Special Collections
Cross Timbers
This EPA Level III ecoregion encompasses all or part of 35 Texas counties. With most of this ecoregion occurring in a swath from central Texas north, its northern reaches extend into southeastern Oklahoma. In Texas, this ecoregion covers approximately the same land area as the Texas Parks & Wildlife Department’s Cross Timbers and Prairies vegetative region. This collection lists only those taxa found in the Texas portion of the Cross Timbers ecoregion.Printer Friendly: Species List | List with Images | List with QR Tags to Mobile
| scientific name | common name(s) | image gallery |
| Symphoricarpos orbiculatus | Coralberry Indian Currant Buckbrush | |
| Symphyotrichum patens | Late Purple Aster | |
| Symphyotrichum patens var. patens | Spreading Aster Late Purple Aster Spread-leaf Aster Sky-drop Aster | |
| Symphyotrichum praealtum | Willowleaf Aster | |
| Symphyotrichum pratense | Barrens Silky Aster Meadow Aster | |
| Symphyotrichum praealtum var. praealtum | Willowleaf Aster Tall Aster | |
| Symphyotrichum sericeum | Western Silver Aster Western Silver American-aster Silky Aster | |
| 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 | |
| Teucrium canadense | American Germander Canada Germander Canadian Germander Germander Hairy Germander Wood Sage | |
| Teucrium cubense | Small Coastal Germander Coast Germander | |
| Teucrium laciniatum | Lacy Germander Cut-leaf Germander Dwarf Germander | |
| Tephrosia lindheimeri | Lindheimer's Hoarypea Hoary Pea Lindheimer Tephrosia | |
| Tetraneuris linearifolia | Fineleaf Fournerved Daisy Slender-leaf Hymenoxys Bitterweed | |
| Tetragonotheca ludoviciana | Louisiana Nerveray | |
| Tephrosia onobrychoides | Multibloom Hoarypea Multibloom Tephrosia | |
| Tetraneuris scaposa | Four-nerve Daisy Hymenoxys Stemmy Four-nerve Daisy Yellow Daisy Bitterweed | |
| Tetraneuris scaposa var. scaposa | Four-nerve Daisy Hymenoxys Stemmy Four-nerve Daisy Bitterweed | |
| Tephrosia virginiana | Goat's Rue Virginia Tephrosia Devil's Shoestring | |
| Thalictrum dasycarpum | Purple Meadow-rue Tall Meadow-rue Meadow Rue | |
| Thalia dealbata | Powdery Alligator-flag Powdery Thalia Water Canna | |
| Thelesperma filifolium | Stiff Greenthread Greenthread | |
| Thelesperma filifolium var. filifolium | Stiff Greenthread Showy Navajo Tea Greenthread | |
| Thelypteris kunthii | Wood Fern River Fern Southern Shield Fern Kunth's Maiden Fern Normal Shield Fern | |
| Thelesperma megapotamicum | Hopi Tea Greenthread Green Threads Navajo Tea Cota | |
| Thelypteris ovata var. lindheimeri | Lindheimer's Marsh Fern Lindheimer's Maiden Fern | |
| Thymophylla pentachaeta | Parralena Fiveneedle Pricklyleaf Five-needle Fetid Marigold | |
| Thymophylla pentachaeta var. pentachaeta | Parralena Fiveneedle Pricklyleaf Dogweed Dyssodia | |
| Thelocactus setispinus | Miniature Barrel Cactus Hedgehog Cactus | |
| Thelesperma simplicifolium | Slender Greenthread Navajo Tea Cota | |
| Thamnosma texana | Texas Desert-rue Dutchman's Breeches Rue Of The Mountains Ruda Del Monte | |
| Tinantia anomala | False Dayflower Widows Tears | |
| Tidestromia lanuginosa | Woolly Tidestromia | |
| Tillandsia recurvata | Small Ball Moss Ball Moss | |
| Townsendia exscapa | Stemless Townsend Daisy Stemless Townsend-daisy Easter Daisy | |
| Toxicodendron radicans | Eastern Poison Ivy Poison Ivy | |
| Toxicodendron radicans ssp. verrucosum | Eastern Poison Ivy | |
| Trepocarpus aethusae | Whitenymph | |
| Tridens albescens | White Tridens White Top | |
| Triosteum angustifolium | Yellow-fruit Horse-gentian Narrow-leaved Horse-gentian Narrowleaf Horse-gentian | |
| Tragia betonicifolia | Betonyleaf Noseburn | |
| Triodanis biflora | Small Venus' Looking-glass | |
| Tragia brevispica | Shortspike Noseburn | |
| Tridens buckleyanus | Buckley's Fluffgrass Buckley's Tridens | |
| Trifolium carolinianum | Carolina Clover | |
| Tridens congestus | Pink Fluffgrass Pink Tridens | |
| Triodanis coloradoensis | Colorado Venus' Looking-glass Western Venus' Looking Glass | |
| Trichloris crinita | Two-flowered Trichloris False Rhodes Grass | |
| Tripsacum dactyloides | Eastern Gamagrass Fakahatchee Grass | |
| Tradescantia edwardsiana | Plateau Spiderwort Edwards' Spiderwort | |
| Tridens eragrostoides | Lovegrass Tridens | |
| Tridens flavus | Purpletop Tridens Redtop Tridens Tall Redtop Tridens Purpletop Redtop Tall Redtop | |
| Tridens flavus var. flavus | Purpletop Tridens | |
| Tradescantia gigantea | Giant Spiderwort | |
| Tradescantia hirsutiflora | Hairyflower Spiderwort | |
| Triodanis holzingeri | Holzinger's Venus' Looking-glass | |
| Tradescantia humilis | Texas Spiderwort | |
| Trisetum interruptum | Prairie False Oat | |
| Triodanis leptocarpa | Slimpod Venus' Looking-glass | |
| Tridens muticus | Slim Tridens | |
| Tridens muticus var. muticus | Slim Tridens Awnless Fluffgrass | |
| Tradescantia occidentalis | Prairie Spiderwort Western Spiderwort Spiderwort | |
| Tradescantia ohiensis | Ohio Spiderwort Bluejacket | |
| Triodanis perfoliata | Clasping Venus's Looking-glass | |
| Tradescantia pedicellata | Edwards Plateau Spiderwort Granite Spiderwort | |
| Triplasis purpurea | Purple Sandgrass Purple Triplasis | |
| Tragia ramosa | Branched Noseburn | |
| Tradescantia reverchonii | Reverchon's Spiderwort | |
| Tripogon spicatus | American Fiveminute Grass | |
| Tridens strictus | Longspike Tridens | |
| Tradescantia subacaulis | Stemless Spiderwort | |
| Tridens texanus | Texas Fluffgrass Texas Tridens | |
| Triodanis texana | Texas Venus' Looking-glass | |
| Tragia urticifolia | Nettleleaf Noseburn | |
| Typha domingensis | Southern Cattail | |
| Typha latifolia | Broadleaf Cattail Common Cattail | |
| Ulmus alata | Winged Elm Wahoo Elm Cork Elm Witch Elm | |
| Ulmus americana | American Elm White Elm Soft Elm Water Elm Common Elm | |
| Ulmus crassifolia | Cedar Elm Fall Elm Basket Elm Scrub Elm Lime Elm Texas Elm Southern Rock Elm Olmo | |
| Ulmus rubra | Slippery Elm Red Elm Gray Elm Soft Elm | |
| Ungnadia speciosa | Mexican Buckeye Monilla | |
| Urtica chamaedryoides | Heart-leaf Stinging Nettle Heart-leaf Nettle Stinging Nettle | |
| Urochloa ciliatissima | Fringed Signalgrass | |
| Urochloa fusca | Browntop Signalgrass | |
| Urochloa texana | Texas Signalgrass | |
| Utricularia gibba | Humped Bladderwort Bladderwort Conespur Bladderpod | |
| Valerianella amarella | Hairy Cornsalad | |
| Vaccinium arboreum | Farkleberry Tree Sparkleberry Sparkleberry Winter Huckleberry Huckleberry | |
| Vachellia farnesiana | Huisache Texas Huisache Sweet Acacia Perfume Acacia Mealy Acacia Mealy Wattle Cassie | |
| Valerianella radiata | Beaked Cornsalad Woods Corn-salad | |
| Valerianella stenocarpa | Narrowcell Cornsalad | |
| Valerianella texana | Edwards Plateau Cornsalad | |
| Verbesina alternifolia | Wingstem Yellow Ironweed | |
| Veronica anagallis-aquatica | Water Speedwell | |
| Vernonia baldwinii | Western Ironweed Baldwin's Ironweed Ironweed | |
| Verbena bracteata | Bigbract Verbena Carpet Vervain Prostrate Vervain | |
| Verbena canescens | Gray Vervain | |
| Verbena cloverae | Clover's Vervain | |
| Verbesina encelioides | Cowpen Daisy Golden Crownbeard Butter Daisy | |
| Verbena halei | Texas Vervain Slender Verbena Texas Verbena Slender Vervain | |
| Verbesina helianthoides | Gravelweed | |
| scientific name | common name(s) | image gallery |
