican Bonebract, Border Bonebract Annual Herb
Sclerocarpus uniserialis var. uniserialis Mexican Bonebract Annual Herb
Scleropogon brevifolius Burrograss Perennial Grass/Grass-like Sun Dry
Scoparia dulcis Licorice Weed, Bitterbroom, Riceweed, Sweetbroom, Licoriceweed Annual, Perennial Herb, Subshrub Sun
Scrophularia marilandica Carpenter's Square, Maryland Figwort Perennial Herb, Subshrub
Scutellaria cardiophylla Gulf Skullcap Annual Herb
Scutellaria drummondii Drummond's Skullcap Annual Herb Sun Dry
Scutellaria drummondii var. drummondii Drummond's Skullcap Annual Herb
Scutellaria drummondii var. edwardsiana Drummond's Skullcap Annual Herb
Scutellaria ovata Heartleaf Skullcap, Heart-leaf Skullcap Perennial Herb Shade, Part-shade Moist
Scutellaria ovata ssp. mexicana Heartleaf Skullcap Perennial Herb
Scutellaria resinosa Sticky Skullcap, Shrubby Skullcap, Resin-dot Skullcap, Resinous Skullcap Perennial Herb Part-shade Dry
Scutellaria wrightii Wright's Skullcap, Bushy Skullcap, Shrubby Skullcap Perennial Shrub Sun, Part-shade Moist, Dry
Sedum nuttallianum Yellow Stonecrop Annual Herb Sun Dry
Sedum pulchellum Widowscross Annual Herb Wet
Sedum wrightii Wright's Stonecrop Perennial Herb Part-shade Dry
Selaginella apoda Meadow Spikemoss Perennial Herb
Selaginella arenicola ssp. riddellii Riddell's Spikemoss Perennial Herb
Selaginella lepidophylla Flower Of Stone Perennial Herb, Fern
Selaginella peruviana Peruvian Spikemoss Perennial Herb
Selenia dissecta Texas Selenia Annual Herb
Selenia jonesii Jones' Selenia, Jones Selenia Annual Herb
Selinocarpus diffusus Spreading Moonpod Perennial Subshrub, Shrub
Senecio ampullaceus Texas Ragwort, Texas Groundsel, Texas Butterweed Annual Herb
Senecio flaccidus Threadleaf Ragwort, Threadleaf Groundsel Perennial Subshrub
Senecio riddellii Riddell's Ragwort Perennial Subshrub
Senegalia berlandieri Guajillo, Berlandier Acacia, Berlandier's Acacia, Round-flowered Catclaw, Roundflower Catclaw, Mimosa Catclaw, Thornless Catclaw, Huajilla Perennial Tree Sun, Part-shade Dry
Senegalia greggii Gregg Acacia, Gregg's Acacia, Gregg Catclaw Acacia, Gregg's Catclaw Acacia, Gregg Catclaw, Gregg's Catclaw, Texas Catclaw Acacia, Texas Catclaw, Long-flowered Catclaw Acacia, Longflower Catclaw Acacia, Long-flowered Catclaw, Longflower Catclaw, Catclaw Acacia, Catclaw, Devil's Claw, Uña De Gato Perennial Tree Sun Dry
Senegalia roemeriana Roemer Acacia, Roemer's Acacia, Roundflower Catclaw, Round-flowered Catclaw, Catclaw Acacia, Catclaw Perennial Shrub, Tree Sun Dry
Senegalia wrightii Wright Acacia, Wright's Acacia, Catclaw Acacia, Catclaw Perennial Tree Sun, Part-shade Dry
Senna bauhinioides Twinleaf Senna, Twinleaf Perennial Subshrub
Senna lindheimeriana Lindheimer's Senna, Velvet Leaf Senna, Velvetleaf Senna, Velvet-leaf Wild Sensitive-plant, Puppy-dog Ears Perennial Shrub Sun, Part-shade Dry
Senna marilandica Maryland Senna, Maryland Wild Senna, Southern Wild Senna, Wild Senna Perennial Herb Sun Moist
Senna obtusifolia Java-bean, Sicklepod Annual Herb
Senna pumilio Dwarf Senna Perennial Herb
Senna roemeriana Twoleaf Senna, Two Leaved Senna Perennial Shrub Part-shade Dry
Senna wislizeni Canyon Senna, Shrubby Senna, Dwarf Senna, Wislizenus's Senna, Wislizenus's Wild Sensitive-plant, Carrozo, Pinacate, Palo Prieto, Pinacatillo, Hojasén, Ejotillo Perennial Shrub Sun Moist
Serjania brachycarpa Littlefruit Slipplejack, Serjania Perennial Vine Part-shade Wet
Sesbania drummondii Rattlebush, Rattlebox, Poisonbean Perennial Shrub
Sesbania herbacea Coffeeweed, Bigpod Sesbania Annual Subshrub
Sesbania vesicaria Bagpod, Bladderpod Annual Herb, Subshrub
Sesuvium verrucosum Verrucose Seapurslane, Western Sea Purslane Annual Herb
Setaria grisebachii Grisebach's Bristlegrass Annual Grass/Grass-like
Setaria leucopila Streambed Bristlegrass, Plains Bristlegrass Perennial Grass/Grass-like
Setaria parviflora Marsh Bristlegrass, Knotroot Bristlegrass Perennial Grass/Grass-like Part-shade Moist
Setaria reverchonii Reverchon's Bristlegrass Perennial Grass/Grass-like
Setaria reverchonii ssp. ramiseta Rio Grande Bristlegrass Perennial Grass/Grass-like
Setaria scheelei Southwestern Bristlegrass, Scheele's Bristlegrass, Scheele's Foxtail Grass, Foxtail Grass Perennial Grass/Grass-like Shade, Part-shade Moist, Dry
Setaria texana Texas Bristlegrass Perennial Grass/Grass-like Part-shade Dry
Setaria villosissima Hairyleaf Bristlegrass Perennial Grass/Grass-like
Seymeria texana Texas Blacksenna Annual Herb
Sibara virginica Virginia Winged Rockcress Annual Herb
Sicyos angulatus One-seed Burr Cucumber, Star Cucumber Annual Vine
Sida lindheimeri Lindheimer's Sida, Showy Fanpetals Perennial Herb
Sida longipes Stockflower Fanpetals Perennial Subshrub
Sida spinosa Prickly Fanpetals Annual Subshrub
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 lanuginosum ssp. rigidum Gum Bully, Brazos Bumelia, Black Haw Perennial Tree Sun Moist, Dry
Silene antirrhina Sleepy Silene, Sleepy Catchfly Annual Herb
Silphium albiflorum White Rosinweed, White-flowered Rosinweed, Compass Plant Perennial Herb Sun Dry
Silphium laciniatum Compassplant, Compass Plant Perennial Herb Sun Dry
Silphium radula Roughstem Rosinweed Perennial Herb Sun
Simsia calva Awnless Bush Sunflower, Bush Sunflower Perennial Herb Sun Dry
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 biforme Wiry Blue-eyed Grass Perennial Herb
Sisyrinchium chilense Swordleaf Blue-eyed Grass, Sword-leaf Blue-eyed Grass Perennial Herb Sun, Part-shade Moist, Dry
Sisyrinchium langloisii Roadside Blue-eyed Grass, Dotted Blue-eyed Grass, Southern Blue-eyed Grass Perennial Herb Part-shade Dry
Sisyrinchium minus Dwarf Blue-eyed-grass, Pink-eyed-grass, Pink Blue-eyed-grass Annual Herb Sun, Part-shade Moist, Dry
Smallanthus uvedalius Hairy Leafcup Perennial Herb Sun, Part-shade Moist, Dry
Smilax bona-nox Sawbriar, Saw Greenbriar, Catbriar, Bullbriar, Stretchberry Vine Perennial Vine Shade Moist, Dry
Smilax renifolia Kidney-leaf Greenbriar Perennial Shrub, Vine
Smilax tamnoides Bristly Greenbriar Perennial Shrub, Vine
Solanum citrullifolium Watermelon Nightshade, Melonleaf Nightshade Annual Herb
Solanum dimidiatum Western Horsenettle, Western Horse-nettle Perennial Herb
Solanum douglasii Greenspot Nightshade, Douglas' Nightshade Perennial Subshrub
Solanum elaeagnifolium Silverleaf Nightshade, Silver-leaf Nightshade, White Horse Nettle, Trompillo, Tomato Weed, Bull Nettle Perennial Herb Sun Dry
Solanum rostratum Buffalo Bur, Buffalo Bur Nightshade, Buffalobur Nightshade Annual Herb Sun
Solanum triquetrum Texas Nightshade, Hierba Mora Perennial Herb, Vine
Solidago altissima Tall Goldenrod, Late Goldenrod, Canadian Goldenrod, Canada Goldenrod Perennial Herb Sun, Part-shade Moist
Solidago gigantea Giant Goldenrod, Smooth Goldenrod, Tall Goldenrod, Late Goldenrod, Early Goldenrod Perennial Herb Part-shade
Solidago juliae Julia's Goldenrod Perennial Herb
Solidago nemoralis Gray Goldenrod, Prairie Goldenrod, Oldfield Goldenrod, Grayleaf Goldenrod, Gray-leaved Goldenrod, Dyersweed Goldenrod, Dwarf Goldenrod, Field Goldenrod Perennial Herb Sun, Shade, Part-shade Dry
Solidago odora Anisescented Goldenrod, Anise-scented Goldenrod, Sweet Goldenrod Perennial Herb Sun Moist
Solidago odora var. odora Anisescented Goldenrod Perennial Herb
Solidago petiolaris Downy Ragged Goldenrod, Downy Goldenrod Perennial Herb
Solidago radula Western Rough Goldenrod Perennial Herb
Solidago speciosa Showy Goldenrod, Noble Goldenrod Perennial Herb Part-shade Moist
Sophora nuttalliana Silky Sophora Perennial Herb
Sophora secundiflora Texas Mountain Laurel, Mountain Laurel, Mescal Bean, Mescal Bean Sophora, Frijolillo, Frijolito Perennial Shrub, Tree Sun, Part-shade Moist, Dry
Sorghastrum elliottii Slender Indiangrass Perennial Grass/Grass-like
Sorghastrum nutans Indiangrass, Yellow Indiangrass, Indian Grass Perennial Grass/Grass-like Sun, Shade, Part-shade Moist, Dry
Spartina spartinae Gulf Cordgrass Perennial Grass/Grass-like Sun Wet
Spergularia salina Salt Sandspurry Annual Herb
Spermolepis divaricata Roughfruit Scaleseed Annual Herb
Spermolepis echinata Bristly Scaleseed Annual Herb
Spermolepis inermis Red River Scaleseed, Spreading Scaleseed Annual Herb
Sphaeralcea angustifolia Narrowleaf Globemallow, Copper Globemallow, Copper Mallow Perennial Herb Part-shade Dry
Sphaeralcea coccinea Scarlet Globemallow, Caliche Globemallow Biennial Shrub Sun Dry
Sphaeralcea hastulata Spear Globemallow Perennial Subshrub Sun Dry
Sphaeralcea incana Gray Globemallow Perennial Subshrub Sun, Part-shade Moist, Dry
Sphenopholis obtusata Prairie Wedgescale Annual Grass/Grass-like Part-shade
Spigelia hedyotidea Prairie Pinkroot, Prairie Pink Root Perennial Herb
Spigelia texana Texas Pinkroot Perennial Herb
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 lacera var. gracilis Southern Slender Ladies'-tresses, Slender Ladies'-tresses, Slender 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 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 clandestinus Hidden Dropseed, Rough Dropseed Perennial Grass/Grass-like
Sporobolus compositus Tall Dropseed, Composite Dropseed, Rough Dropseed Perennial Grass/Grass-like
Sporobolus compositus var. compositus Composite Dropseed, Tall Dropseed Perennial Grass/Grass-like Sun Moist
Sporobolus cryptandrus Sand Dropseed Perennial Grass/Grass-like Sun, Part-shade Dry
Sporobolus giganteus Giant Dropseed Perennial Grass/Grass-like Sun Dry
Sporobolus junceus Pineywoods Dropseed Perennial Grass/Grass-like
Sporobolus pyramidatus Whorled Dropseed, Target Dropseed, Madagascar Dropseed Annual, Perennial Grass/Grass-like
Sporobolus vaginiflorus Poverty Dropseed Annual Grass/Grass-like
Sporobolus wrightii Big Sacaton, Sacaton, Alkali Sacaton Perennial Grass/Grass-like Sun Wet
Stachys crenata Mousesear, Shade Betony, Mouse's Ear Annual Herb
Steinchisma hians Gaping Grass Perennial Grass/Grass-like
Stellaria prostrata Prostrate Starwort, Prostrate Chickweed Annual Herb
Stenaria nigricans Bluets, Diamond-flowers Perennial Herb, Subshrub
Stenaria nigricans var. nigricans Diamondflowers, Narrowleaf Bluets, Baby's Breath, Bluets, Fine-leaf Bluets Perennial Herb Sun
Stenosiphon linifolius False Gaura Perennial Herb Sun Dry
Stephanomeria pauciflora Brownplume Wirelettuce, Brown-plume Desert Straw, Fewflower Wirelettuce, Prairie Skeletonplant Perennial Herb, Subshrub
Stillingia sylvatica Queen's-delight Perennial Herb
Stillingia texana Texas Queen's Delight, Queen's Delight, Texas Toothleaf Perennial Herb Part-shade
Stillingia treculiana Trecul's Toothleaf Perennial Herb
Streptanthus bracteatus Bracted Twistflower, Bracted Jewelflower Annual Herb
Streptanthus platycarpus Broadpod Jewelflower, Broadpod Twistflower Annual Herb
Strophostyles helvola Trailing Fuzzybean, Amberique-bean, Trailing Wild Bean, Trailing Fuzzy Bean Annual Vine Sun
Strophostyles leiosperma Slickseed Fuzzybean Annual Vine
Stuckenia pectinata Sago Pondweed Perennial Herb Sun
Stylisma pickeringii Pickering's Dawnflower Perennial Vine
Stylisma pickeringii var. pattersonii Patterson's Dawnflower Perennial Herb, Vine
Stylosanthes biflora Sidebeak Pencilflower Perennial Herb
Styphnolobium affine Eve's Necklace, Eve's Necklacepod, Texas Sophora, Pink Sophora, Necklace Tree Perennial Tree Part-shade Dry
Styrax platanifolius Sycamore-leaf Snowbell Perennial Shrub Part-shade Moist
Styrax platanifolius ssp. platanifolius Sycamoreleaf Snowbell Perennial Shrub, Tree
Styrax platanifolius ssp. stellatus Sycamoreleaf Snowbell, Hairy Sycamore-leaf Snow-bell Perennial Shrub
Styrax platanifolius ssp. texanus Texas Snowbell, Texas Snow-bell Perennial Shrub
Symphoricarpos orbiculatus Coralberry, Indian Currant, Buckbrush Perennial Shrub Shade, Part-shade Moist, Dry
Symphyotrichum divaricatum Southern Annual Saltmarsh Aster, Lawn American-aster, White Wood Aster, Saltmarsh Aster, Slender Aster Annual Herb Part-shade Moist
Symphyotrichum drummondii Drummond's Aster Perennial Herb
Symphyotrichum drummondii var. texanum Drummond's Aster, Texas Aster Perennial Herb Part-shade Dry
Symphyotrichum dumosum Rice Button Aster, White Bushy Aster Perennial Herb
Symphyotrichum ericoides White Heath Aster, Heath Aster Perennial Herb Sun Dry
Symphyotrichum ericoides var. ericoides White Heath Aster, Heath Aster, White Aster, White Prairie Aster Perennial Herb Sun Dry
Symphyotrichum falcatum White Prairie Aster Perennial Herb
Symphyotrichum lanceolatum Whitepanicle Aster, Panicled Aster, Lanceleaf Aster, White Panicle Aster Perennial Herb
Symphyotrichum lanceolatum ssp. hesperium White Panicle Aster Perennial Herb
Symphyotrichum lanceolatum ssp. lanceolatum White Panicle Aster, Panicled Aster Perennial Herb
Symphyotrichum oblongifolium Aromatic Aster, Aromatic American Aster, Fall Aster, Wild Blue Aster, Shale Aster Perennial Herb Sun, Part-shade Moist, Dry
Symphyotrichum patens Late Purple Aster Perennial Herb
Symphyotrichum patens var. patens Spreading Aster, Late Purple Aster, Spread-leaf Aster, Sky-drop Aster Perennial Herb Shade
Symphyotrichum praealtum Willowleaf Aster Perennial Herb Sun, Shade, Part-shade Moist
Symphyotrichum sericeum Western Silver Aster, Western Silver American-aster, Silky Aster Perennial Herb Sun, Part-shade Dry
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
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
Tephrosia lindheimeri Lindheimer's Hoarypea, Hoary Pea, Lindheimer Tephrosia Perennial Subshrub Part-shade Dry
Tephrosia onobrychoides Multibloom Hoarypea, Multibloom Tephrosia Perennial Herb
Tephrosia potosina Edwards Plateau Hoarypea Perennial Herb, Subshrub
Tephrosia virginiana Goat's Rue, Virginia Tephrosia, Devil's Shoestring Perennial Herb Sun, Shade, Part-shade Dry
Tetraclea coulteri Coulter's Wrinklefruit Perennial Subshrub
Tetragonotheca repanda Showy Nerveray Perennial Herb
Tetragonotheca texana Squarebud Daisy, Nerve-ray, Square-bud Daisy Perennial Herb Sun Dry
Tetraneuris linearifolia Fineleaf Fournerved Daisy, Slender-leaf Hymenoxys, Bitterweed Annual Herb
Tetraneuris scaposa Four-nerve Daisy, Hymenoxys, Stemmy Four-nerve Daisy, Yellow Daisy, Bitterweed Perennial Herb Part-shade Dry
Tetraneuris scaposa var. scaposa Four-nerve Daisy, Hymenoxys, Stemmy Four-nerve Daisy, Bitterweed Perennial Herb Sun Dry
Teucrium canadense American Germander, Canada Germander, Canadian Germander, Germander, Hairy Germander, Wood Sage Perennial Herb Part-shade Moist
Teucrium canadense var. canadense Canada Germander Perennial Herb
Teucrium cubense Small Coastal Germander, Coast Germander Perennial Herb Sun Dry
Teucrium laciniatum Lacy Germander, Cut-leaf Germander, Dwarf Germander Perennial Herb Part-shade Dry
Thalictrum dasycarpum Purple Meadow-rue, Tall Meadow-rue, Meadow Rue Perennial Herb Part-shade Wet, Moist
Thamnosma texana Texas Desert-rue, Dutchman's Breeches, Rue Of The Mountains, Ruda Del Monte Perennial Herb Sun Dry
Thelesperma ambiguum Colorado Greenthread Perennial Herb
Thelesperma burridgeanum Burridge's Greenthread, Burridge Green-thread Annual Herb
Thelesperma filifolium Stiff Greenthread, Greenthread Annual Herb Sun Dry
Thelesperma filifolium var. filifolium Stiff Greenthread, Showy Navajo Tea, Greenthread Annual, Perennial Herb Sun Dry
Thelesperma filifolium var. intermedium Stiff Greenthread Annual Herb
Thelesperma flavodiscum East Texas Greenthread, Greenthread Annual Herb
Thelesperma megapotamicum Hopi Tea Greenthread, Green Threads, Navajo Tea, Cota Perennial Herb
Thelesperma simplicifolium Slender Greenthread, Navajo Tea, Cota Perennial Herb Sun Dry
Thelocactus setispinus Miniature Barrel Cactus, Hedgehog Cactus Perennial Cactus/Succulent Sun Dry
Thelypteris kunthii Wood Fern, River Fern, Southern Shield Fern, Kunth's Maiden Fern, Normal Shield Fern Perennial Fern Shade, Part-shade Moist
Thelypteris ovata var. lindheimeri Lindheimer's Marsh Fern, Lindheimer's Maiden Fern Perennial Fern
Thymophylla acerosa Prickly-leaf Dogweed, Texas Dogweed, Shrubby Dogweed, Prickleleaf Dogweed, Prickleaf Dogweed, Fetid Marigold, Scrubby Dogweed Perennial Herb
Thymophylla micropoides Woolly Pricklyleaf Perennial Herb
Thymophylla pentachaeta Parralena, Fiveneedle Pricklyleaf, Five-needle Fetid Marigold Perennial Herb, Subshrub
Thymophylla pentachaeta var. pentachaeta Parralena, Fiveneedle Pricklyleaf, Dogweed, Dyssodia Perennial Herb, Subshrub Sun
Thymophylla tenuiloba Bristleleaf Pricklyleaf Annual Herb
Thymophylla tenuiloba var. tenuiloba Bristleleaf Pricklyleaf Annual Herb
Tidestromia lanuginosa Woolly Tidestromia Annual Herb
Tilia americana American Basswood, American Linden, Lime Tree, Bee Tree Perennial Tree Sun, Shade, Part-shade Moist, Dry
Tilia americana var. caroliniana Carolina Basswood, Florida Basswood, Small-leaved Basswood, Downy Basswood, Carolina Linden, Florida Linden, Small-leaved Linden, Downy Linden Perennial Tree
Tillandsia recurvata Small Ball Moss, Ball Moss Perennial Herb
Tillandsia usneoides Spanish Moss Perennial Herb Shade
Tinantia anomala False Dayflower, Widows Tears Annual Herb Part-shade Moist
Tiquilia canescens Woody Crinklemat, Shrubby Coldenia, Shrubby Tiquilia Perennial Subshrub
Tiquilia canescens var. canescens Woolly Crinklemat, Woody Crinklemat, Dog's Ear, Oreja De Perro, Rat's Ear Coldenia, Woody Tiquilia, Gray Tiquilia, Gray Coldenia, Shrubby Coldenia Perennial Herb
Tiquilia mexicana Mexican Crinklemat Perennial Subshrub
Townsendia exscapa Stemless Townsend Daisy, Stemless Townsend-daisy, Easter Daisy Perennial Herb Sun
Toxicodendron radicans Eastern Poison Ivy, Poison Ivy Perennial Shrub, Vine Shade, Part-shade Moist
Toxicodendron radicans ssp. verrucosum Eastern Poison Ivy Perennial Herb, Subshrub, Shrub, Vine
Tradescantia brevifolia Trans-Pecos Spiderwort Perennial Herb Part-shade Moist, Dry
Tradescantia edwardsiana Plateau Spiderwort, Edwards' Spiderwort Perennial Herb Part-shade
Tradescantia gigantea Giant Spiderwort Perennial Herb Sun, Part-shade Moist
Tradescantia hirsutiflora Hairyflower Spiderwort Perennial Herb Part-shade Moist
Tradescantia humilis Texas Spiderwort Perennial Herb
Tradescantia occidentalis Prairie Spiderwort, Western Spiderwort, Spiderwort Perennial Herb Sun, Part-shade Dry
Tradescantia ohiensis Ohio Spiderwort, Bluejacket Perennial Herb Part-shade Dry
Tradescantia pedicellata Edwards Plateau Spiderwort, Granite Spiderwort Perennial Herb
Tradescantia reverchonii Reverchon's Spiderwort Perennial Herb
Tradescantia subacaulis Stemless Spiderwort Perennial Herb Part-shade Moist
Tragia betonicifolia Betonyleaf Noseburn Perennial Herb
Tragia brevispica Shortspike Noseburn Perennial Herb, Vine
Tragia nigricans Dark Noseburn Perennial Herb
Tragia ramosa Branched Noseburn Perennial Herb
Tragia urticifolia Nettleleaf Noseburn Perennial Herb, Vine
Triadenum walteri Greater Marsh St. Johnswort Perennial Herb
Trichloris crinita Two-flowered Trichloris, False Rhodes Grass Perennial Grass/Grass-like Part-shade
Trichloris pluriflora Multi-flowered False-rhodesgrass, Multiflower False Rhodes Grass, Showy Chloris Perennial Grass/Grass-like Sun Moist
Trichocoronis rivularis Rio Grande Bugheal Annual Herb
Trichoneura elegans Silveus Grass Annual Grass/Grass-like
Trichostema brachiatum Fluxweed, False Pennyroyal Annual Herb
Tridens albescens White Tridens, White Top Perennial Grass/Grass-like Part-shade Moist
Tridens buckleyanus Buckley's Fluffgrass, Buckley's Tridens Perennial Grass/Grass-like
Tridens congestus Pink Fluffgrass, Pink Tridens Perennial Grass/Grass-like
Tridens eragrostoides Lovegrass Tridens Perennial Grass/Grass-like
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 muticus var. muticus Slim Tridens, Awnless Fluffgrass Perennial Grass/Grass-like
Tridens strictus Longspike Tridens Perennial Grass/Grass-like
Tridens texanus Texas Fluffgrass, Texas Tridens Perennial Grass/Grass-like
Trifolium bejariense Bejar Clover Annual Herb
Trifolium carolinianum Carolina Clover Annual, Perennial Herb
Triodanis biflora Small Venus' Looking-glass Annual Herb
Triodanis coloradoensis Colorado Venus' Looking-glass, Western Venus' Looking Glass Annual Herb
Triodanis holzingeri Holzinger's Venus' Looking-glass Annual Herb
Triodanis leptocarpa Slimpod Venus' Looking-glass Annual Herb
Triodanis perfoliata Clasping Venus's Looking-glass Annual Herb Shade Dry
Triodanis texana Texas Venus' Looking-glass Annual Herb
Triplasis purpurea Purple Sandgrass, Purple Triplasis Annual Grass/Grass-like Sun Dry
Tripogon spicatus American Fiveminute Grass Perennial Grass/Grass-like
Tripsacum dactyloides Eastern Gamagrass, Fakahatchee Grass Perennial Grass/Grass-like Part-shade Moist
Trisetum interruptum Prairie False Oat Annual Grass/Grass-like
Typha domingensis Southern Cattail Perennial Herb
Typha latifolia Broadleaf Cattail, Common Cattail Perennial Grass/Grass-like Sun, Part-shade Wet
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
Ungnadia speciosa Mexican Buckeye, Monilla Perennial Tree Sun, Part-shade Dry
Urochloa ciliatissima Fringed Signalgrass Perennial Grass/Grass-like
Urochloa fusca Browntop Signalgrass Annual, Perennial Grass/Grass-like
Urochloa texana Texas Signalgrass Annual Grass/Grass-like
Urtica chamaedryoides Heart-leaf Stinging Nettle, Heart-leaf Nettle, Stinging Nettle Annual Herb
Utricularia cornuta Horned Bladderwort Annual Herb Wet
Utricularia gibba Humped Bladderwort, Bladderwort, Conespur Bladderpod Perennial Herb Sun Wet
Utricularia macrorhiza Common Bladderwort Perennial Herb Sun Wet
Vachellia bravoensis Huisachillo, Dwarf Huisache, Bravo Acacia, Schaffner's Acacia, Schaffner's Wattle, Twisted Acacia Perennial Shrub Sun Dry
Vachellia constricta Whitethorn Acacia, White-thorn Acacia, Mescat Acacia, Mescat Wattle, Whitethorn, Vara Prieta, Chaparro Prieto Perennial Shrub Sun Dry
Vachellia farnesiana Huisache, Texas Huisache, Sweet Acacia, Perfume Acacia, Mealy Acacia, Mealy Wattle, Cassie Perennial Tree Sun Dry
Vachellia rigidula Blackbrush Acacia, Blackbrush, Chaparro Prieto, Gavia Perennial Tree Part-shade Dry
Vachellia vernicosa Viscid Acacia Perennial Shrub Sun
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
Vaseyochloa multinervosa Texasgrass Perennial Grass/Grass-like
Verbena bracteata Bigbract Verbena, Carpet Vervain, Prostrate Vervain Annual Herb Sun
Verbena canescens Gray Vervain Perennial Herb Sun Moist, Dry
Verbena cloverae Clover's Vervain Perennial Herb, Subshrub
Verbena halei Texas Vervain, Slender Verbena, Texas Verbena, Slender Vervain Perennial Shrub Sun Dry
Verbena neomexicana Hillside Vervain Perennial Herb
Verbena plicata Fanleaf Vervain Perennial Herb
Verbena scabra Sandpaper Vervain Annual Herb, Subshrub
Verbena stricta Hoary Verbena, Hoary Vervain, Tall Vervain, Woolly Verbena Annual Herb Sun Dry
Verbena xutha Gulf Vervain Perennial Herb Sun, Part-shade Moist, Dry
Verbesina encelioides Cowpen Daisy, Golden Crownbeard, Butter Daisy Annual Herb Sun Dry
Verbesina lindheimeri Lindheimer's Crownbeard Perennial Herb
Verbesina microptera Texas Crownbeard Perennial Herb
Verbesina nana Dwarf Crownbeard Perennial Herb
Verbesina virginica Frostweed, White Crownbeard, Iceplant, Iceweed, Virginia Crownbeard, Indian Tobacco, Richweed, Squawweed Biennial, Perennial Herb Shade, Part-shade Moist, Dry
Verbesina virginica var. virginica Frostweed, White Crownbeard Biennial, Perennial Herb
Vernonia baldwinii Western Ironweed, Baldwin's Ironweed, Ironweed Perennial Herb Sun Moist
Vernonia lindheimeri Woolly Ironweed Perennial Herb Sun Dry
Vernonia marginata Plains Ironweed Perennial Herb
Vernonia texana Texas Ironweed Perennial Herb
Veronica anagallis-aquatica Water Speedwell Biennial Herb
Veronica peregrina American Speedwell, Purslane Speedwell, Neckweed Annual Herb
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 ludoviciana Deer Pea Vetch, Louisiana Vetch Annual Herb
Vicia ludoviciana ssp. leavenworthii Leavenworth's Vetch Annual Vine
Vicia ludoviciana ssp. ludoviciana Deer Pea Vetch, Louisiana Vetch Annual Vine
Viguiera dentata Plateau Goldeneye, Sunflower Goldeneye, Toothleaf Goldeneye, Chimalacate, Golden-eye Perennial Herb Part-shade Dry
Viguiera stenoloba Skeleton-leaf Goldeneye, Resinbush Perennial Shrub Sun, Part-shade Dry
Viola bicolor Field Pansy, Wild Pansy Annual Herb
Viola missouriensis Missouri Violet Annual, Perennial Herb Shade, Part-shade Moist
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
Vitis aestivalis Summer Grape , Pigeon Grape Perennial Vine
Vitis aestivalis var. lincecumii Long Grape Perennial Vine
Vitis cinerea var. helleri Winter Grape, Heller's Grape, Gray-leaf Grape, Smooth-leaf Grape, Sweet Grape, Spanish Grape Perennial Vine Part-shade Moist
Vitis monticola Sweet Mountain Grape, Champin Grape Perennial Vine Sun
Vitis mustangensis Mustang Grape Perennial Vine Part-shade Dry
Vitis rupestris Sand Grape Perennial Vine
Vulpia elliotea Squirreltail Fescue Annual Grass/Grass-like
Vulpia octoflora Sixweeks Fescue, Common Sixweeks Grass Annual Grass/Grass-like
Warnockia scutellarioides Prairie Brazosmint, Prairie Brazoria Annual Herb Part-shade Moist
Wedelia acapulcensis var. hispida Zexmenia, Orange Zexmenia, Hairy Wedelia, Wedelia, Texas Creeping-oxeye Perennial Herb Sun, Part-shade Moist, Dry
Wolffia columbiana Columbian Watermeal Perennial Herb
Woodsia obtusa Bluntlobe Cliff Fern, Blunt Cliff Fern Perennial Herb, Fern Sun, Shade, Part-shade Moist
Xanthisma texanum Texas Sleepy Daisy, Yellow Sleepy Daisy, Star of Texas, Texas Sleepy-daisy, Texas Sleepydaisy Annual Herb Part-shade
Xanthisma texanum var. drummondii Drummond's Sleepy Daisy, Yellow Sleepy Daisy, Drummond's Sleepy-daisy, Drummond's Sleepydaisy Annual Herb Part-shade Dry
Xanthium strumarium Rough Cocklebur Annual Herb
Yeatesia platystegia Montell Bractspike, Wild Shrimp Plant Perennial Herb Part-shade Moist
Yucca arkansana Arkansas Yucca, Softleaf Yucca Perennial Cactus/Succulent Part-shade Dry
Yucca baccata Banana Yucca, Blue Yucca, Fleshy-fruited Yucca, Datil Perennial Cactus/Succulent Sun Dry
Yucca constricta Buckley Yucca, Buckley's Yucca Perennial Shrub Sun Dry
Yucca glauca Soapweed Yucca, Narrowleaf Yucca, Plains Yucca, Beargrass, Great Plains Yucca Perennial Herb, Subshrub, Shrub Sun Dry
Yucca glauca var. glauca Soapweed Yucca, Narrow-leaf Yucca Perennial Herb, Subshrub, Shrub Part-shade Dry
Yucca pallida Pale-leaf Yucca Perennial Cactus/Succulent Sun, Part-shade Dry
Yucca reverchonii San Angelo Yucca Perennial Subshrub Sun Dry
Yucca rupicola Twistleaf Yucca, Twisted-leaf Yucca, Texas Yucca, Spanish Dagger Perennial Cactus/Succulent Sun, Part-shade Dry
Yucca thompsoniana Thompson's Yucca, Thompson Yucca, Beaked Yucca, Big Bend Yucca, Soyate, Palmita, Trans-Pecos Yucca Perennial Cactus/Succulent Sun Dry
Yucca torreyi Torrey Yucca, Torrey's Yucca, Spanish Bayonet, Spanish Dagger, Old Shag, Palma Perennial Shrub Sun Dry
Yucca treculeana Spanish Dagger, Spanish Bayonet, Don Quixote's Lance, Palma Pita, Palma De Datil, Palmito Perennial Cactus/Succulent Part-shade Dry
Zannichellia palustris Horned Pondweed, Horned Poolmat, Horned-pondweed Perennial Herb
Zanthoxylum clava-herculis Hercules Club, Pepperbark, Toothache Tree, Tickle Tongue, Prickly Ash Perennial Tree Sun Dry
Zanthoxylum hirsutum Texas Hercules' Club, Texas Prickly Ash, Limetone Prickly Ash, Toothache Tree, Tickle-tongue, Tingle-tongue Perennial Tree Part-shade Dry
Zephyranthes pulchella Showy Zephyrlily Perennial Herb
Zigadenus nuttallii Nuttall's Death Camas, Death Camas, Poison-onion Perennial Herb Part-shade
Zinnia anomala Shortray Zinnia Perennial Subshrub
Zinnia grandiflora Plains Zinnia, Rocky Mountain Zinnia, Prairie Zinnia, Little Golden Zinnia, Yellow Zinnia Perennial Shrub Part-shade Dry
Zizania texana Texas Wildrice, Texas Wild Rice Perennial Grass/Grass-like Sun Wet
Zizaniopsis miliacea Giant Cutgrass Perennial Grass/Grass-like
Ziziphus obtusifolia Lotebush, Lote-bush Condalia, Graythorn Perennial Tree Part-shade Dry
Ziziphus obtusifolia var. obtusifolia Lotebush Perennial Tree
Zornia bracteata Viperina Annual Herb