Special Collections
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.Printer Friendly: Species List | List with Images | List with QR Tags to Mobile
| scientific name | common name(s) | image gallery |
| Heliotropium curassavicum | Salt Heliotrope Seaside Heliotrope Quail Plant Cola De Mico Cola De Gama | |
| Helianthus debilis | Cucumberleaf Sunflower Cucumber-leaf Sunflower Beach Sunflower | |
| Helianthus debilis ssp. cucumerifolius | Cucumberleaf Sunflower | |
| Hedeoma drummondii | Drummond's False Pennyroyal Limoncillo Mock Pennyroyal | |
| Heteranthera dubia | Grassleaf Mudplantain Water Stargrass | |
| Helenium elegans | Pretty Sneezeweed | |
| Hesperaloe funifera | Giant Hesperaloe New Mexico False Yucca Samandoce | |
| Heterotheca fulcrata | Rockyscree False Goldenaster | |
| Helianthemum georgianum | Georgia Frostweed Rockrose Georgia Sunrose | |
| Hechtia glomerata | Guapilla | |
| Herbertia lahue | Prairie Nymph Herbertia | |
| Herbertia lahue ssp. caerulea | Prairie Nymph Herbertia | |
| Heteranthera limosa | Blue Mudplantain Blue Mud Plantain | |
| Helianthus maximiliani | Maximilian Sunflower Max Sunflower | |
| Helenium microcephalum | Smallhead Sneezeweed | |
| Hexalectris nitida | Glass Mountain Crested Coralroot Glass Mountain Crested Coral Root | |
| Helianthus occidentalis | Fewleaf Sunflower Western Sunflower | |
| Helietta parvifolia | Baretta | |
| Hesperaloe parviflora | Red Yucca Coral Yucca Red-flowered False Yucca Redflower False Yucca Yellow Yucca Hummingbird Yucca Samandoque | |
| Helianthus praecox | Texas Sunflower | |
| Heliotropium procumbens | Fourspike Heliotrope | |
| Helianthus praecox ssp. runyonii | Runyon's Sunflower | |
| Hedeoma reverchonii | Reverchon's False Pennyroyal | |
| Hedeoma reverchonii var. serpyllifolia | Reverchon's False Pennyroyal Rock Hedeoma | |
| Helianthemum rosmarinifolium | Rosemary Frostweed Sun Rose | |
| Heimia salicifolia | Shrubby Yellowcrest | |
| Heterotheca stenophylla | Stiffleaf False Goldenaster Sticky Granite-daisy | |
| Heterotheca subaxillaris | Camphorweed Camphor Weed | |
| Heliotropium tenellum | Pasture Heliotrope White Heliotrope | |
| Hermannia texana | Texas Burstwort Mexican Mallow | |
| Heliotropium torreyi | Slimleaf Heliotrope | |
| Hilaria belangeri | Curly Mesquite Grass Curly Mesquite | |
| Hilaria belangeri var. belangeri | Curly-mesquite | |
| Hibiscus coulteri | Desert Rosemallow Desert Rose-mallow Coulter Hibiscus | |
| Hibiscus laevis | Halberdleaf Rosemallow Halberdleaf Hibiscus Scarlet Rose Mallow Halberd-leaved Hibiscus Halberd-leaved Rose-mallow | |
| Hibiscus martianus | Heartleaf Rosemallow Tulipan Del Monte Heartleaf Hibiscus | |
| Houstonia acerosa | Needleleaf Bluet | |
| Houstonia croftiae | Croft's Bluet | |
| Hoffmannseggia glauca | Indian Rushpea Indian Rush-pea | |
| Houstonia humifusa | Matted Bluet | |
| Hordeum jubatum | Foxtail Barley | |
| Hordeum jubatum ssp. jubatum | Foxtail Barley Squirreltail Barley Skunktail | |
| Hoffmannseggia oxycarpa | Sharppod Rushpea | |
| Houstonia parviflora | Greenman's Bluet | |
| Hordeum pusillum | Little Barley | |
| Houstonia pusilla | Tiny Bluets Small Bluets Star Violet | |
| Houstonia subviscosa | Nodding Bluet | |
| Hunzikeria texana | Texas Cupflower | |
| Hymenopappus artemisiifolius | Oldplainsman Woolly-white Old Plainsman | |
| Hymenopappus artemisiifolius var. artemisiifolius | Oldplainsman | |
| Hydrocotyle bonariensis | Largeleaf Pennywort Salt Pennywort | |
| Hymenopappus carrizoanus | Carrizo Sands Woollywhite | |
| Hypericum drummondii | Nits And Lice Drummond's St. John's-wort | |
| Hypericum gentianoides | Orangegrass Pineweed | |
| Hypericum hypericoides | St. Andrew's-cross | |
| Hymenoclea monogyra | Singlewhorl Burrobrush | |
| Hymenoxys odorata | Bitter Rubberweed | |
| Hydrolea ovata | Blue Waterleaf Ovate False Fiddleleaf Hairy Hydrolea | |
| Hypericum punctatum | Spotted St. John's-wort | |
| Hymenopappus scabiosaeus | Carolina Woollywhite Woolly-white Old Plainsman | |
| Hymenopappus scabiosaeus var. corymbosus | Carolina Woollywhite Old Plainsman | |
| Hydrocotyle umbellata | Manyflower Marsh-pennywort Many-flowered Marsh-pennywort Marsh Pennywort Water Pennywort Money Plant | |
| Hybanthus verticillatus | Babyslippers Nodding Green Violet Green Violet | |
| Hydrocotyle verticillata | Whorled Marshpennywort | |
| Ibervillea lindheimeri | Balsam Gourd Lindheimer's Globeberry Globe Berry Snake-apple Balsam-apple | |
| Ibervillea tenuisecta | Slimlobe Globeberry Cutleaf Globe Berry | |
| Ilex vomitoria | Yaupon Yaupon Holly Cassina | |
| Indigofera lindheimeriana | Lindheimer's Indigo | |
| Indigofera miniata | Scarlet Pea Coastal Indigo Texas Indigo Western Indigo | |
| Indigofera suffruticosa | Anil De Pasto | |
| Ipomoea alba | Moonflower Moon Vine Tropical White Morning Glory | |
| Ipomoea cordatotriloba | Tievine Purple Bindweed Morning Glory | |
| Ipomoea cordatotriloba var. cordatotriloba | Tievine Sharp-pod Morning Glory Purple Bindweed Tie Vine | |
| Ipomoea cordatotriloba var. torreyana | Torrey's Tievine | |
| Ipomoea lindheimeri | Lindheimer's Morning-glory Blue Morning Glory | |
| Ipomopsis rubra | Standing Cypress Texas Plume Red Texas Star Red Gilia | |
| Ipomoea sagittata | Saltmarsh Morning-glory Salt-marsh Morning Glory | |
| Iresine rhizomatosa | Judas Bush | |
| Isocoma drummondii | Drummond's Goldenbush | |
| Iva annua | Annual Marshelder Marshelder Sumpweed Annual Marsh Elder Marsh Elder | |
| Iva frutescens | Jesuit's Bark High-tide Bush High-water Shrub Marsh Elder Bigleaf Marsh Elder | |
| Jatropha cathartica | Berlandier's Nettlespurge Jicamilla | |
| Jatropha dioica | Leatherstem Leather Stem Rubber Plant | |
| Jatropha dioica var. dioica | Leatherstem | |
| Jacquemontia tamnifolia | Hairy Clustervine Hairy Cluster-vine | |
| Jefea brevifolia | Shortleaf Jefea | |
| Juncus acuminatus | Tapertip Rush | |
| Justicia americana | American Water-willow Water-willow | |
| 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 | |
| Juncus brachycarpus | Whiteroot Rush | |
| Juncus bufonius | Toad Rush | |
| Juncus dudleyi | Dudley's Rush | |
| Juncus filipendulus | Ringseed Rush | |
| Juncus interior | Inland Rush | |
| Juncus interior var. interior | Inland Rush | |
| Juncus marginatus | Grassleaf Rush Grass Leaf Rush | |
| Juglans microcarpa | Little Walnut Texas Walnut Texas Black Walnut River Walnut Nogalito Nogalillo Namboca | |
| Justicia pacifica | Runyon's Water-willow | |
| Juniperus pinchotii | Pinchot's Juniper Pinchot Juniper Redberry Juniper Texas Juniper Christmasberry Juniper | |
| Justicia pilosella | Hairy Tube-tongue Gregg's Tube-tongue False Honeysuckle | |
| scientific name | common name(s) | image gallery |
