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 |
| Sisyrinchium biforme | Wiry Blue-eyed Grass | |
| Simsia calva | Awnless Bush Sunflower Bush Sunflower | |
| Sisyrinchium campestre | Prairie Blue-eyed Grass White-eyed Grass | |
| Sisyrinchium chilense | Swordleaf Blue-eyed Grass Sword-leaf Blue-eyed Grass | |
| Sida ciliaris | Bracted Fanpetals Bracted Sida | |
| Sideroxylon lanuginosum | Gum Bumelia Gum Bully Woollybucket Bumelia Woolly Bumelia Gum Woollybucket Woolly Buckthorn Chittamwood Shittamwood Gum Elastic Coma Black Haw | |
| Silphium laciniatum | Compassplant Compass Plant | |
| Sisyrinchium langloisii | Roadside Blue-eyed Grass Dotted Blue-eyed Grass Southern Blue-eyed Grass | |
| Sideroxylon lanuginosum ssp. oblongifolium | Gum Bully Chittamwood Gum Elastic Tree | |
| Sida lindheimeri | Lindheimer's Sida Showy Fanpetals | |
| Sisyrinchium minus | Dwarf Blue-eyed-grass Pink-eyed-grass Pink Blue-eyed-grass | |
| Silphium radula | Roughstem Rosinweed | |
| Sida rhombifolia | Cuban Jute Axocatzin | |
| Sida spinosa | Prickly Fanpetals | |
| Silene stellata | Widow's Frill Starry Campion | |
| Sibara virginica | Virginia Winged Rockcress | |
| Smilax bona-nox | Sawbriar Saw Greenbriar Catbriar Bullbriar Stretchberry Vine | |
| Smilax glauca | Cat Greenbriar | |
| Smilax rotundifolia | Roundleaf Greenbriar Common Greenbriar | |
| Smilax smallii | Lance-leaf Greenbriar Southern Smilax Jacksonvine Jacksonbriar | |
| Smilax tamnoides | Bristly Greenbriar | |
| Smallanthus uvedalius | Hairy Leafcup | |
| Solidago altissima | Tall Goldenrod Late Goldenrod Canadian Goldenrod Canada Goldenrod | |
| Solanum carolinense | Carolina Horsenettle Carolina Horse-nettle | |
| Solidago canadensis | Canada Goldenrod Canadian Goldenrod Tall Goldenrod Giant Goldenrod | |
| Solanum citrullifolium | Watermelon Nightshade Melonleaf Nightshade | |
| Solanum dimidiatum | Western Horsenettle Western Horse-nettle | |
| Solanum elaeagnifolium | Silverleaf Nightshade Silver-leaf Nightshade White Horse Nettle Trompillo Tomato Weed Bull Nettle | |
| Solidago gigantea | Giant Goldenrod Smooth Goldenrod Tall Goldenrod Late Goldenrod Early Goldenrod | |
| Solidago juliae | Julia's Goldenrod | |
| Solidago missouriensis | Missouri Goldenrod Prairie Goldenrod Missouri Basin Goldenrod | |
| Solidago nemoralis | Gray Goldenrod Prairie Goldenrod Oldfield Goldenrod Grayleaf Goldenrod Gray-leaved Goldenrod Dyersweed Goldenrod Dwarf Goldenrod Field Goldenrod | |
| Sophora nuttalliana | Silky Sophora | |
| Sorghastrum nutans | Indiangrass Yellow Indiangrass Indian Grass | |
| Solidago odora | Anisescented Goldenrod Anise-scented Goldenrod Sweet Goldenrod | |
| Solidago petiolaris | Downy Ragged Goldenrod Downy Goldenrod | |
| Solidago radula | Western Rough Goldenrod | |
| Solanum rostratum | Buffalo Bur Buffalo Bur Nightshade Buffalobur Nightshade | |
| Solidago rugosa | Wrinkleleaf Goldenrod Wrinkle-leaf Goldenrod Rough-leaved Goldenrod Roughleaf Goldenrod Rough-stemmed Goldenrod Roughstem Goldenrod | |
| Sophora secundiflora | Texas Mountain Laurel Mountain Laurel Mescal Bean Mescal Bean Sophora Frijolillo Frijolito | |
| Solidago speciosa | Showy Goldenrod Noble Goldenrod | |
| Solanum triquetrum | Texas Nightshade Hierba Mora | |
| Solidago ulmifolia | Elmleaf Goldenrod Elm-leaved Goldenrod | |
| Sphaeralcea angustifolia | Narrowleaf Globemallow Copper Globemallow Copper Mallow | |
| Spiranthes cernua | Nodding Ladies'-tresses Ladies'-tresses Nodding Lady's Tresses | |
| Sporobolus clandestinus | Hidden Dropseed Rough Dropseed | |
| Sphaeralcea coccinea | Scarlet Globemallow Caliche Globemallow | |
| Sporobolus compositus | Tall Dropseed Composite Dropseed Rough Dropseed | |
| Sporobolus compositus var. compositus | Composite Dropseed Tall Dropseed | |
| Sporobolus cryptandrus | Sand Dropseed | |
| Spermolepis divaricata | Roughfruit Scaleseed | |
| Spermolepis echinata | Bristly Scaleseed | |
| Sporobolus giganteus | Giant Dropseed | |
| Sphaeralcea hastulata | Spear Globemallow | |
| Spigelia hedyotidea | Prairie Pinkroot Prairie Pink Root | |
| Spermolepis inermis | Red River Scaleseed Spreading Scaleseed | |
| Spiranthes lacera | Northern Slender Ladies'-tresses Slender Ladies'-tresses Slender Lady's Tresses | |
| Spiranthes lacera var. gracilis | Southern Slender Ladies'-tresses Slender Ladies'-tresses Slender Lady's Tresses | |
| Sphaeralcea lindheimeri | Woolly Globemallow | |
| Spigelia marilandica | Woodland Pinkroot Pinkroot Indian Pink | |
| Spiranthes magnicamporum | Great Plains Ladies'-tresses Great Plains Lady's Tresses | |
| Sphenopholis obtusata | Prairie Wedgescale | |
| Spartina pectinata | Prairie Cordgrass Freshwater Cordgrass Sloughgrass | |
| Spirodela polyrrhiza | Common Duckmeat Giant Duckweed | |
| Sporobolus pyramidatus | Whorled Dropseed Target Dropseed Madagascar Dropseed | |
| Spergularia salina | Salt Sandspurry | |
| Spartina spartinae | Gulf Cordgrass | |
| Spigelia texana | Texas Pinkroot | |
| Sporobolus vaginiflorus | Poverty Dropseed | |
| Spiranthes vernalis | Spring Ladies'-tresses Spring Lady's Tresses | |
| Styphnolobium affine | Eve's Necklace Eve's Necklacepod Texas Sophora Pink Sophora Necklace Tree | |
| Stylosanthes biflora | Sidebeak Pencilflower | |
| Stachys crenata | Mousesear Shade Betony Mouse's Ear | |
| Stachys drummondii | Drummond's Hedgenettle Pink Mint | |
| Strophostyles helvola | Trailing Fuzzybean Amberique-bean Trailing Wild Bean Trailing Fuzzy Bean | |
| Steinchisma hians | Gaping Grass | |
| Streptanthus hyacinthoides | Smooth Jewelflower | |
| Strophostyles leiosperma | Slickseed Fuzzybean | |
| Stenosiphon linifolius | False Gaura | |
| Stenaria nigricans | Bluets Diamond-flowers | |
| Stenaria nigricans var. nigricans | Diamondflowers Narrowleaf Bluets Baby's Breath Bluets Fine-leaf Bluets | |
| Stuckenia pectinata | Sago Pondweed | |
| Stylisma pickeringii | Pickering's Dawnflower | |
| Stylisma pickeringii var. pattersonii | Patterson's Dawnflower | |
| Styrax platanifolius | Sycamore-leaf Snowbell | |
| Styrax platanifolius ssp. platanifolius | Sycamoreleaf Snowbell | |
| Stillingia sylvatica | Queen's-delight | |
| Stillingia texana | Texas Queen's Delight Queen's Delight Texas Toothleaf | |
| Symphyotrichum divaricatum | Southern Annual Saltmarsh Aster Lawn American-aster White Wood Aster Saltmarsh Aster Slender Aster | |
| Symphyotrichum drummondii | Drummond's Aster | |
| Symphyotrichum drummondii var. texanum | Drummond's Aster Texas Aster | |
| Symphyotrichum dumosum | Rice Button Aster White Bushy Aster | |
| Symphyotrichum ericoides | White Heath Aster Heath Aster | |
| Symphyotrichum ericoides var. ericoides | White Heath Aster Heath Aster White Aster White Prairie Aster | |
| Symphyotrichum falcatum | White Prairie Aster | |
| Symphyotrichum lanceolatum | Whitepanicle Aster Panicled Aster Lanceleaf Aster White Panicle Aster | |
| Symphyotrichum lanceolatum ssp. hesperium | White Panicle Aster | |
| Symphyotrichum lanceolatum ssp. lanceolatum | White Panicle Aster Panicled Aster | |
| Symphyotrichum oblongifolium | Aromatic Aster Aromatic American Aster Fall Aster Wild Blue Aster Shale Aster | |
| Symphyotrichum oolentangiense | Skyblue Aster Sky Blue American-aster Azure Aster Blue Devils | |
| scientific name | common name(s) | image gallery |
