Wildflower Center Seed Bank

The Wildflower Center collects and stores seed from keystone species in the plant communities of Texas. These seeds are used by research scientists in propagation studies, reintroduction and environmental restoration efforts and safeguarded as a hedge against possible extinction in the wild. To request seed in the Lady Bird Johnson Wildflower Center's seed bank, please contact the Director of Plant Conservation.

Scientific Name Common Name Duration Habit Sun Water
Abronia ameliae Amelia's Sand-verbena, Heart's Delight Perennial Herb Part-shade Dry
Abutilon fruticosum Indian mallow, Texas Indian mallow Perennial Herb Sun Dry
Abutilon incanum Pelotazo, Indian mallow, Shrubby Indian mallow Perennial Shrub Sun Dry
Acacia berlandieri Guajillo, Berlandier acacia, Berlandier's acacia, Round-flowered catclaw, Roundflower catclaw, Mimosa catclaw, Thornless catclaw, Huajillla Perennial Tree Sun, Part-shade Dry
Acacia farnesiana Huisache, Texas huisache, Sweet acacia, Perfume acacia, Mealy acacia, Mealy wattle, Cassie Perennial Tree Sun Dry
Acacia rigidula Blackbrush acacia, Blackbrush, Chaparro prieto, Gavia Perennial Tree Part-shade Dry
Acacia roemeriana Roemer acacia, Roemer's acacia, Roundflower catclaw, Round-flowered catclaw, Catclaw acacia, Catclaw Perennial Shrub, Tree Sun Dry
Acalypha phleoides Shrubby copperleaf, Three-seeded mercury Perennial Herb Part-shade
Acmella oppositifolia var. repens Oppositeleaf Spotflower, Opposite-leaf Spotflower Perennial Herb Sun
Agalinis edwardsiana Plateau false foxglove, Plateau agalinis, Plateau gerardia, Plateau false-foxglove Annual Herb Part-shade
Agalinis fasciculata Beach false foxglove Annual Herb
Agalinis heterophylla Prairie agalinis, Prairie false-foxglove Annual Herb Part-shade Moist, Dry
Agave havardiana Havard's century plant, Havard agave Perennial Subshrub Sun Dry
Ageratina havanensis Shrubby boneset, White mistflower, White shrub mistflower, Havana snakeroot, Mistflower Perennial Shrub Sun Dry
Aletris aurea Golden colicroot, Colicroot, Star grass, Yellow colic root Perennial Herb
Allium canadense Meadow garlic, Wild garlic, Wild onion Perennial Grass/Grass-like Sun Moist
Allium drummondii Drummond's onion, Wild Garlic, Drummond wild onion Perennial Herb Sun Dry
Allowissadula holosericea Chisos Mountain false Indianmallow, Chisos Mtn. False Indian-mallow, Velvet-leaf Mallow Perennial Shrub Part-shade Moist
Amaranthus greggii Gregg's amaranth Annual Herb
Ambrosia confertiflora Weakleaf bur ragweed Perennial Herb
Ambrosia trifida Great ragweed, Giant ragweed Annual Subshrub Shade, Part-shade Moist
Ambrosia trifida var. texana Texan great ragweed, Giant Ragweed Annual Subshrub
Amorpha fruticosa Indigo bush, False indigo bush, False indigo, Desert false indigo Perennial Shrub Sun, Part-shade Moist
Andropogon glomeratus Bushy bluestem, Brushy bluestem Perennial Grass/Grass-like Sun Wet, Moist
Andropogon ternarius Splitbeard bluestem Perennial Grass/Grass-like Sun, Part-shade Dry
Anemone berlandieri Ten-petal thimbleweed, Ten-petaled anemone, Windflower, Southern anemone, Granny's nightcap Perennial Herb Part-shade
Aquilegia canadensis Eastern red columbine, Wild red columbine Perennial Herb Shade, Part-shade Moist, Dry
Aquilegia chrysantha var. chaplinei Chaplin's yellow columbine, Chaplin's golden columbine, Chaplin's columbine, Chapline columbine, Guadalupe Mountain columbine Perennial Herb Shade, Part-shade Moist
Aquilegia chrysantha var. hinckleyana Hinckley's golden columbine, Yellow columbine, Hinckley columbine, Capote columbine Perennial Herb Shade, Part-shade Moist
Aquilegia longissima Longspur columbine, Longspur yellow columbine Perennial Herb Shade, Part-shade Moist
Arabis petiolaris Brazos rockcress, Rock-cress, Brazos rock-cress Annual Herb Sun
Argemone aenea Golden pricklypoppy Annual Herb Sun Dry
Argemone albiflora Bluestem pricklypoppy, White pricklypoppy Annual Herb Part-shade Dry
Argemone aurantiaca Texas pricklypoppy Annual, Biennial Herb Sun Moist, Dry
Argemone sanguinea Red prickly poppy, Red pricklypoppy, Rose prickly poppy Annual Herb Part-shade Dry
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
Asclepias asperula Antelope horns, Spider milkweed, Green-flowered milkweed, Spider antelope-horns Perennial Herb Sun Moist, Dry
Asclepias oenotheroides Zizotes milkweed, Hierba de zizotes, Longhorn milkweed, Side-cluster milkweed, Primrose milkweed, Lindheimer's milkweed Perennial Herb Sun Dry
Asimina parviflora Smallflower pawpaw, Small-flower pawpaw, Dwarf pawpaw Perennial Shrub Part-shade
Astragalus crassicarpus Groundplum milkvetch, Ground plum Perennial Herb Sun, Shade, Part-shade Moist, Dry
Atriplex matamorensis Matamoros saltbush Perennial Herb, Subshrub
Baccharis bigelovii Bigelow's false willow Perennial Subshrub Sun Moist, Dry
Baccharis neglecta False Willow, Jara dulce, Poverty Weed, Roosevelt Weed Perennial Shrub Part-shade Dry
Bacopa monnieri Herb-of-grace, Water hyssop, Coastal Water-hyssop Perennial Herb Sun, Part-shade Wet, Moist
Bahia pedata Bluntscale bahia Annual, Biennial Herb
Baptisia sphaerocarpa Bush pea, Green wild indigo, Yellow wild indigo, Yellow wisteria Perennial Herb
Batis maritima Turtleweed, Seaside saltwort Perennial Shrub Sun Moist
Berchemia scandens Alabama supple-jack, Alabama supplejack, Rattan-vine Perennial Vine Shade, Part-shade Moist
Berlandiera pumila Soft greeneyes Perennial Herb Part-shade Dry
Bidens alba Common Beggarticks, Shepherd's Needles, Spanish Needles, Butterfly Needles, Hairy Beggarticks, Romerillo Annual Herb
Bidens bigelovii Bigelow's beggarticks Annual Herb
Bifora americana Prairie bishop, Prairie bishop's-weed Annual Herb Sun, Part-shade
Borrichia frutescens Bushy seaside tansy, Ox-eye daisy, Sea daisy, Sea ox-eye Perennial Shrub Sun Moist
Bothriochloa alta Tall beardgrass Perennial Grass/Grass-like
Bothriochloa laguroides Silver Bluestem, Silver beardgrass Perennial Grass/Grass-like
Bothriochloa longipaniculata Longspike beardgrass, Longspike Silver Bluestem Perennial Grass/Grass-like
Bouchetia erecta Erect Bouchetia, Painted-tongue, Paintedtongue, Painted Tongue Perennial Herb Sun Moist
Bouteloua curtipendula Sideoats grama, Banderilla, Banderita, Navajita Perennial Grass/Grass-like Sun, Part-shade Moist, Dry
Bouteloua ramosa Chino grama Grass/Grass-like
Bouteloua rigidiseta Texas grama Perennial Grass/Grass-like Sun Dry
Brazoria truncata Rattlesnake flower Annual Herb
Brickellia cylindracea Gravel-bar brickellbush Perennial Herb Sun, Part-shade Moist, Dry
Brickellia dentata Leafy brickellbush Perennial Subshrub
Cakile lanceolata Coastal searocket Annual Subshrub
Callicarpa americana American beautyberry , French mulberry Perennial Shrub Part-shade Moist
Callirhoe pedata Palmleaf Poppymallow, Standing Winecup, Finger Poppymallow Perennial Herb Sun, Part-shade Moist, Dry
Callirhoe scabriuscula Texas poppymallow Annual Herb Sun Moist, Dry
Calylophus berlandieri Berlandier's sundrops, Square-bud primrose, Sundrops Perennial Herb Sun, Part-shade Moist
Calyptocarpus vialis Horseherb, Straggler daisy, Hierba del caballo, Lawnflower Perennial Herb Sun, Shade, Part-shade Moist, Dry
Capsicum annuum Chile pequin, Chile petin, Bird pepper, Turkey pepper , Cayenne pepper Annual, Perennial Herb Sun, Shade, Part-shade Moist
Carex cherokeensis Cherokee sedge Perennial Grass/Grass-like Part-shade Wet, Moist
Carex complanata Hirsute sedge Perennial Herb, Grass/Grass-like
Carex glaucescens Southern waxy sedge Perennial Grass/Grass-like
Carex louisianica Louisiana sedge Perennial Grass/Grass-like
Carex oklahomensis Oklahoma sedge Perennial Grass/Grass-like
Carex tenax Wire sedge Perennial Grass/Grass-like
Carex tetrastachya Britton's sedge Perennial Grass/Grass-like
Carex triangularis Eastern fox sedge Perennial Grass/Grass-like
Carpinus caroliniana American hornbeam, Blue beech, Water beech, Musclewood, Ironwood Perennial Tree Shade, Part-shade Moist
Castilleja indivisa Entireleaf indian paintbrush, Texas paintbrush, Indian paintbrush, Scarlet paintbrush, Entire-leaf indian-paintbrush Annual Herb Sun Dry
Castilleja lanata Sierra woolly Indian paintbrush, Woolly paintbrush Perennial Subshrub
Castilleja purpurea Prairie paintbrush, Downy Indian paintbrush, Purple paintbrush, Lemon paintbrush, Purple painted cup Perennial Herb Sun Dry
Catalpa bignonioides Southern catalpa, Cigar tree, Indian bean Perennial Tree Part-shade Wet
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 Annual Herb Part-shade Dry
Centaurium beyrichii Mountain pink, Meadow pink, Catchfly, Quinineweed Annual Herb Part-shade Dry
Centaurium texense Lady Bird's centaury Annual Herb Sun, Part-shade
Cephalanthus occidentalis Common buttonbush, Buttonbush, Button willow Perennial Shrub Shade, Part-shade Wet, Moist
Cerastium brachypodum Short-stalk Chickweed, Shortstalk chickweed Annual, Perennial Herb
Cevallia sinuata Stinging serpent, Stinging cevallia Perennial Herb
Chaerophyllum tainturieri Hairyfruit chervil, Southern chervil Annual Herb
Chaetopappa asteroides Arkansas leastdaisy, Least daisy Annual Herb
Chamaecrista fasciculata Partridge pea, Sleepingplant, Sensitive plant Annual Herb Sun, Part-shade Moist, 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
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
Chrysactinia mexicana Damianita Perennial Shrub Sun Dry
Cirsium horridulum Yellow thistle Annual Herb
Cirsium texanum Texas thistle Biennial Herb Sun Dry
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 clematis, Purple leatherflower, Leatherflower, Bluebill Perennial Vine Sun, Part-shade Moist
Clematis texensis Scarlet clematis, Scarlet leatherflower, Texas clematis Perennial Vine Part-shade Moist
Cocculus carolinus Carolina snailseed, Carolina coralbead, Carolina moonseed, Red berried moonseed, Carolina red berried moonseed Perennial Vine Part-shade Moist
Coelorachis cylindrica Cylinder jointtail grass, Carolina Joint-tail Perennial Grass/Grass-like Sun, Part-shade Moist
Colubrina texensis Hog-plum, Texan hogplum, Texas colubrina, Texas snakewood Perennial Shrub Part-shade Dry
Commelina erecta Whitemouth dayflower, Widow's tears, Day flower, White-mouth dayflower Perennial Herb Part-shade Dry
Conoclinium coelestinum Blue mistflower, Wild ageratum, Blue boneset, Mistflower Perennial Herb Sun, Part-shade Moist
Convolvulus equitans Bindweed, Texas bindweed Annual Vine Part-shade Dry
Conyza canadensis Canadian horseweed, 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
Coreopsis wrightii Rock tickseed, Golden-wave Annual Herb
Corydalis curvisiliqua Curvepod, Curvepod fumewort, Golden Smoke, Scrambled Eggs Annual Herb Part-shade Dry
Cosmos parviflorus Southwestern cosmos, Southwest cosmos Annual Herb
Crataegus spathulata Littlehip hawthorn, Pasture hawthorn, Smallfruit hawthorn Perennial Shrub, Tree
Crataegus tracyi Tracy's hawthorn, Tracy Hawthorn, Mountain Hawthorn Perennial Tree Part-shade Dry
Crataegus viridis Green hawthorn, Southern hawthorn Perennial Tree Part-shade Wet
Croton alabamensis Alabama croton Perennial Subshrub, Shrub
Croton alabamensis var. texensis Texabama croton, Texas Alabama croton Perennial Shrub Part-shade Dry
Croton monanthogynus Prairie tea, One-seed Croton Annual Herb Sun Moist, Dry
Cryptantha oblata Rough cryptantha Perennial Herb, Subshrub
Cuscuta indecora Bigseed alfalfa dodder, Largeseed dodder, Pretty dodder Perennial Herb, Vine
Cyperus elegans Royal flatsedge Perennial Grass/Grass-like
Cyperus pseudovegetus Marsh flatsedge, Marsh Flat Sedge Perennial Grass/Grass-like Sun
Cyperus reflexus Bentawn flatsedge Perennial Grass/Grass-like
Dasylirion texanum Texas sotol, Sotol Perennial Grass/Grass-like Sun Dry
Datura quercifolia Chinese thorn-apple, Oak-leaf thorn apple, Oak leaved angel's trumpet Annual Herb Sun, Part-shade
Daucosma laciniata Daucosma, Meadow parasol Annual Herb
Daucus pusillus American wild carrot, Rattlesnake-Weed, Wild Carrot Annual Herb
Desmanthus leptolobus Slenderlobe bundleflower Perennial Herb
Desmanthus velutinus Velvet bundleflower Perennial Herb
Dicranocarpus parviflorus Pitchfork Annual Herb
Digitaria cognata Carolina crabgrass, Fall witchgrass Perennial Grass/Grass-like Sun, Shade, Part-shade Dry
Diospyros texana Texas persimmon, Mexican persimmon, Black persimmon, Chapote, Chapote prieto Perennial Tree Sun, Part-shade Dry
Draba platycarpa Broadpod draba, Broad-pod Draba, Broadpod whitlowgrass Annual Herb
Drosera capillaris Pink sundew Annual Herb
Echinacea sanguinea Sanguine purple coneflower Perennial Herb Sun Moist
Echinocereus dasyacanthus Texas rainbow cactus, Spiny hedgehog cactus, Spiny hedgehog, Golden rainbow hedgehog cactus, Golden rainbow hedgehog, Yellow pitaya Perennial Cactus/Succulent Sun Dry
Echinocereus enneacanthus Pitaya, Strawberry cactus Perennial Cactus/Succulent Sun Dry
Echinocereus pentalophus Ladyfinger cactus, Alicoche, Dog tail, Devil's fingers Perennial Cactus/Succulent Sun, Part-shade Dry
Echinocereus reichenbachii Lace hedgehog cactus, Lace cactus, Lace hedgehog, Purple candle, Órgano-pequeño de colores Perennial Cactus/Succulent Sun Dry
Echinocereus russanthus Brownspine hedgehog cactus, Rusty hedgehog cactus, Brownspine hedgehog, Rusty hedgehog Perennial Cactus/Succulent
Ehretia anacua Anacua, Sugarberry Anacua, Anaqua, Anacahuita, Knockaway, Knackaway, Sandpaper tree, Manzanita, Manzanillo, Tlalahuacate Perennial Tree Sun, Part-shade Dry
Eleocharis equisetoides Jointed spikesedge Perennial Grass/Grass-like Sun Wet
Eleocharis montevidensis Sand spikerush, Spike rush Perennial Grass/Grass-like Sun Wet, Moist
Eleocharis quadrangulata Squarestem spikerush Perennial Grass/Grass-like Sun
Elionurus barbiculmis Woolyspike balsamscale, Woolspike 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 virginicus Virginia wildrye, Virginia wild rye Perennial Grass/Grass-like Part-shade Moist
Engelmannia peristenia Engelmann's daisy, Engelmann Daisy, Cutleaf Daisy Perennial Herb Sun Dry
Ephedra trifurca Ephedra, Mormon tea, Longleaf jointfir, Jointfir, Longleaf teabush, Tea weed, Canutillo Perennial Shrub Sun Dry
Eragrostis curtipedicellata Gummy lovegrass, Gummy Lovegrass Perennial Grass/Grass-like
Eragrostis intermedia Plains lovegrass Perennial Grass/Grass-like Part-shade Dry
Eriocaulon decangulare Ten-angle pipewort, Pipewort Perennial Herb Sun
Eriochloa sericea Texas cupgrass Perennial Grass/Grass-like Sun Dry
Eriogonum racemosum Red-root wild buckwheat, Redroot buckwheat Perennial Herb Sun 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 Herb Sun Dry
Eryngium heterophyllum Mexican thistle, Wright's eryngo Perennial Herb
Eryngium hookeri Hooker's eryngo Annual Herb
Eryngium integrifolium Blueflower eryngo, Blue-flower coyote-thistle Perennial Herb
Eryngium leavenworthii Leavenworth's eryngo, Eryngo, False purple thistle Annual Herb Sun, Part-shade Moist
Erythrina herbacea Coralbean, Cherokee bean, Red cardinal Perennial Shrub Sun, Part-shade Dry
Eupatorium capillifolium Dog Fennel, Dogfennel Perennial Herb
Eupatorium mohrii Mohr's thoroughwort Perennial Herb, Subshrub Sun
Eupatorium serotinum Lateflowering thoroughwort, White boneset, Late boneset, Late-flowering boneset Perennial Herb Part-shade Moist
Eustoma exaltatum Catchfly prairie gentian, Bluebell gentian, Western blue gentian, Blue marsh lily, Small bluebell, Catchfly gentian, Seaside gentian Annual Herb Sun, Part-shade Moist
Euthamia leptocephala Bushy goldentop, Slender-headed euthamia Perennial Herb
Evax prolifera Bighead pygmycudweed, Rabbit Tobacco Annual Herb Part-shade
Evax verna Spring pygmycudweed Annual Herb
Eysenhardtia texana Texas kidneywood, Kidneywood, Bee-Brush, Vara dulce Perennial Shrub Sun Dry
Forestiera pubescens Elbow bush, Stretchberry, Spring herald Perennial Shrub Sun, Shade, Part-shade Moist, Dry
Frangula caroliniana Carolina buckthorn, Carolina false buckthorn, Yellow buckthorn, Indian cherry, Yellowwood Perennial Tree Part-shade Moist
Froelichia drummondii Drummond's snakecotton Annual Herb
Fuirena simplex Western umbrella-sedge, Umbrellagrass Perennial Grass/Grass-like
Fuirena squarrosa Hairy umbrella-sedge Perennial Grass/Grass-like
Funastrum cynanchoides Fringed twinevine, Climbing milkweed vine, Twine-vine Perennial Vine Part-shade Dry
Gaillardia multiceps Onion blanketflower, Gyp indian blanket Perennial Herb
Gaillardia pulchella Firewheel, Indian Blanket, Girasol rojo Annual Herb Sun, Part-shade Dry
Gaillardia suavis Pincushion daisy, Fragrant gaillardia, Rayless gaillardia, Perfumeballs Perennial Herb Part-shade Dry
Galium uniflorum Oneflower bedstraw Perennial Herb
Galium virgatum Southwest Bedstraw, Southwestern bedstraw Annual Herb
Garrya ovata Eggleaf silktassel, Mexican silktassel, Eggleaf Garrya, Zumaque, Cuauchichic, Cuauchichi, Guachichi Perennial Shrub Sun, Part-shade Dry
Geum canadense White avens Perennial Herb Shade, Part-shade Moist, Dry
Giliastrum incisum Split-leaf gilia, Cut-leaf Gilia Annual, Biennial, Perennial Herb Sun Dry
Glandularia bipinnatifida Purple prairie verbena, Prairie verbena, Dakota vervain, Dakota mock vervain, Moradilla Perennial Herb, Subshrub Part-shade Moist, Dry
Gomphrena nitida Pearly globe amaranth Annual Herb Sun Dry
Guaiacum angustifolium Texas lignum-vitae, Soapbush, Guayacan Perennial Tree Part-shade Dry
Habranthus tubispathus Copper lily, Rio Grande copper-lily, Rio Grande copperlily Perennial Herb Sun Moist
Haploesthes greggii var. texana Texas false broomweed Perennial Herb, Subshrub, Shrub
Hechtia glomerata Guapilla Perennial Cactus/Succulent Sun Dry
Hechtia texensis Texas false agave, 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
Helenium amarum Yellow Sneezeweed, Bitterweed, Yellow bitterweed, Yellowdicks, Slender-leaved sneezeweed, Fine-leaved sneezweed, Yellow dog-fennel Annual Herb Part-shade Dry
Helenium elegans Pretty sneezeweed Annual Herb
Helianthemum georgianum Georgia frostweed, Rockrose, Georgia sunrose Perennial Herb
Helianthus angustifolius Swamp sunflower, Narrowleaf sunflower, Narrow-leaved sunflower Perennial Herb Part-shade Wet
Helianthus annuus Common sunflower Annual Herb Sun Dry
Helianthus argophyllus Silverleaf sunflower Annual Herb Sun Moist
Helianthus debilis Beach sunflower, Cucumber-leaf sunflower, Cucumberleaf sunflower Annual Herb Sun
Helianthus maximiliani Maximilian sunflower, Max sunflower Perennial Herb Sun Moist, Dry
Helianthus praecox Texas sunflower Annual Herb
Heliotropium torreyi Slimleaf heliotrope Perennial Subshrub, Shrub
Herbertia lahue Prairie nymph, Herbertia Perennial Herb Part-shade Dry
Heterotheca canescens Gray golden-aster, Hoary false goldenaster Annual, Perennial Herb Sun Dry
Heterotheca subaxillaris Camphorweed, Camphor Weed Annual Herb
Hibiscus moscheutos Crimson-eyed rose-mallow, Marshmallow hibiscus Perennial Shrub Sun, Part-shade Wet, Moist
Hibiscus striatus Striped rosemallow Perennial Herb, Subshrub
Hordeum pusillum Little barley Annual Grass/Grass-like Sun
Hydrolea ovata Blue waterleaf, Ovate false fiddleleaf, Hairy hydrolea Perennial Herb Part-shade Wet
Hymenopappus artemisiifolius Old plainsman, Oldplainsman, Woolly-white Biennial Herb Part-shade Dry
Hymenopappus flavescens Yellow plainsman, Collegeflower Biennial Herb Part-shade Dry
Hymenopappus scabiosaeus Carolina woollywhite, Old Plainsman, Woolly-White Biennial Herb
Hypericum crux-andreae St. Peter's-wort Perennial Subshrub Part-shade
Hypericum hypericoides St. Andrew's-cross Perennial Subshrub
Hyptis alata Clustered bushmint Perennial Herb Sun, Part-shade Wet, Moist
Ibervillea tenuisecta Slimlobe globeberry, Cutleaf Globe Berry Perennial Vine
Ilex coriacea Baygall bush, Large gallberry, Gallberry, Tall inkberry holly, Inkberry holly, Shining inkberry, Inkberry Perennial Shrub Part-shade Moist
Ilex vomitoria Yaupon , Yaupon Holly, Cassina Perennial Shrub, Tree Sun, Shade, Part-shade Moist, Dry
Indigofera lindheimeriana Lindheimer's indigo Perennial Shrub Sun, Part-shade Wet, Moist
Ipomoea cordatotriloba Tievine, Purple bindweed Perennial Vine
Ipomoea pes-caprae Railroad vine, Goat-foot morning glory, Bayhops, Beach morning glory Perennial Vine Part-shade
Ipomopsis rubra Standing cypress, Texas plume, Red Texas star, Red gilia Biennial Herb Sun, Part-shade Dry
Iva angustifolia Narrowleaf marshelder, Narrow-leaf Sumpweed Annual Herb
Jefea brevifolia Shortleaf jefea Perennial Subshrub, Shrub
Juncus marginatus Grassleaf rush, Grass Leaf 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
Kosteletzkya virginica Virginia saltmarsh mallow, Virginia fen-rose, Saltmarsh mallow, Seashore mallow Perennial Subshrub Sun Moist
Kyllinga brevifolia Shortleaf spikesedge Perennial Grass/Grass-like
Kyllinga odorata Fragrant spikesedge Annual, Perennial Grass/Grass-like
Leavenworthia aurea var. texana Golden gladecress, Texas golden glade cress 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
Lesquerella grandiflora Bigflower bladderpod Annual Herb
Lesquerella pallida White bladderpod Annual Herb
Liatris acidota Sharp blazing star, Sharp gayfeather, Sharp liatris Perennial Herb Sun Moist
Liatris elegans Pink-scale blazing star, Pink-scale gayfeather, Pink-scale liatris Perennial Herb Sun Dry
Limnodea arkansana Ozark grass, Ozarkgrass Annual Grass/Grass-like Sun, Shade, Part-shade Wet, Moist
Linum alatum Winged flax Annual Herb
Linum hudsonioides Hudson Flax, Texas flax, Yellow Flax Annual Herb Sun Dry
Linum rupestre Rock flax Perennial Herb
Lobelia appendiculata Pale lobelia Annual Herb
Lobelia cardinalis Cardinal flower Perennial Herb Sun, Shade, Part-shade Wet, Moist
Lobelia fenestralis Fringeleaf lobelia Annual Herb
Ludwigia repens Creeping primrose-willow, Floating primrose-willow, Water primrose Perennial Herb
Lupinus texensis Texas bluebonnet, Bluebonnet, Texas lupine, Buffalo clover, Wolf flower Annual Herb Sun Dry
Lycurus setosus Bristly wolfstail Perennial Grass/Grass-like
Lygodesmia texana Texas Skeleton Plant, Texas Skeleton Weed, Skeleton-plant, Purple Dandelion, Flowering Straw Perennial Herb Sun Dry
Lyonia mariana Piedmont staggerbush, Staggerbush Perennial Shrub Part-shade Moist
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
Malvastrum aurantiacum Wright's false mallow Perennial Shrub Sun Dry
Malvaviscus arboreus Turkscap, Wax mallow, Bleeding hearts, Mexican apple, Manzanilla Perennial Shrub
Mammillaria heyderi Little nipple cactus Perennial Cactus/Succulent Sun Dry
Manfreda sileri Siler's tuberose Perennial Cactus/Succulent Sun, Part-shade Moist, Dry
Marshallia caespitosa Barbara's-buttons, Puffballs, White Barbara's-buttons Perennial Herb Sun, Part-shade Dry
Matelea reticulata Green milkweed vine, Net vein milkvine, Netted milkvine, Pearl milkweed Vine Perennial Vine Part-shade Dry
Maurandella antirrhiniflora Snapdragon Vine, Roving sailor, Climbing snapdragon, Little snapdragon vine Perennial Vine Part-shade Dry
Mecardonia procumbens Baby jump-up Annual Herb
Melochia pyramidata Pyramidflower, Broom-Wood, Pyramid flower Annual Herb
Mentzelia albescens Wavyleaf blazingstar Perennial Herb
Mentzelia oligosperma Chickenthief, Stick-leaf Perennial Shrub
Merremia dissecta Alamo Vine, Noyau vine, Correhuela de las Doce Perennial Vine Sun, Part-shade Moist, Dry
Mimosa aculeaticarpa Catclaw mimosa Perennial Shrub, Tree
Mimosa latidens Kairn's sensitive-briar Perennial Herb
Mimosa strigillosa Powderpuff, Sunshine mimosa, Sensitive plant Perennial Shrub Moist, Dry
Minuartia drummondii Drummond's stitchwort, Sandwort Annual Herb
Mitreola petiolata Lax hornpod Annual Herb
Monarda citriodora Lemon beebalm, Purple horsemint, Lemon mint, Plains horsemint, Lemon horsemint, Horsemint, Purple lemon mint Annual Herb Sun, Part-shade Dry
Monarda clinopodia White bergamot Perennial Herb
Morella cerifera Wax myrtle , Southern wax myrtle, Southern bayberry, Eastern bayberry, Bayberry, Candleberry, Tallow shrub Perennial Shrub Sun, Part-shade Wet, Moist
Nama havardii Havard's fiddleleaf Annual Herb
Nama jamaicense Jamaicanweed Annual Herb
Nassella leucotricha Texas wintergrass, Texas Speargrass, Wintergrass Perennial Grass/Grass-like Sun
Nekemias arborea Peppervine Perennial Shrub, Vine Sun, Part-shade Moist
Nemastylis geminiflora Prairie celestials, Celestials, Prairie pleatleaf Perennial Herb Sun, Part-shade Dry
Neolloydia conoidea Chihuahuan beehive cactus, Chihuahuan beehive, Cone cactus Perennial Cactus/Succulent Sun Dry
Neptunia lutea Yellow puff, Yellow sensitive briar Perennial Shrub Sun
Neptunia pubescens Tropical puff Perennial Herb
Nerisyrenia camporum Bicolor fanmustard, Mesa Greggia Perennial Herb
Nerisyrenia linearifolia White Sands fanmustard Perennial Herb, Subshrub
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
Nothoscordum bivalve Crow poison, Crowpoison, False garlic Perennial Herb Sun
Nuttallanthus texanus Texas Toad-Flax, Texas toadflax, Toadflax Annual Herb Sun Moist
Oenothera macrocarpa Bigfruit evening-primrose, Missouri evening-primrose, Fluttermill, Big-fruit evening-primrose, Missouri Primrose Perennial Herb Sun Dry
Oenothera speciosa Pink evening primrose, Showy evening primrose, Mexican evening primrose, Showy primrose, Pink ladies, Buttercups, Pink buttercups Perennial Herb Sun Moist, Dry
Onosmodium helleri Heller's marbleseed, Marble-seed Perennial Herb Part-shade
Opuntia engelmannii Cactus apple Perennial Cactus/Succulent Sun Dry
Opuntia humifusa Low prickly pear, Smooth prickly pear, Devil's tongue, Prickly pear Perennial Cactus/Succulent Sun Dry
Opuntia strigil Marblefruit pricklypear Perennial Cactus/Succulent
Ostrya virginiana Eastern hop-hornbeam, American hop-hornbeam, Woolly hop-hornbean, Eastern ironwood, Roughbark ironwood, Ironwood, Deerwood, Leverwood Perennial Tree Sun, Shade, Part-shade Moist, Dry
Oxalis dillenii Slender yellow wood sorrel, Yellow wood sorrel Perennial Herb
Packera obovata Golden groundsel, Roundleaf groundsel, Roundleaf ragwort, Squawweed Perennial Herb Shade, Part-shade Moist
Palafoxia callosa Small palafox, Small palafoxia Annual Herb Sun Dry
Palafoxia hookeriana Sand palafox, Hooker palafoxia, Sand palafoxia, Hooker's palafoxia Annual Herb Sun, Part-shade Dry
Panicum amarum Bitter panicgrass, Beachgrass, Coastal panic grass Perennial Grass/Grass-like Sun Moist
Panicum hallii Hall's panicgrass Perennial Grass/Grass-like
Panicum obtusum Vine mesquite Perennial Grass/Grass-like Part-shade
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
Paspalum langei Rustyseed paspalum Perennial Grass/Grass-like
Paspalum plicatulum Brownseed paspalum, Brownseed paspale Perennial Grass/Grass-like Part-shade Moist
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 fendleri Fendler's penstemon, Fendler's beardtongue, Fendler penstemon, Fendler beardtongue, Purple foxglove Perennial Herb Sun
Penstemon havardii Havard penstemon, Havard beardtongue, Big Bend penstemon, Big Bend beardtongue, Havard's penstemon, Havard's beardtongue Perennial Herb Sun, Part-shade Dry
Penstemon laxiflorus Nodding penstemon, Nodding beardtongue, Loose-flowered penstemon, Loose-flowered beardtongue Perennial Herb Part-shade Dry
Penstemon murrayanus Scarlet penstemon, Scarlet beardtongue, Red penstemon, Red beardtongue, Cupleaf penstemon, Cupleaf beardtongue Perennial Herb Part-shade Dry
Perityle vaseyi Vasey's rockdaisy Perennial Subshrub
Phacelia congesta Blue curls, Caterpillars, Fiddleneck Annual, Biennial Herb Sun, Part-shade Dry
Phacelia robusta Stout phacelia Annual Herb
Phacelia rupestris Rock phacelia Annual, Biennial Herb
Phalaris caroliniana Carolina canarygrass, Maygrass Annual Grass/Grass-like
Phaseolus acutifolius Tepary bean Annual Herb, Vine
Phaseolus maculatus Spotted bean, Metcalf bean Perennial Herb, Vine
Phlox roemeriana Goldeneye phlox, Golden-eye Phlox Annual Herb Part-shade Dry
Phryma leptostachya American lopseed, Lopseed Perennial Herb Sun, Shade, Part-shade Moist
Phyla nodiflora Texas frogfruit, Turkey tangle fogfruit, Frogfruit Perennial Herb Sun, Part-shade Moist, Dry
Phyllanthus polygonoides Smartweed leaf-flower Perennial Subshrub
Pinaropappus roseus White rock lettuce, White dandelion, Pink dandelion Perennial Herb
Pinus cembroides Mexican pinyon, Mexican pinyon pine, Pinyon, Nut pine Perennial Tree Sun Dry
Piptochaetium avenaceum Blackseed speargrass Perennial Grass/Grass-like
Plantago aristata Largebracted plantain, Buckthorn Annual Herb
Plantago helleri Heller's plantain Annual Herb
Plantago rhodosperma Redseed plantain, Red-seeded Plantain Annual 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
Pluchea foetida Stinking camphorweed Perennial Herb
Pluchea odorata Sweetscent, Saltmarsh Fleabane Annual Subshrub Sun, Shade, Part-shade Moist
Polanisia dodecandra Clammyweed, Redwhisker clammyweed Annual Herb
Polanisia uniglandulosa Mexican clammyweed, Clammyweed Annual Herb
Polypremum procumbens Juniper leaf 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 Biennial Herb Sun Dry
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
Proboscidea louisianica Louisiana Devil's-claw, Devil's-claw, Ram's horn, Unicorn plant, Proboscis flower Annual Herb Sun Dry
Proboscidea parviflora Doubleclaw Annual Herb
Prunus caroliniana Cherry laurel, Carolina cherry laurel, Laurel cherry, Carolina laurel cherry Perennial Tree Sun, Part-shade Moist
Prunus mexicana Mexican plum, Bigtree plum, Inch plum Perennial Tree Sun, Part-shade Moist, Dry
Ptelea trifoliata Wafer ash, Common hoptree, Hop tree Perennial Tree Sun, Shade, Part-shade Wet, Moist, Dry
Ptilimnium nuttallii Laceflower, Mock bishop's-weed Annual Herb
Pycnanthemum albescens Whiteleaf mountain mint, Perennial Herb Sun, Part-shade Moist
Pyrrhopappus pauciflorus Smallflower desert-chicory, Texas dandelion, False dandelion Annual Herb Sun, Part-shade Moist, Dry
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 lutea Yellow meadowbeauty, Yellow meadow beauty Perennial Herb
Rhexia virginica Meadow beauty, Handsome Harry Perennial Herb Part-shade Wet
Rhododon ciliatus Texas sandmint Annual Herb
Rhus aromatica Fragrant sumac, Aromatic sumac, Lemon sumac, Polecat bush Perennial Shrub Sun, Shade, Part-shade Moist, Dry
Rhus lanceolata Prairie flameleaf sumac, Flameleaf sumac, Prairie sumac, Lance-leaf sumac, Lance-leaved sumac, Texas sumac, Tree sumac, Limestone sumac, Prairie shining sumac Perennial Tree Sun Dry
Rhus virens Evergreen sumac, Tobacco sumac, Lambrisco, Lentrisco Perennial Shrub Sun, Part-shade Dry
Rhynchosia minima Least snoutbean Perennial Vine
Rhynchospora caduca Anglestem beaksedge Perennial Grass/Grass-like
Rhynchospora colorata Starrush whitetop, Star sedge, White-topped sedge, Whitetop sedge, Star rush Perennial Grass/Grass-like Sun, Part-shade Wet
Rhynchospora corniculata Shortbristle horned beaksedge, Horned Beakrush Perennial Grass/Grass-like Sun
Rhynchospora elliottii Elliott's beaksedge Perennial Grass/Grass-like
Rhynchospora glomerata Clustered beaksedge, Cluster Beak-rush Perennial Grass/Grass-like
Rhynchospora gracilenta Slender beaksedge Perennial Grass/Grass-like
Rhynchospora inexpansa Nodding beaksedge Perennial Grass/Grass-like
Rhynchospora nivea Showy whitetop Perennial Grass/Grass-like
Rivina humilis Pigeonberry, Rouge plant, Baby peppers Perennial Herb Part-shade Moist
Rubus trivialis Dewberry, Southern dewberry Perennial Herb Sun, Part-shade Moist, Dry
Rudbeckia grandiflora Rough coneflower, Tall coneflower Perennial Herb Sun Moist
Rudbeckia hirta Black-eyed Susan, Common black-eyed Susan, Brown-eyed Susan Annual Herb Sun, Shade, Part-shade Moist, Dry
Rudbeckia maxima Giant coneflower, Great coneflower, Giant Brown-eyed Susan Perennial Herb Sun, Part-shade Moist
Rudbeckia texana Texas coneflower Perennial Herb Sun Dry
Ruellia nudiflora Violet ruellia, Common wild petunia, Violet wild petunia, Wild petunia, Hierba de la calentura Perennial Herb Sun, Shade, Part-shade Moist, Dry
Rumex hastatulus Heart-wing Sorrel, Heartwing sorrel Perennial Herb
Sabal minor Dwarf palmetto, Bush palmetto, Palmetto Perennial Shrub Sun, Shade, Part-shade Moist, Dry
Sabatia gentianoides Pinewoods rose gentian Annual Herb
Saccharum giganteum Sugarcane plumegrass, Giant plumegrass Perennial Grass/Grass-like Sun Wet, Moist
Sacciolepis striata American cupscale Perennial Grass/Grass-like
Sagittaria platyphylla Delta arrowhead Perennial Herb Part-shade Wet
Salicornia bigelovii Dwarf saltwort Annual Herb
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 whitehousei Clustered sage Perennial Herb
Samolus valerandi ssp. parviflorus Seaside brookweed, Water Pimpernel, Thin-leaf Brookweed Perennial Herb Part-shade
Saururus cernuus Lizard's tail, Lizard tail, Breastweed, Water dragon Perennial Herb Shade, Part-shade Wet, Moist
Schizachyrium scoparium Little bluestem, Popotillo azul Perennial Grass/Grass-like Sun, Part-shade Dry
Schkuhria pinnata var. guatemalensis Wislizenus' false threadleaf Annual Herb
Schoenocaulon texanum Green Lily, Texas feathershank, Texas Sabadilla Perennial Herb Sun, Part-shade Dry
Schoenocrambe linearifolia Slimleaf plainsmustard, Mountain mustard, Hesper mustard Perennial Herb
Scoparia dulcis Licorice weed, Bitterbroom, Riceweed, Sweetbroom, Licoriceweed Annual, Perennial Herb, Subshrub Sun
Sedum nuttallianum Yellow stonecrop Annual Herb Sun
Selenia grandis Large selenia Annual Herb
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 roemeriana Twoleaf senna, Two leaved senna Perennial Shrub Part-shade Dry
Sesbania herbacea Bigpod sesbania Annual Subshrub
Sesbania vesicaria Bagpod, Bladderpod Annual Subshrub
Sesuvium maritimum Slender seapurslane Annual Herb
Setaria scheelei Southwestern bristlegrass, Scheele's bristlegrass, Scheele's foxtail grass, Foxtail grass Perennial Grass/Grass-like Shade, Part-shade Moist, Dry
Sida rhombifolia Cuban jute Annual Subshrub
Sida spinosa Prickly fanpetals Annual Subshrub
Sideroxylon lanuginosum Gum bumelia, Gum bully, Woollybucket bumelia, Woolly bumelia, Gum woollybucket, Woolly buckthorn, Chittamwood, Shittamwood, Gum elastic, Coma Perennial Shrub, Tree Sun, Part-shade Dry
Silene antirrhina Sleepy silene, Sleepy catchfly Annual Herb
Silphium albiflorum White rosinweed, White-flowered rosinweed, Compass Plant Perennial Herb Sun Dry
Silphium radula Roughstem rosinweed Perennial Herb
Sisyrinchium chilense Sword-leaf Blue-eyed Grass, Swordleaf 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 rosulatum Annual blue-eyed grass Annual Herb
Smilax bona-nox Saw greenbrier, Catbrier, Bullbrier Perennial Vine Shade Moist, Dry
Solanum dimidiatum Western horsenettle, Western Horse-Nettle Perennial Herb
Solanum ptychanthum Eastern Black Nightshade, West Indian Nightshade, Common Nightshade, Black Nightshade Annual Herb
Solanum rostratum Buffalobur nightshade, Buffalo bur Annual Herb Sun
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 sempervirens Seaside goldenrod Perennial Herb Sun Moist
Sophora secundiflora Texas mountain laurel, Mountain laurel, Mescal bean, Mescal bean sophora, Frijolillo, Frijolito Perennial Shrub, Tree Sun, Part-shade Moist, Dry
Sorghastrum nutans Indiangrass, Yellow indiangrass Perennial Grass/Grass-like Sun, Shade, Part-shade Moist, Dry
Sphaeralcea lindheimeri Woolly globemallow Perennial Subshrub Sun, Part-shade Moist, Dry
Spiranthes vernalis Spring lady's tresses Perennial Herb
Sporobolus compositus var. compositus Composite dropseed, Tall dropseed Perennial Grass/Grass-like Sun Moist
Stenaria nigricans var. nigricans Diamondflowers, Narrowleaf bluets, Baby's breath, Bluets, Fine-leaf bluets Perennial Herb Sun
Stillingia texana Texas Queen's Delight, Queen's Delight, Texas toothleaf Perennial Herb Part-shade
Streptanthus bracteatus Bracted twistflower, Bracted jewelflower Annual 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
Symphyotrichum ericoides White heath aster, Heath Aster Perennial Herb Sun Dry
Symphyotrichum subulatum Baby's breath aster, Annual Aster, Eastern annual saltmarsh aster, Blackland aster, Hierba del Marrano Annual Herb Shade, Part-shade Moist
Tagetes micrantha Licorice marigold Annual Herb
Tauschia texana Texas umbrellawort Perennial Herb
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
Tephrosia lindheimeri Lindheimer's hoarypea, Hoary Pea, Lindheimer tephrosia Perennial Subshrub Part-shade Dry
Tephrosia vicioides Red hoarypea Perennial Herb
Tetragonotheca texana Squarebud daisy, Nerve-ray, Square-bud daisy Perennial Herb Sun Dry
Tetraneuris linearifolia Fineleaf fournerved daisy Annual Herb
Teucrium cubense Coast germander, Small coastal germander Perennial Herb Sun Dry
Thelesperma filifolium Stiff greenthread, Greenthread Annual Herb Sun Dry
Thelesperma simplicifolium Slender greenthread, Navajo Tea, Cota Perennial Herb Sun Dry
Thelypodium wrightii Wright's thelypody, Wright thelypody Biennial Herb
Thymophylla tenuiloba Bristleleaf pricklyleaf Annual Herb
Tillandsia recurvata Small ball moss, Ball moss Perennial Herb
Tinantia anomala False dayflower, Widows tears Annual Herb Part-shade Moist
Triadenum walteri Greater marsh St. Johnswort Perennial Herb
Tridens albescens White tridens, White Top Perennial Grass/Grass-like Part-shade Moist
Tridens muticus Slim tridens Perennial Grass/Grass-like
Tridens strictus Longspike tridens Perennial Grass/Grass-like
Triodanis perfoliata Clasping Venus's looking-glass Annual Herb Shade Dry
Typha latifolia Broadleaf cattail, Common cattail Perennial Grass/Grass-like Sun, Part-shade Wet
Ulmus crassifolia Cedar elm, Fall elm, Basket elm, Scrub elm, Lime elm, Texas elm, Southern rock elm, Olmo Perennial Tree Part-shade Moist
Urochloa fusca Browntop signalgrass Annual, Perennial Grass/Grass-like
Vaccinium arboreum Farkleberry, Tree sparkleberry, Sparkleberry, Winter huckleberry, Huckleberry Perennial Tree Part-shade Dry
Valerianella amarella Hairy cornsalad Annual Herb
Varilla texana Texas varilla Perennial Subshrub
Verbena canescens Gray vervain Perennial Herb Sun Moist, Dry
Verbena halei Texas vervain, Slender verbena, Texas verbena, Slender vervain Perennial Shrub Sun Dry
Verbena scabra Sandpaper vervain Annual Subshrub
Verbena xutha Gulf vervain Perennial Herb Sun, Part-shade Moist, Dry
Verbesina lindheimeri Lindheimer's crownbeard Perennial Herb
Verbesina oreophila Mountain crownbeard Perennial Herb
Verbesina virginica Frostweed, White crownbeard, Iceplant, Iceweed, Virginia crownbeard, Indian tobacco, Richweed, Squawweed Biennial Herb Shade, Part-shade Moist, Dry
Vicia ludoviciana Louisiana vetch, Deer Pea Vetch Annual Herb
Vigna luteola Hairypod cowpea, Yellow Vigna Perennial Vine
Viguiera dentata Plateau Goldeneye, Sunflower Goldeneye, Toothleaf Goldeneye, Chimalacate Perennial Herb Part-shade Dry
Viola missouriensis Missouri violet Annual, Perennial Herb Shade, Part-shade Moist
Xanthisma texanum Texas sleepy daisy, Yellow sleepy daisy, Star of Texas Annual Herb Part-shade
Xanthium strumarium Rough cockleburr Annual Herb
Xanthocephalum gymnospermoides Gummy Broomweed, San Pedro Matchweed, Gummy Snakeweed Annual Herb
Xyris ambigua Coastal plain yelloweyed grass, Coastalplain yelloweyed grass Perennial Herb
Yucca baccata Banana yucca, Blue yucca, Fleshy-fruited yucca, Datil Perennial Cactus/Succulent Sun Dry
Yucca campestris Plains yucca Perennial Cactus/Succulent Sun Dry
Yucca constricta Buckley yucca, Buckley's yucca Perennial Shrub Sun Dry
Yucca faxoniana Faxon yucca, Carneros yucca, Eve's needle, Spanish bayonet, Spanish dagger, Giant dagger, Palma samandoca, Palma barreta, Palmilla Perennial Cactus/Succulent Sun Dry
Yucca pallida Pale-leaf yucca Perennial Cactus/Succulent Sun, Part-shade Dry
Yucca reverchonii San Angelo yucca Perennial Subshrub Sun Dry
Yucca rupicola Twistleaf yucca, Twisted-leaf yucca, Texas yucca Perennial Cactus/Succulent Sun, Part-shade Dry
Yucca thompsoniana Thompson's yucca, Thompson yucca, Beaked yucca, Big Bend yucca, Soyate, Palmita Perennial Cactus/Succulent Sun Dry
Yucca treculeana Spanish Dagger, Spanish Bayonet, Don Quixote's Lance, Palma Pita, Palma de Datil, Palmito Perennial Cactus/Succulent Part-shade Dry
Zanthoxylum clava-herculis Hercules club, Pepperbark, Toothache tree, Tickle tongue, Prickly ash Perennial Tree Sun Dry
Zanthoxylum fagara Lime prickly ash, Colima Perennial Tree Part-shade Dry
Zanthoxylum hirsutum Texas Hercules' club, Texas prickly ash, Prickly ash, Toothache tree, Tickle-tongue, Tingle-tongue Perennial Tree Part-shade Dry