Southern Texas Plains This EPA Level III ecoregion encompasses all or part of 21 Texas counties. This ecoregion borders most of the southwestern portion of the Rio Grande River and extends into northern Mexico. In Texas, it encompasses much of the same land area as the Texas Parks & Wildlife Department’s South Texas Plains vegetative region. This collection lists only those taxa found in the Texas portion of the Southern Texas Plains ecoregion.
Scientific Name	Common Name	Duration	Habit	Sun	Water
Abronia ameliae	Amelia's Sand-verbena, Heart's Delight	Perennial	Herb	Part-shade	Dry
Abutilon abutiloides	Shrubby Indian Mallow	Perennial	Herb, Subshrub
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 trisulcatum	Anglestem Indian Mallow	Perennial	Subshrub, Shrub
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 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
Acanthocereus tetragonus	Triangle Cactus, Barbed-wire Cactus, Chaco	Perennial	Cactus/Succulent	Part-shade	Moist, 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
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
Acourtia runcinata	Featherleaf Desertpeony, Peonia	Perennial	Herb
Acourtia wrightii	Brownfoot, Pink Perezia	Perennial	Herb	Part-shade	Dry
Adelia vaseyi	Vasey's Wild-lime	Perennial	Shrub
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
Agalinis fasciculata	Beach False Foxglove	Annual	Herb
Agalinis gattingeri	Roundstem False Foxglove	Annual	Herb	Sun	Dry
Agalinis heterophylla	Prairie Agalinis, Prairie False-foxglove	Annual	Herb	Part-shade	Moist, Dry
Agalinis homalantha	San Antonio False Foxglove	Annual	Herb
Agalinis strictifolia	Stiffleaf False Foxglove	Annual	Herb
Agalinis tenuifolia	Slenderleaf False Foxglove	Annual	Herb	Sun, Part-shade
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
Agave univittata	Thorncrest Century Plant, Maguey Mezortillo	Perennial	Herb, 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. fraseri	Fraser Meadow Garlic, Fraser Meadow Garlic	Perennial	Herb
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
Allium runyonii	Runyon's Onion	Perennial	Herb
Allowissadula holosericea	Velvet-leaf Mallow, Chisos Mountain False Indianmallow	Perennial	Shrub	Part-shade	Moist
Allowissadula lozanii	Lozano's False Indianmallow	Perennial	Herb, Subshrub, Shrub
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 macrostachya	Rio Grande Beebrush, Woolly Bee-brush	Perennial	Shrub	Sun	Moist
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 retroflexus	Redroot Amaranth	Annual	Herb
Amaranthus scleropoides	Bonebract Amaranth	Annual	Herb	Sun	Moist
Amaranthus spinosus	Spiny Amaranth, Thorny Pigweed	Annual	Herb
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
Ammannia auriculata	Eared Redstem	Annual	Herb
Ammannia coccinea	Valley Redstem, Scarlet Tooth-cup	Annual	Herb	Sun
Ammoselinum popei	Plains Sandparsley	Annual	Herb
Amoreuxia wrightii	Wright's Yellowshow, Yellow-show	Perennial	Herb, Subshrub	Sun	Moist
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
Amphiachyris dracunculoides	Prairie Broomweed, Broomweed	Annual	Herb
Amsonia longiflora	Tubular Bluestar, Trumpet Slimpod	Perennial	Herb
Amsonia longiflora var. salpignantha	Tubular Bluestar, Trumpet Slimpod	Perennial	Herb	Sun, Part-shade	Moist
Amyris madrensis	Mountain Torchwood, Shrub Amyris	Perennial	Shrub	Sun	Dry
Amyris texana	Texas Torchwood, Chapotillo	Perennial	Shrub	Part-shade	Dry
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 glomeratus	Bushy Bluestem, Brushy Bluestem	Perennial	Grass/Grass-like	Sun	Wet, Moist
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 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
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
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
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. pilosissima	Tall Silverbush	Perennial	Herb, 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
Aristida desmantha	Curly 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 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 pentandra	Marsh's Dutchman's Pipe	Perennial	Vine	Part-shade	Moist
Aristolochia serpentaria	Virginia Snakeroot, Virginia Dutchmanspipe	Perennial	Herb	Shade	Dry
Asclepias asperula	Antelope-horns, Spider Milkweed, Green-flowered Milkweed, Spider Antelope-horns, Antelope Horns	Perennial	Herb	Sun	Moist, Dry
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 linearis	Slim Milkweed	Perennial	Subshrub
Asclepias oenotheroides	Zizotes Milkweed, Hierba De Zizotes, Side-cluster Milkweed, Longhorn Milkweed, Primrose Milkweed, Lindheimer's Milkweed	Perennial	Herb	Sun	Dry
Asclepias prostrata	Prostrate Milkweed	Perennial	Herb
Asclepias stenophylla	Slimleaf Milkweed, Narrowleaf Milkweed, Narrowleaf Green Milkweed	Perennial	Herb	Sun	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 emoryanus	Emory's Milkvetch	Annual, Biennial	Herb	Sun	Dry
Astragalus leptocarpus	Rare Loco Milkvetch, Slimpod Milkvetch	Annual	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
Atriplex canescens	Chamiso, Four-wing Saltbush, Wing-scale	Perennial	Shrub	Part-shade	Dry
Atriplex matamorensis	Matamoros Saltbush	Perennial	Herb, Subshrub
Aureolaria grandiflora	Largeflower Yellow False Foxglove, False Foxglove	Perennial	Herb	Part-shade	Dry
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. leucophaea	Longbract Wild Indigo, Cream False Indigo, Plains Wild Indigo, Cream Wild Indigo, Large-bracted Wild Indigo	Perennial	Herb	Part-shade	Moist
Bastardia viscosa	Viscid Mallow, Bastardia	Perennial	Herb
Batis maritima	Turtleweed, Seaside Saltwort	Perennial	Shrub	Sun	Moist
Bauhinia lunarioides	Anacacho Orchid Tree, Anacacho Bauhinia, Orchid Tree, Texas Plume	Perennial	Tree	Part-shade	Dry
Berlandiera betonicifolia	Texas Greeneyes, Broochflower	Perennial	Herb	Part-shade	Moist
Bernardia myricifolia	Mouse's Eye, Mouse Ears	Perennial	Shrub
Bernardia obovata	Desert Myrtlecroton	Perennial	Shrub	Sun, 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
Blutaparon vermiculare	Silverhead	Perennial	Herb
Boehmeria cylindrica	Smallspike False Nettle, Bog Hemp	Perennial	Herb	Sun, Shade, Part-shade	Moist
Boerhavia coccinea	Scarlet Spiderling	Perennial	Herb
Boerhavia erecta	Erect Spiderling, Common Spiderling	Annual	Herb
Boerhavia linearifolia	Narrowleaf Spiderling	Perennial	Subshrub
Bonamia repens	Creeping Lady's Nightcap	Perennial	Herb, Subshrub
Borrichia frutescens	Bushy Seaside Tansy, Ox-eye Daisy, Sea Daisy, Sea Ox-eye	Perennial	Shrub	Sun	Moist
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
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 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 arenaria	Sand Brazos-mint	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. eupatorioides	False Boneset	Perennial	Herb	Part-shade	Dry
Brickellia eupatorioides var. gracillima	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 sessiliflora	Rio Grande Butterflybush, Tepozan	Perennial	Shrub	Part-shade	Moist
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
Cakile lanceolata	Coastal Searocket	Annual	Subshrub
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 alcaeoides	Light Poppymallow, Plains Poppy-mallow, Light Poppy-mallow, Pink Poppy-mallow, Light Poppy Mallow	Perennial	Herb	Sun
Callirhoe involucrata	Winecup, Purple Poppy Mallow	Perennial	Herb	Sun, Part-shade	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
Callisia micrantha	Cherisse, Little-flower Roseling, Southern Coastal Roseling, Little-flower Spiderwort	Perennial	Herb	Part-shade	Dry
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 serrulatus	Yellow Sundrops, Yellow Evening Primrose, Plains Evening Primrose	Perennial	Herb	Sun	Dry
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
Carex austrina	Southern Sedge	Perennial	Herb, Grass/Grass-like
Carex edwardsiana	Edwards Plateau Sedge	Perennial	Grass/Grass-like
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 tetrastachya	Britton's Sedge	Perennial	Grass/Grass-like
Carlowrightia parviflora	Smallflower Wrightwort	Perennial	Subshrub
Carlowrightia texana	Texas Wrightwort	Perennial	Subshrub	Sun	Dry
Carlowrightia torreyana	Torrey's Wrightwort	Perennial	Herb
Carya illinoinensis	Pecan	Perennial	Tree	Sun	Moist
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
Ceanothus americanus	New Jersey Tea, Redroot	Perennial	Shrub	Sun, Part-shade	Moist, Dry
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
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 calycosum	Arizona Centaury, Shortflower Centaury, Rosita, Buckley Centaury	Annual	Herb
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
Cephalanthus salicifolius	Mexican Buttonbush	Perennial	Shrub, Tree	Sun, 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 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 greggii	Gregg's Sensitive Pea	Perennial	Shrub
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
Chilopsis linearis	Desert Willow, Flowering Willow, Willow-leaved Catalpa, Willowleaf Catalpa, Bow Willow, Flor De Mimbre, Mimbre	Perennial	Tree	Sun	Moist, Dry
Chiococca alba	Snowberry, West Indian Milkberry, David's Milkberry, Cahinca, West Indian Snowberry, Milkberry	Perennial	Shrub	Shade, Part-shade	Moist
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
Chromolaena odorata	Blue Mistflower, Fragrant Mistflower, Blue Boneset, Fragrant Boneset, Jack In The Bush, Crucita, Siam Weed, Common Flossflower, Christmas Bush, Devilweed	Perennial	Subshrub	Part-shade	Dry
Chrysactinia mexicana	Damianita	Perennial	Subshrub, Shrub	Sun	Dry
Chrysopsis pilosa	Soft Goldenaster, Soft Golden-aster	Annual	Herb	Sun, Part-shade
Cicuta maculata	Spotted Water Hemlock, Water-hemlock, Beaver Poison	Biennial	Herb		Wet
Cienfuegosia drummondii	Yellow Flymallow	Perennial	Herb, Subshrub
Cirsium altissimum	Tall Thistle	Biennial	Herb	Sun, Part-shade	Moist, Dry
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
Clinopodium brownei	Browne's Savory, St. John's Mint, Creeping Charlie, Lornatee	Perennial	Herb	Sun	Moist
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
Cocculus diversifolius	Correhuela, Snailseed	Perennial	Vine	Part-shade	Dry
Coelorachis cylindrica	Cylinder Jointtail Grass, Carolina Joint-tail	Perennial	Grass/Grass-like	Sun, Part-shade	Moist
Collinsia violacea	Violet Blue-eyed Mary	Annual	Herb
Colubrina texensis	Texas Hog Plum, Texas Snakewood, Texas Colubrina, Hog Plum	Perennial	Shrub	Part-shade	Dry
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
Commelina erecta var. erecta	Whitemouth Dayflower, Day Flower, Widow's Tears	Perennial	Herb
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 boissieri	Mexican Olive, Texas Wild Olive, Anacahuita, Anacahuite	Perennial	Shrub, Tree	Sun, Part-shade	Moist, Dry
Cordia podocephala	Texas Manjack, White Cordia	Perennial	Herb
Coreopsis basalis	Goldenmane Tickseed, Golden-wave	Annual	Herb	Sun	Dry
Coreopsis nuecensis	Crown Tickseed, Crown Coreopsis	Annual	Herb	Sun	Dry
Coreopsis nuecensoides	Rio Grande Tickseed, Crown Tickseed , Sand Coreopsis	Perennial	Herb
Coreopsis tinctoria	Plains Coreopsis, Golden Tickseed, Goldenwave, Calliopsis	Annual	Herb	Sun, Part-shade	Moist
Coreopsis wrightii	Rock Tickseed, Golden-wave	Annual	Herb
Corispermum americanum	American Bugseed	Annual	Herb	Sun	Dry
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
Coursetia axillaris	Texas Babybonnets	Perennial	Shrub	Sun	Dry
Crataegus greggiana	Gregg's Hawthorn, Gregg Hawthorn	Perennial	Shrub	Part-shade
Crataegus marshallii	Parsley Hawthorn, Parsleyleaf Hawthorn	Perennial	Shrub, Tree	Part-shade	Dry
Crataegus mollis	Downy Hawthorn, White Thorn, Whitethorn, Scarlet Hawthorn, Scarlet Haw, Red Haw, Downy Thorn	Perennial	Shrub, Tree	Sun, Shade, Part-shade	Moist, Dry
Crataegus tracyi	Tracy's Hawthorn, Tracy Hawthorn, Mountain Hawthorn	Perennial	Tree	Part-shade	Dry
Crataegus turnerorum	Turner's Hawthorn	Perennial	Tree
Croptilon hookerianum var. hookerianum	Hooker's Scratchdaisy	Annual	Herb
Croptilon rigidifolium	Stiffleaf Scratchdaisy	Annual	Herb
Croton argyranthemus	Healing Croton	Perennial	Herb, Subshrub
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 cortesianus	Cortez's Croton	Perennial	Shrub
Croton coryi	Cory's Croton	Annual	Herb
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 humilis	Pepperbush	Perennial	Shrub	Part-shade
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 parksii	Parks' Croton	Annual	Herb
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 pentagona	Fiveangled Dodder	Annual	Vine
Cuscuta runyonii	Runyon's Dodder	Annual	Vine
Cuscuta umbellata	Flatglobe Dodder, Santa Fe Dodder	Annual	Vine
Cyclanthera naudiniana	Hill Country Cyclanthera, Naudin's Cyclanthera, Central Texas Cyclanthera	Annual	Herb, Vine
Cylindropuntia leptocaulis	Tasajillo, Christmas Cactus, Pencil Cactus, Christmas Cholla, Desert Christmas Cactus	Perennial	Cactus/Succulent	Sun	Dry
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 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 hystricinus	Bristly Flatsedge	Perennial	Grass/Grass-like
Cyperus ochraceus	Pond Flatsedge, Yellow Sedge	Perennial	Grass/Grass-like	Part-shade
Cyperus odoratus	Fragrant Flatsedge, Fragrant Sedge	Annual	Grass/Grass-like	Sun
Cyperus oxylepis	Sharp-scale Flat Sedge	Perennial	Grass/Grass-like
Cyperus polystachyos	Manyspike Flatsedge, Bunchy Sedge	Perennial	Grass/Grass-like
Cyperus pseudovegetus	Marsh Flatsedge, Marsh Flat Sedge	Perennial	Grass/Grass-like	Sun
Cyperus retroflexus	Oneflower Flatsedge	Perennial	Grass/Grass-like
Cyperus retrorsus	Pine Barren Flatsedge	Perennial	Grass/Grass-like		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
Cyperus virens	Green 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 emarginata	Wedgeleaf Prairie Clover	Annual	Herb	Sun	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 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 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
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 glandulosus	Glandular Bundleflower	Perennial	Subshrub
Desmanthus illinoensis	Illinois Bundleflower, Bundleflower, Prairie Bundle Flower, Prickleweed, Illinois Desmanthus, Prairie Mimosa	Perennial	Shrub	Sun	Moist
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 paniculatum	Panicledleaf Ticktrefoil, Panicled Tick Trefoil, Velcro Vine	Perennial	Herb	Part-shade	Dry
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 dichotomum	Cypress 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
Dicliptera brachiata	Branched Foldwing, Branched Dicliptera	Perennial	Herb	Part-shade	Moist
Dicliptera sexangularis	Sixangle Foldwing	Perennial	Herb
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 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
Diospyros texana	Texas Persimmon, Mexican Persimmon, Black Persimmon, Chapote, Chapote Prieto	Perennial	Tree	Sun, 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 cuneifolia	Wedgeleaf Draba, Whitlow-grass	Annual	Herb
Draba platycarpa	Broadpod Draba, Broad-pod Draba, Broadpod Whitlowgrass, Broadpod Whitlow-grass	Annual	Herb
Drosera brevifolia	Dwarf Sundew, Spatulate-leaved Sundew	Perennial	Herb
Dyschoriste crenulata	Wavyleaf Snakeherb	Perennial	Herb
Dyschoriste linearis	Snake Herb, Polkadots, Narrowleaf Dyschoriste	Perennial	Herb	Sun	Wet, Moist
Dyssodia papposa	Dogweed, Fetid Marigold	Annual	Herb
Ebenopsis ebano	Texas Ebony, Black-bead Ebony, Ebony Ape's-earring, Ebano	Perennial	Shrub	Sun	Moist, 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 pentalophus	Ladyfinger Cactus, Alicoche, Dog Tail, Devil's Fingers	Perennial	Cactus/Succulent	Sun, Part-shade	Dry
Echinocereus poselgeri	Dahlia Hedgehog Cactus	Perennial	Cactus/Succulent	Part-shade	Dry
Echinocereus reichenbachii	Lace Hedgehog Cactus, Lace Cactus, Lace Hedgehog, Purple Candle	Perennial	Cactus/Succulent	Sun	Dry
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
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
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 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 minima	Small Spikerush	Annual	Grass/Grass-like
Eleocharis montevidensis	Sand Spikerush, Spike Rush	Perennial	Grass/Grass-like	Sun	Wet, Moist
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 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 pedunculata	Vine Jointfir	Perennial	Shrub
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 elliottii	Field Lovegrass , Field 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 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 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
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
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
Escobaria vivipara	Spinystar, Common Beehive Cactus, Pincushion Cactus	Perennial	Cactus/Succulent
Escobaria vivipara var. radiosa	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 cyathophora	Wild Poinsettia, Poinsettia, Fire On The Mountain	Annual	Herb	Sun	Moist
Euphorbia dentata	Toothed Spurge, Toothed-leaf Poinsettia	Annual	Herb
Euphorbia heterophylla	Mexican Fireplant, Wild Poinsettia	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
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 castanea	Marsh Fimbry, Saltmarsh Fimbristylis	Perennial	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 reticulata	Netleaf Swampprivet, Net-leaf Forestiera	Perennial	Shrub
Fouquieria splendens	Ocotillo, Devil's Walking Stick, Candlewood	Perennial	Shrub	Part-shade	Dry
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
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 squarrosa	Hairy Umbrella Sedge	Perennial	Grass/Grass-like
Funastrum clausum	White Twinevine	Perennial	Herb, Vine
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
Gaillardia aestivalis	Lanceleaf Blanketflower, Winkler Gaillardia	Perennial	Herb
Gaillardia amblyodon	Maroon Blanketflower, Red Gaillardia, Red Indian Blanket	Annual	Herb	Sun	Dry
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
Galium aparine	Stickywilly, Catchweed Bedstraw, Cleavers, Common Bedstraw, Sticky Weed, Goose Grass	Annual	Herb, Vine	Shade
Galium pilosum	Hairy Bedstraw	Perennial	Herb
Galium proliferum	Limestone Bedstraw	Annual	Herb
Galium texense	Texas Bedstraw	Annual	Herb
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 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
Giliastrum acerosum	Bluebowls, Prickleleaf Gilia	Annual	Subshrub
Giliastrum incisum	Splitleaf Gilia, Split-leaf Gilia, Cut-leaf Gilia	Annual, Biennial, Perennial	Herb	Sun	Dry
Giliastrum ludens	Rio Grande Gilia	Perennial	Herb
Giliastrum rigidulum	Bluebowls, Blue Gilia	Annual	Subshrub	Sun
Gillenia stipulata	American Ipecac	Perennial	Herb, Subshrub
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 polyantha	Rio Grande Mock Vervain	Perennial	Herb
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
Gochnatia hypoleuca	Shrubby Bullseye	Perennial	Shrub
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 grandiflora	Manyray Gumweed	Annual	Herb
Grindelia microcephala	Littlehead Gumweed, Gumweed	Annual	Herb
Grindelia oolepis	Plains Gumweed	Perennial	Herb
Grusonia schottii	Dog Cholla, Big Bend Pricklypear	Perennial	Cactus/Succulent	Sun	Dry
Guaiacum angustifolium	Texas Lignum-vitae, Soapbush, Guayacan	Perennial	Tree	Part-shade	Dry
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
Haploesthes greggii	False Broomweed	Perennial	Herb, Subshrub
Haploesthes greggii var. texana	Texas False Broomweed	Perennial	Herb, Subshrub, Shrub
Havardia pallens	Tenaza, Huajillo, Ape's Ear-ring	Perennial	Tree	Part-shade	Dry
Hechtia glomerata	Guapilla	Perennial	Cactus/Succulent	Sun	Dry
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 reverchonii	Reverchon's False Pennyroyal	Perennial	Herb, Subshrub
Hedeoma reverchonii var. serpyllifolia	Reverchon's False Pennyroyal, Rock Hedeoma	Perennial	Herb
Heimia salicifolia	Shrubby Yellowcrest	Perennial	Shrub	Sun	Moist
Helenium amarum	Yellow Sneezeweed, Bitterweed, Yellow Bitterweed, Yellowdicks, Slender-leaved Sneezeweed, Fine-leaved Sneezweed, Yellow Dog-fennel	Annual	Herb	Part-shade	Dry
Helenium amarum var. amarum	Yellow Bitterweed, Yellowdicks	Annual	Herb
Helenium amarum var. badium	Brown Bitterweed, Basin Sneezeweed	Annual	Herb
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 argophyllus	Silverleaf Sunflower	Annual	Herb	Sun	Moist
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 maximiliani	Maximilian Sunflower, Max Sunflower	Perennial	Herb	Sun	Moist, Dry
Helianthus occidentalis	Fewleaf Sunflower, Western Sunflower	Perennial	Herb	Sun	Moist, Dry
Helianthus praecox	Texas Sunflower	Annual	Herb
Helianthus praecox ssp. runyonii	Runyon's Sunflower	Annual	Herb
Helietta parvifolia	Baretta	Perennial	Tree
Heliotropium angiospermum	Scorpion's-tail, Scorpion-tail	Annual	Herb	Sun, Part-shade	Moist
Heliotropium confertifolium	Leafy Heliotrope	Perennial	Herb, Subshrub
Heliotropium curassavicum	Salt Heliotrope, Seaside Heliotrope, Quail Plant, Cola De Mico, Cola De Gama	Annual	Herb	Sun	Dry
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
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
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 martianus	Heartleaf Rosemallow, Tulipan Del Monte, Heartleaf Hibiscus	Perennial	Herb	Sun, Part-shade	Dry
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 croftiae	Croft's Bluet	Annual	Herb
Houstonia humifusa	Matted Bluet	Annual	Herb
Houstonia parviflora	Greenman's Bluet	Annual	Herb
Houstonia pusilla	Tiny Bluets, Small Bluets, Star Violet	Annual	Herb
Houstonia subviscosa	Nodding Bluet	Annual	Herb
Hunzikeria texana	Texas Cupflower	Perennial	Herb, Subshrub
Hybanthus verticillatus	Babyslippers, Nodding Green Violet, Green Violet	Perennial	Herb	Part-shade	Moist
Hydrocotyle bonariensis	Largeleaf Pennywort, Salt Pennywort	Perennial	Herb
Hydrocotyle umbellata	Manyflower Marsh-pennywort, Many-flowered Marsh-pennywort, Marsh Pennywort, Water Pennywort, Money Plant	Perennial	Herb	Sun, Shade, Part-shade	Wet, Moist
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 scabiosaeus	Carolina Woollywhite, Woolly-white, Old Plainsman	Biennial	Herb
Hymenopappus scabiosaeus var. corymbosus	Carolina Woollywhite, Old Plainsman	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 punctatum	Spotted St. John's-wort	Perennial	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 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 alba	Moonflower, Moon Vine, Tropical White Morning Glory	Annual	Vine
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 lindheimeri	Lindheimer's Morning-glory, Blue Morning Glory	Perennial	Vine	Sun	Dry
Ipomoea sagittata	Saltmarsh Morning-glory, Salt-marsh Morning Glory	Perennial	Vine
Ipomopsis rubra	Standing Cypress, Texas Plume, Red Texas Star, Red Gilia	Biennial	Herb	Sun, Part-shade	Dry
Iresine rhizomatosa	Judas Bush	Perennial	Herb
Isocoma drummondii	Drummond's Goldenbush	Perennial	Subshrub
Iva annua	Annual Marshelder, Marshelder, Sumpweed, Annual Marsh Elder, Marsh Elder	Annual	Herb
Iva frutescens	Jesuit's Bark, High-tide Bush, High-water Shrub, Marsh Elder, Bigleaf Marsh Elder	Perennial	Herb, Subshrub	Sun	Wet
Jacquemontia tamnifolia	Hairy Clustervine, Hairy Cluster-vine	Annual	Vine
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
Jefea brevifolia	Shortleaf Jefea	Perennial	Subshrub, Shrub
Juglans microcarpa	Little Walnut, Texas Walnut, Texas Black Walnut, River Walnut, Nogalito, Nogalillo, Namboca	Perennial	Tree	Part-shade	Dry
Juncus acuminatus	Tapertip Rush	Perennial	Grass/Grass-like	Part-shade
Juncus brachycarpus	Whiteroot Rush	Perennial	Grass/Grass-like
Juncus bufonius	Toad Rush	Annual	Grass/Grass-like	Sun
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 scirpoides	Needlepod 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
Justicia americana	American Water-willow, Water-willow	Perennial	Herb	Sun, Part-shade	Wet, Moist
Justicia pacifica	Runyon's Water-willow	Perennial	Subshrub	Sun, Part-shade	Moist
Justicia pilosella	Hairy Tube-tongue, Gregg's Tube-tongue, False Honeysuckle	Perennial	Herb	Part-shade	Moist, Dry
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 occidentalis	Western Dwarfdandelion	Annual	Herb
Krigia wrightii	Wright's Dwarfdandelion	Annual	Herb
Lactuca floridana	Woodland Lettuce, Florida Lettuce	Annual, Biennial	Herb	Shade, Part-shade	Wet, Moist
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 canescens	Hammock Shrubverbena	Perennial	Shrub
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
Leersia hexandra	Southern Cutgrass	Perennial	Grass/Grass-like
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
Lemna aequinoctialis	Lesser Duckweed	Perennial	Herb
Lemna obscura	Little Duckweed	Perennial	Herb
Lemna valdiviana	Valdivia Duckweed	Perennial	Herb
Lepidium austrinum	Southern Peppergrass, Southern Pepperwort	Annual	Herb
Lepidium densiflorum	Common Pepperweed	Annual	Herb
Lepidium lasiocarpum	Shaggyfruit 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
Lespedeza stuevei	Tall Bush-clover, Tall Lespedeza	Perennial	Herb
Lespedeza texana	Texas Lespedeza, Texas Bush-clover	Perennial	Herb	Sun
Lesquerella argyraea	Silver Bladderpod	Biennial	Herb
Lesquerella fendleri	Fendler's Bladderpod, Popweed	Perennial	Herb	Part-shade	Dry
Lesquerella gordonii	Gordon's Bladderpod	Annual	Herb	Sun
Lesquerella grandiflora	Bigflower Bladderpod	Annual	Herb
Lesquerella lasiocarpa	Roughpod Bladderpod	Annual, Biennial, Perennial	Herb
Lesquerella lindheimeri	Lindheimer's Bladderpod	Annual, Biennial	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 aspera	Tall Blazing Star, Tall Gayfeather, Tall Liatris, Rough Blazing Star, Rough Gayfeather, Rough Liatris, Button Snakeroot	Perennial	Herb	Sun	Dry
Liatris bracteata	Bracted Blazing Star, Bracted Gayfeather, Bracted Liatris	Perennial	Herb
Liatris elegans	Pink-scale Blazing Star, Pink-scale Gayfeather, Pink-scale Liatris	Perennial	Herb	Sun	Dry
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 pycnostachya	Prairie Blazing Star, Prairie Gayfeather, Prairie Liatris, Kansas Blazing Star, Kansas Gayfeather, Kansas Liatris, Cat-tail Blazing Star, Cat-tail Gayfeather, Cat-tail Liatris, Hairy Button-snakeroot	Perennial	Herb	Sun	Moist, Dry
Limnodea arkansana	Ozark Grass, Ozarkgrass	Annual	Grass/Grass-like	Sun, Shade, Part-shade	Wet, Moist
Limnosciadium pinnatum	Tansy Dogshade	Annual	Herb
Limonium carolinianum	Carolina Sealavender, Sea Lavender	Perennial	Herb	Part-shade	Wet
Lindera benzoin	Northern Spicebush, Spicebush, Wild Allspice	Perennial	Shrub	Sun, Shade, Part-shade	Wet, Moist, Dry
Lindernia dubia	Yellowseed False Pimpernel	Annual	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 rupestre	Rock Flax	Perennial	Herb
Linum sulcatum	Grooved Flax, Yellow Prairie Flax	Annual	Herb
Lippia alba	Bushy Lippia	Perennial	Shrub	Part-shade	Moist
Lippia graveolens	Mexican Oregano, Redbrush Lippia	Perennial	Shrub	Sun	Dry
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 berlandieri var. brachypoda	Berlandier's Lobelia, Blue Lobelia	Annual	Herb
Lobelia cardinalis	Cardinal Flower	Perennial	Herb	Sun, Shade, Part-shade	Wet, Moist
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
Lophophora williamsii	Peyote	Perennial	Cactus/Succulent	Sun	Dry
Ludwigia alternifolia	Seedbox	Perennial	Herb	Sun	Wet, Moist
Ludwigia decurrens	Wingleaf Primrose-willow	Annual	Herb
Ludwigia glandulosa	Cylindric-fruit Primrose-willow	Perennial	Herb
Ludwigia linearis	Narrowleaf Primrose-willow	Perennial	Herb
Ludwigia octovalvis	Mexican Primrose-willow, Narrow-leaf Water Primrose, Seedbox, Mexican Primrose Willow	Perennial	Shrub	Sun, Part-shade	Moist
Ludwigia 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 subcarnosus	Texas Bluebonnet, Sandyland Bluebonnet	Annual	Herb	Sun
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
Lycium carolinianum	Carolina Wolfberry, Carolina Desert-thorn, Creeping Wolfberry, Christmas Berry	Perennial	Shrub	Sun, Part-shade	Moist
Lycium carolinianum var. quadrifidum	Carolina Wolfberry, Creeping Wolfberry, Carolina Desert-thorn	Perennial	Shrub	Sun, Part-shade	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
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
Malvastrum americanum	Indian Valley False Mallow	Annual, Perennial	Herb, Subshrub
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 sagittifolia	Arrow-leaf Mallow, Arrowleaf Mallow	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 lanuginosa	Plateau Rocktrumpet	Perennial	Herb, Subshrub
Mandevilla macrosiphon	Plateau Rocktrumpet, Longtube Trumpet Flower, Flor De San Juan, Rock Trumpet	Perennial	Herb	Part-shade	Dry
Manfreda longiflora	Longflower Tuberose, Amole De RãO, Runyon's Huaco	Perennial	Herb, Subshrub
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
Manfreda variegata	Mottled Tuberose, Huaco, Texas Tuberose	Perennial	Cactus/Succulent	Part-shade	Dry
Manihot walkerae	Walker's Manioc, Walker's Manihot, Texas Tapioca	Perennial	Herb
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 parviflora	Smallflower Milkvine	Perennial	Herb, Vine
Matelea radiata	Farfurrias 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
Melochia tomentosa	Pyramid Bush, Teabush, Red Rope, Velvety Melochia, Kidney Bush, Woolly Pyramidflower	Perennial	Subshrub, Shrub	Sun	Moist, Dry
Melothria pendula	Guadeloupe Cucumber, Meloncito, Speckled Gourd	Perennial	Vine
Melothria pendula var. pendula	Guadeloupe Cucumber	Perennial	Herb, Vine
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 roemeriana	Roemer's Mimosa, Sensitive Briar	Perennial	Herb	Sun	Dry
Mimosa strigillosa	Powderpuff, Sunshine Mimosa, Sensitive Plant	Perennial	Shrub		Moist, Dry
Mimosa texana	Texas Mimosa, Wherry Mimosa	Perennial	Shrub	Part-shade	Dry
Mimulus alatus	Sharpwing Monkeyflower, Sharp-winged Monkeyflower	Perennial	Herb
Mimulus glabratus	Roundleaf Monkeyflower, Yellow Monkeyflower	Perennial	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
Monanthochloe littoralis	Shoregrass	Perennial	Grass/Grass-like
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 fruticulosa	Shrubby Beebalm, Shrubby Horsemint, Spotted Beebalm	Perennial	Herb
Monarda punctata	Spotted Beebalm, Spotted Horsemint, Horsemint	Perennial	Herb	Sun	Dry
Monarda punctata var. lasiodonta	Spotted Beebalm	Annual	Subshrub
Monarda russeliana	Redpurple Beebalm	Perennial	Herb
Monolepis nuttalliana	Nuttall's Povertyweed	Annual	Herb
Monotropa hypopitys	Pinesap	Perennial	Herb
Morella cerifera	Wax Myrtle , Southern Wax Myrtle, Southern Bayberry, Eastern Bayberry, Bayberry, Candleberry, Tallow Shrub	Perennial	Shrub	Sun, Part-shade	Wet, Moist
Mortonia greggii	Gregg's Saddlebush, Afinador	Perennial	Shrub	Sun	Dry
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 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 spiciformis	Longawn Muhly	Perennial	Grass/Grass-like
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
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
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
Nymphaea elegans	Tropical Royalblue Waterlily	Perennial	Herb
Nymphoides aquatica	Big Floatingheart, Floating Hearts	Perennial	Herb	Part-shade	Wet
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 drummondii	Beach Evening-primrose, Beach Evening Primrose	Perennial	Herb	Sun	Moist, Dry
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 kunthiana	Kunth's Evening-primrose	Annual	Herb
Oenothera laciniata	Cutleaf Evening-primrose, Cut-leaved Evening Primrose	Annual	Herb	Part-shade
Oenothera linifolia	Threadleaf Evening-primrose	Annual	Herb
Oenothera mexicana	Mexican Evening Primrose	Annual, Biennial, Perennial	Herb
Oenothera patriciae	Plains Beeblossom, Plains Gaura	Annual	Herb
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 tetraptera	Fourwing Evening Primrose	Annual	Herb
Oenothera triloba	Stemless Evening-primrose, Stemless Evening Primrose	Annual	Herb	Sun
Oenothera xerogaura	Drummond's Beeblossom, Drummond's Gaura	Perennial	Herb
Oldenlandia uniflora	Clustered Mille Graines	Annual	Herb, Subshrub
Oligomeris linifolia	Lineleaf Whitepuff	Annual	Herb
Oligoneuron rigidum	Stiff Goldenrod, Hard-leaf Goldenrod	Perennial	Herb	Sun	Wet, Moist, Dry
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
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 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 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
Orobanche ludoviciana	Louisiana Broomrape	Annual	Herb
Orobanche ludoviciana ssp. multiflora	Manyflower Broomrape	Annual	Herb
Osmunda cinnamomea	Cinnamon Fern	Perennial	Herb, Fern	Sun, Shade, Part-shade	Wet, Moist
Osmunda cinnamomea var. cinnamomea	Cinnamon Fern	Perennial	Herb, Fern
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
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 texana	Texas Palafox	Annual	Herb	Sun	Moist
Palafoxia texana var. ambigua	Texas Palafox	Annual	Herb
Panicum amarum	Bitter Panicgrass, Beachgrass, Coastal Panic Grass	Perennial	Grass/Grass-like	Sun	Moist
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 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 floridana	Florida Pellitory	Annual	Herb
Parietaria pensylvanica	Pennsylvania Pellitory, Pennsylvania Cucumber Plant	Annual	Herb
Parkinsonia aculeata	Retama, Paloverde, Mexican Paloverde, Jerusalem Thorn, Horsebean, Lluvia De Oro	Perennial	Tree	Sun	Moist, Dry
Parkinsonia texana	Texas Paloverde, Border Paloverde, Retama China	Perennial	Shrub, Tree	Sun	Dry
Parkinsonia texana var. macra	Texas Paloverde, Border Paloverde	Perennial	Tree	Part-shade	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 jonesii	Jones' Nailwort	Annual, Biennial	Herb
Paronychia lindheimeri	Forked Nailwort	Annual	Herb
Paronychia lundelliorum	Lundell's Nailwort	Perennial	Herb
Parthenium confertum	Gray's Feverfew	Annual, Biennial, Perennial	Herb, Subshrub
Parthenium incanum	Mariola	Perennial	Shrub	Sun	Dry
Parthenocissus quinquefolia	Virginia Creeper	Perennial	Vine	Sun, Shade, Part-shade	Moist
Paspalidium geminatum	Egyptian Panicgrass	Perennial	Grass/Grass-like
Paspalum distichum	Knotgrass	Perennial	Grass/Grass-like	Sun
Paspalum langei	Rustyseed Paspalum	Perennial	Grass/Grass-like
Paspalum monostachyum	Gulfdune Paspalum	Perennial	Grass/Grass-like	Sun	Dry
Paspalum plicatulum	Brownseed Paspalum, Brownseed Paspale	Perennial	Grass/Grass-like	Part-shade	Moist
Paspalum pubiflorum	Hairyseed Paspalum	Perennial	Grass/Grass-like
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 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
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 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 baccharifolius	Rock Penstemon, Rock Beardtongue, Cut-leaf Penstemon, Cut-leaf Beardtongue, Baccharis-leaf Penstemon, Baccharis-leaf Beardtongue	Perennial	Shrub	Sun, Part-shade	Dry
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 digitalis	Mississippi Penstemon, Mississippi Beardtongue, Smooth White Penstemon, Smooth White Beardtongue, Talus Slope Penstemon, Talus Slope Beardtongue, Foxglove Penstemon, Foxglove Beardtongue	Perennial	Herb	Sun, Part-shade	Wet, Moist, Dry
Penstemon fendleri	Fendler's Penstemon, Fendler's Beardtongue, Fendler Penstemon, Fendler Beardtongue, Purple Foxglove	Perennial	Herb	Sun
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 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
Penstemon tubaeflorus	White Wand Penstemon, White Wand 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
Petiveria alliacea	Guinea Hen Weed	Perennial	Herb, Subshrub
Phacelia congesta	Caterpillars, Blue Curls, Fiddleneck	Annual, Biennial	Herb	Sun, Part-shade	Dry
Phacelia hirsuta	Fuzzy Phacelia	Annual	Herb
Phacelia laxa	Coastal Phacelia	Annual	Herb
Phacelia patuliflora	Sand Phacelia, Sand Scorpionweed, Blue Phacelia	Annual	Herb	Part-shade	Dry
Phacelia patuliflora var. austrotexana	South Texas Sand Phacelia	Annual	Herb
Phacelia patuliflora var. patuliflora	Sand Phacelia	Annual	Herb
Phacelia patuliflora var. teucriifolia	Sand Phacelia	Annual	Herb
Phalaris caroliniana	Carolina Canarygrass, Maygrass	Annual	Grass/Grass-like
Phaulothamnus spinescens	Devilqueen, Snake-eyes	Perennial	Shrub	Part-shade	Moist
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 pubescens	Hoary Mock Orange	Perennial	Shrub
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 glabriflora	Rio Grande Phlox	Annual	Herb
Phlox glabriflora ssp. littoralis	Rio Grande 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 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 mollis var. variovestita	Field Groundcherry	Perennial	Herb
Physalis pubescens	Husk Tomato, Downy Ground-cherry, Downy Groundcherry	Annual	Herb
Physalis virginiana	Virginia Groundcherry	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
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
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
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 mutica	Tobosagrass, Tobosa Grass	Perennial	Grass/Grass-like	Sun	Dry
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
Plumbago scandens	Doctorbush, Summer Snow Plumbago, Mexican Plumbago	Perennial	Herb	Part-shade	Dry
Poa bigelovii	Bigelow's Bluegrass	Annual	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. breviglandulosa	Large Clammyweed	Annual	Herb
Polygala alba	White Milkwort	Perennial	Herb	Part-shade	Dry
Polygala incarnata	Procession Flower, Pink Milkwort	Annual	Herb	Sun	Dry
Polygala lindheimeri	Shrubby Milkwort, Purple Milkwort	Perennial	Herb, Subshrub
Polygala lindheimeri var. lindheimeri	Shrubby Milkwort, Purple Milkwort	Perennial	Herb, Subshrub
Polygala macradenia	Glandleaf Milkwort	Perennial	Subshrub
Polygala ovatifolia	Eggleaf Milkwort	Perennial	Herb, Subshrub	Sun	Dry
Polygala sanguinea	Purple Milkwort	Annual	Herb	Sun	Dry
Polygala verticillata	Whorled Milkwort	Annual	Herb	Sun	Moist
Polygonella parksii	Parks' Jointweed	Annual	Herb, Subshrub
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
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
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
Porophyllum scoparium	Trans-pecos Poreleaf, Poreleaf, Shrubby Poreleaf, Hierba del Venado, Jarilla, Pomerillo	Perennial	Subshrub
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 illinoensis	Illinois Pondweed	Perennial	Herb
Potamogeton nodosus	Longleaf Pondweed, Knotty Pondweed	Perennial	Herb	Sun, Part-shade	Wet
Potamogeton pusillus	Small Pondweed	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 reptans	Tornillo, Dwarf Screw Bean, Screw Bean Mesquite	Perennial	Subshrub, Vine
Prunella vulgaris	Common Selfheal	Perennial	Herb	Sun, Part-shade	Moist
Prunus angustifolia	Chickasaw Plum, Sandhill Plum	Perennial	Tree	Sun, Part-shade	Dry
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 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
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
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
Pterocaulon virgatum	Wand Blackroot	Perennial	Subshrub
Pycnanthemum albescens	Whiteleaf Mountain Mint	Perennial	Herb	Sun, Part-shade	Moist
Pycnanthemum tenuifolium	Narrowleaf Mountain Mint, Slender Mountain Mint, Common Horsemint	Perennial	Herb	Sun, Part-shade	Moist, Dry
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 laceyi	Lacey Oak, Texas Blue Oak, Canyon Oak, Smoky Oak, Rock Oak	Perennial	Tree	Part-shade	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 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 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
Randia rhagocarpa	Crucillo	Perennial	Shrub
Ranunculus abortivus	Littleleaf Buttercup, Kidney-leaf Buttercup, Early Wood Buttercup	Biennial	Herb	Shade	Moist
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 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
Rayjacksonia phyllocephala	Camphor Daisy	Annual	Herb
Rhexia mariana	Maryland Meadow Beauty, Pale Meadow Beauty	Perennial	Herb	Part-shade	Moist
Rhus glabra	Smooth Sumac	Perennial	Shrub	Sun, Shade, Part-shade	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 colorata	Whitetop Sedge, White-topped Sedge, Starrush Whitetop, Star Sedge, Star Rush	Perennial	Grass/Grass-like	Sun, Part-shade	Wet
Rhynchospora corniculata	Shortbristle Horned Beaksedge, Horned Beakrush	Perennial	Grass/Grass-like	Sun
Rhynchospora nitens	Shortbeak Beaksedge	Annual, Perennial	Grass/Grass-like
Rhynchospora nivea	Showy Whitetop	Perennial	Grass/Grass-like
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 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
Rosa setigera	Climbing Prairie Rose, Climbing Rose, Prairie Rose	Perennial	Shrub	Sun, Shade, Part-shade	Moist, Dry
Rotala ramosior	Lowland Rotala	Annual	Herb	Sun	Moist
Rubus trivialis	Southern Dewberry, Dewberry	Perennial	Herb	Sun, Part-shade	Moist, Dry
Rudbeckia hirta	Black-eyed Susan, Common Black-eyed Susan, Brown-eyed Susan, Blackeyed Susan	Annual, Biennial, Perennial	Herb	Sun	Moist, 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 malacosperma	Softseed Wild Petunia	Perennial	Herb
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 yucatana	Yucatan 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
Ruppia maritima	Widgeongrass	Perennial	Herb	Sun
Sabal minor	Dwarf Palmetto, Bush Palmetto, Palmetto	Perennial	Shrub	Sun, Shade, Part-shade	Moist, Dry
Sabatia angularis	Rosepink, Rose-pink	Annual	Herb	Part-shade	Moist
Sabatia arenicola	Sand Rose Gentian	Annual	Herb	Sun
Sabatia campestris	Texas Star, Rose Gentian, Meadow Pink, Prairie Rose-gentian, Prairie Sabatia	Annual	Herb	Part-shade	Dry
Sagittaria calycina	Hooded Arrowhead	Perennial	Herb
Sagittaria longiloba	Longbarb Arrowhead, Flecha De Agua, Long-lobe Arrowhead, Long-barb Arrowhead	Perennial	Herb	Part-shade
Sagittaria platyphylla	Delta Arrowhead	Perennial	Herb	Part-shade	Wet
Salicornia bigelovii	Dwarf Saltwort	Annual	Herb
Salicornia depressa	Virginia Glasswort, American Glasswort	Perennial	Herb	Sun
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 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
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
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
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 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
Scleria triglomerata	Whip Nutrush	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
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 parvula	Small Skullcap	Perennial	Herb
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 wrightii	Wright's Stonecrop	Perennial	Herb	Part-shade	Dry
Selaginella apoda	Meadow Spikemoss	Perennial	Herb
Selaginella lepidophylla	Flower Of Stone	Perennial	Herb, Fern
Selaginella peruviana	Peruvian Spikemoss	Perennial	Herb
Selenia grandis	Large Selenia	Annual	Herb
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 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
Sesuvium portulacastrum	Shoreline Seapurslane, Sea Purslane, Cenicilla	Perennial	Vine
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
Seymeria texana	Texas Blacksenna	Annual	Herb
Sibara virginica	Virginia Winged Rockcress	Annual	Herb
Sicyos angulatus	One-seed Burr Cucumber, Star Cucumber	Annual	Vine
Sida ciliaris	Bracted Fanpetals, Bracted Sida	Annual	Herb
Sida lindheimeri	Lindheimer's Sida, Showy Fanpetals	Perennial	Herb
Sida longipes	Stockflower Fanpetals	Perennial	Subshrub
Sida spinosa	Prickly Fanpetals	Annual	Subshrub
Sideroxylon celastrinum	Saffron Plum, Coma Saffron Plum, La Coma, Coma, Milk Buckthorn, Tropical Buckthorn, Downward Plum, Antswood	Perennial	Tree	Part-shade	Dry
Sideroxylon lanuginosum	Gum Bumelia, Gum Bully, Woollybucket Bumelia, Woolly Bumelia, Gum Woollybucket, Woolly Buckthorn, Chittamwood, Shittamwood, Gum Elastic, Coma, Black Haw	Perennial	Shrub, Tree	Sun, Part-shade	Dry
Sideroxylon lanuginosum ssp. rigidum	Gum Bully, Brazos Bumelia, Black Haw	Perennial	Tree	Sun	Moist, Dry
Silene antirrhina	Sleepy Silene, Sleepy Catchfly	Annual	Herb
Silphium radula	Roughstem Rosinweed	Perennial	Herb	Sun
Simsia calva	Awnless Bush Sunflower, Bush Sunflower	Perennial	Herb	Sun	Dry
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
Smilax bona-nox	Sawbriar, Saw Greenbriar, Catbriar, Bullbriar, Stretchberry Vine	Perennial	Vine	Shade	Moist, Dry
Solanum campechiense	Redberry Nightshade	Annual	Herb, Subshrub
Solanum carolinense	Carolina Horsenettle, Carolina Horse-nettle	Perennial	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
Sophora secundiflora	Texas Mountain Laurel, Mountain Laurel, Mescal Bean, Mescal Bean Sophora, Frijolillo, Frijolito	Perennial	Shrub, Tree	Sun, Part-shade	Moist, Dry
Spartina alterniflora	Saltmarsh Cordgrass, Saltwater Cordgrass, Salt Cordgrass, Smooth Cordgrass	Perennial	Grass/Grass-like	Sun	Wet
Spartina patens	Saltmeadow Cordgrass, Salt-meadow Cordgrass, Marsh-hay Cordgrass	Perennial	Grass/Grass-like	Sun	Wet
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 fendleri	Fendler's Globemallow	Perennial	Subshrub
Sphaeralcea hastulata	Spear Globemallow	Perennial	Subshrub	Sun	Dry
Sphaeralcea lindheimeri	Woolly 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 vernalis	Spring Ladies'-tresses, Spring Lady's Tresses	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 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 virginicus	Seashore Dropseed, Beach Dropseed, Seashore Rushgrass, Coastal Dropseed	Perennial	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
Stachys drummondii	Drummond's Hedgenettle, Pink Mint	Annual	Herb
Steinchisma hians	Gaping Grass	Perennial	Grass/Grass-like
Stellaria prostrata	Prostrate Starwort, Prostrate Chickweed	Annual	Herb
Stemodia lanata	Woolly Stemodia, Gray-woolly Twintip	Perennial	Herb	Sun	Dry
Stenandrium dulce	Sweet Shaggytuft, Pineland Pinklet	Perennial	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
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 leiosperma	Slickseed Fuzzybean	Annual	Vine
Stuckenia pectinata	Sago Pondweed	Perennial	Herb	Sun
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. stellatus	Sycamoreleaf Snowbell, Hairy Sycamore-leaf Snow-bell	Perennial	Shrub
Styrax platanifolius ssp. texanus	Texas Snowbell, Texas Snow-bell	Perennial	Shrub
Suaeda linearis	Annual Seepweed	Annual, Perennial	Herb, Subshrub
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 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 lateriflorum	Calico Aster	Perennial	Herb	Sun
Symphyotrichum oblongifolium	Aromatic Aster, Aromatic American Aster, Fall Aster, Wild Blue Aster, Shale Aster	Perennial	Herb	Sun, Part-shade	Moist, Dry
Symphyotrichum praealtum	Willowleaf Aster	Perennial	Herb	Sun, Shade, Part-shade	Moist
Symphyotrichum pratense	Barrens Silky Aster, Meadow Aster	Perennial	Herb	Part-shade	Dry
Synthlipsis greggii	Gregg's Keelpod	Annual	Herb
Tamaulipa azurea	Blue Boneset, Blue Mistflower	Perennial	Shrub, Vine
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
Taxodium mucronatum	Montezuma Bald Cypress, Montezuma Cypress, Mexican Cypress, Ahuehuete, Sabino	Perennial	Tree	Part-shade	Wet
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
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
Tetraneuris turneri	Turner's Four-nerve Daisy, Bitterweed	Perennial	Herb
Teucrium canadense	American Germander, Canada Germander, Canadian Germander, Germander, Hairy Germander, Wood Sage	Perennial	Herb	Part-shade	Moist
Teucrium cubense	Small Coastal Germander, Coast Germander	Perennial	Herb	Sun	Dry
Teucrium laciniatum	Lacy Germander, Cut-leaf Germander, Dwarf Germander	Perennial	Herb	Part-shade	Dry
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 flavodiscum	East Texas Greenthread, Greenthread	Annual	Herb
Thelesperma nuecense	Rio Grande Greenthread	Annual	Herb
Thelesperma simplicifolium	Slender Greenthread, Navajo Tea, Cota	Perennial	Herb	Sun	Dry
Thelocactus bicolor	Glory Of Texas	Perennial	Cactus/Succulent
Thelocactus bicolor var. bicolor	Glory Of Texas	Perennial	Cactus/Succulent
Thelocactus setispinus	Miniature Barrel Cactus, Hedgehog Cactus	Perennial	Cactus/Succulent	Sun	Dry
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
Thymophylla tenuiloba var. wrightii	Wright's Pricklyleaf	Annual, Perennial	Herb
Thymophylla tephroleuca	Ashy Pricklyleaf, Ashy Dogweed	Perennial	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 baileyi	Giant Ball Moss, Reflexed Airplant	Perennial	Herb
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
Toxicodendron radicans	Eastern Poison Ivy, Poison Ivy	Perennial	Shrub, Vine	Shade, Part-shade	Moist
Tradescantia brevifolia	Trans-Pecos Spiderwort	Perennial	Herb	Part-shade	Moist, Dry
Tradescantia edwardsiana	Plateau Spiderwort, Edwards' Spiderwort	Perennial	Herb	Part-shade
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 subacaulis	Stemless Spiderwort	Perennial	Herb	Part-shade	Moist
Tragia brevispica	Shortspike Noseburn	Perennial	Herb, Vine
Tragia nigricans	Dark Noseburn	Perennial	Herb
Tragia ramosa	Branched Noseburn	Perennial	Herb
Triadenum walteri	Greater Marsh St. Johnswort	Perennial	Herb
Trianthema portulacastrum	Desert Horse-purslane, Horse-purslane, Black-pigweed, Giant-pigweed	Annual	Herb	Sun, Part-shade	Moist
Trichloris crinita	Two-flowered Trichloris, False Rhodes Grass	Perennial	Grass/Grass-like	Part-shade
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
Trichostema dichotomum	Forked Bluecurls, Blue Curls	Annual	Herb	Sun	Dry
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 texanus	Texas Fluffgrass, Texas Tridens	Perennial	Grass/Grass-like
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
Tripsacum dactyloides	Eastern Gamagrass, Fakahatchee Grass	Perennial	Grass/Grass-like	Part-shade	Moist
Trisetum interruptum	Prairie False Oat	Annual	Grass/Grass-like
Trixis inula	Tropical Threefold	Perennial	Shrub
Turnera diffusa	Damiana	Perennial	Subshrub, Shrub
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
Ungnadia speciosa	Mexican Buckeye, Monilla	Perennial	Tree	Sun, Part-shade	Dry
Uniola paniculata	Sea Oats, Seaoats	Perennial	Grass/Grass-like	Sun
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 gibba	Humped Bladderwort, Bladderwort, Conespur Bladderpod	Perennial	Herb	Sun	Wet
Utricularia subulata	Zigzag Bladderwort	Annual	Herb
Vaccinium arboreum	Farkleberry, Tree Sparkleberry, Sparkleberry, Winter Huckleberry, Huckleberry	Perennial	Tree	Part-shade	Dry
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
Varilla texana	Texas Varilla	Perennial	Subshrub
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 plicata	Fanleaf Vervain	Perennial	Herb
Verbena runyonii	Rio Grande Vervain	Annual	Herb
Verbena scabra	Sandpaper Vervain	Annual	Herb, Subshrub
Verbena urticifolia	White Vervain, White Verbena	Perennial	Herb
Verbesina 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 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 lindheimeri	Woolly Ironweed	Perennial	Herb	Sun	Dry
Veronica peregrina	American Speedwell, Purslane Speedwell, Neckweed	Annual	Herb
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
Vigna luteola	Hairypod Cowpea, Yellow Vigna	Perennial	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 pubescens	Downy Yellow Violet, Downy Violet, Hairy Yellow Violet, Yellow Violet, Common Yellow Violet	Perennial	Herb	Part-shade	Dry
Viola pubescens var. pubescens	Downy Yellow Violet, Downy Violet, Hairy Violet, Yellow Violet, Common Yellow Violet	Perennial	Herb	Part-shade	Moist
Viola sagittata	Arrowleaf Violet, Arrow-leaved Violet, Upland Violet	Perennial	Herb
Viola sagittata var. sagittata	Arrowleaf Violet, Triangle-leafed Violet	Perennial	Herb
Viola sororia	Missouri Violet, Common Blue Violet, Hooded Blue Violet, Florida Violet, Meadow Violet, Confederate Violet, Dooryard Violet, Purple Violet, Woolly Blue Violet, Wood Violet, Hooded Violet	Annual	Herb	Sun, Part-shade	Moist
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 octoflora	Sixweeks Fescue, Common Sixweeks Grass	Annual	Grass/Grass-like
Waltheria indica	Sleepy Morning, Velvet Leaf, Boaterbush, Buff-coat, Leather-coat, Monkeybush, Uhaloa	Perennial	Herb, Subshrub, Shrub
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
Willkommia texana	Texas Willkommia	Perennial	Grass/Grass-like		Moist
Wolffia columbiana	Columbian Watermeal	Perennial	Herb
Xanthisma texanum	Texas Sleepy Daisy, Yellow Sleepy Daisy, Star of Texas, Texas Sleepy-daisy, Texas Sleepydaisy	Annual	Herb	Part-shade
Xanthium strumarium	Rough Cocklebur	Annual	Herb
Xyris jupicai	Richard's Yelloweyed Grass	Annual, Perennial	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 constricta	Buckley Yucca, Buckley's Yucca	Perennial	Shrub	Sun	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 fagara	Lime Prickly Ash, Colima	Perennial	Tree	Part-shade	Dry
Zephyranthes pulchella	Showy Zephyrlily	Perennial	Herb
Zinnia acerosa	Desert Zinnia, Dwarf Zinnia, Dwarf White Zinnia, Shrubby Zinnia, Southern Zinnia	Perennial	Herb	Sun	Dry
Zinnia anomala	Shortray Zinnia	Perennial	Subshrub
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

Southern Texas Plains