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 |
| Nama parvifolium | Small-leaf Fiddleleaf | |
| Nekemias arborea | Peppervine | |
| Nerisyrenia camporum | Bicolor Fanmustard Mesa Greggia | |
| Neolloydia conoidea | Chihuahuan Beehive Cactus Chihuahuan Beehive Cone Cactus | |
| Nemastylis geminiflora | Prairie Celestials Celestials Prairie Pleatleaf | |
| Neptunia lutea | Yellow Sensitive Briar Yellow Puff | |
| Nemophila phacelioides | Texas Baby Blue Eyes Large-flower Baby-blue-eyes Baby Blue-eyes Flannel Breeches | |
| Neptunia pubescens | Tropical Puff | |
| Neptunia pubescens var. microcarpa | Tropical Puff | |
| Neeragrostis reptans | Creeping Lovegrass | |
| Nicotiana obtusifolia | Desert Tobacco Little Tobacco Tabaquillo Punche | |
| Nicotiana obtusifolia var. obtusifolia | Desert Tobacco Little Tobacco Tabaquillo Punche | |
| Nicotiana repanda | Fiddleleaf Tobacco Fiddle-leaf Tobacco | |
| Nothoscordum bivalve | Crowpoison False Garlic Crow Poison | |
| Notholaena copelandii | Copeland's Cloakfern | |
| Nolina lindheimeriana | Devil's Shoestring Devil's-shoestring Ribbon Grass | |
| Notholaena standleyi | Star Cloak Fern Northern Desert Star Cloakfern | |
| Nolina texana | Texas Sacahuista Texas Beargrass Basket Grass Sacahuista Bunchgrass Texas Bear-grass | |
| Nuphar lutea | Yellow Pond Lily Yellow Cow Lily Cow Lily Spatter Dock Wakas | |
| Nuphar lutea ssp. advena | Common Spatterdock Spatterdock Yellow Cow-lily Cow-lily Yellow Pond-lily Brandy-bottle | |
| Nuttallanthus texanus | Texas Toadflax Texas Toad-flax Toadflax | |
| Nymphoides aquatica | Big Floatingheart Floating Hearts | |
| Nyctaginia capitata | Devil's Bouquet Scarlet Muskflower | |
| Nymphaea elegans | Tropical Royalblue Waterlily | |
| Oenothera calcicola | Texas Beeblossom Limestone Gaura | |
| Oenothera cinerea | Woolly Beeblossom High Plains Beeblossom Woolly Gaura High Plains Gaura | |
| Oenothera cinerea ssp. parksii | Parks' Beeblossom Woolly Butterfly-weed Parks Gaura | |
| Oenothera curtiflora | Velvetweed Velvetleaf Gaura Lizard-tail Gaura Willow Gaura | |
| Oenothera drummondii | Beach Evening-primrose Beach Evening Primrose | |
| Oenothera engelmannii | Engelmann's Evening-primrose Engelmann Evening Primrose | |
| Oenothera filiformis | Longflower Beeblossom Longflower Gaura Large-flowered Gaura Kearney Gaura Tall Gaura | |
| Oenothera grandis | Showy Evening-primrose Largeflower Eveningprimrose Showy Eveningprimrose | |
| Oenothera heterophylla | Variable-leaf Evening-primrose | |
| Oenothera kunthiana | Kunth's Evening-primrose | |
| Oenothera laciniata | Cutleaf Evening-primrose Cut-leaved Evening Primrose | |
| Oenothera linifolia | Threadleaf Evening-primrose | |
| Oenothera mexicana | Mexican Evening Primrose | |
| Oenothera patriciae | Plains Beeblossom Plains Gaura | |
| Oenothera sinuosa | Wavyleaf Beeblossom Wavyleaf Gaura | |
| Oenothera speciosa | Pink Evening Primrose Showy Evening Primrose Mexican Evening Primrose Showy Primrose Pink Ladies Buttercups Pink Buttercups | |
| Oenothera suffrutescens | Scarlet Beeblossom Scarlet Gaura | |
| Oenothera suffulta | Kisses Wild Honeysuckle Beeblossom Roadside Gaura | |
| Oenothera tetraptera | Fourwing Evening Primrose | |
| Oenothera triloba | Stemless Evening-primrose Stemless Evening Primrose | |
| Oenothera xerogaura | Drummond's Beeblossom Drummond's Gaura | |
| Oligomeris linifolia | Lineleaf Whitepuff | |
| Oligoneuron rigidum | Stiff Goldenrod Hard-leaf Goldenrod | |
| Oldenlandia uniflora | Clustered Mille Graines | |
| Omphalodes aliena | Mexican Navelwort | |
| Onosmodium bejariense | Soft-hair Marbleseed | |
| Onosmodium bejariense var. bejariense | Soft-hair Marbleseed False Gromwell | |
| Onoclea sensibilis | Sensitive Fern Bead Fern Sympathy Fern | |
| Opuntia atrispina | Border Pricklypear | |
| Opuntia engelmannii | Cactus Apple Prickly Pear | |
| Opuntia engelmannii var. lindheimeri | Texas Prickly Pear Lindheimer's Prickly Pear Lindheimer Prickly Pear | |
| Oplismenus hirtellus | Basketgrass | |
| Oplismenus hirtellus ssp. setarius | Basketgrass | |
| Opuntia humifusa | Low Prickly Pear Smooth Prickly Pear Devil's Tongue | |
| Opuntia macrocentra | Purple Pricklypear Purple Prickly Pear Long-spined Prickly Pear Black Spine Prickly Pear | |
| Opuntia macrocentra var. macrocentra | Purple Pricklypear Purple Prickly Pear | |
| Opuntia phaeacantha | Tulip Prickly Pear Brownspine Prickly Pear Cactus Purple-fruited Prickly Pear Brown-spined Prickly Pear New Mexico Prickly Pear Desert Prickly Pear | |
| Orobanche ludoviciana | Louisiana Broomrape | |
| Orobanche ludoviciana ssp. multiflora | Manyflower Broomrape | |
| Osmunda cinnamomea | Cinnamon Fern | |
| Osmunda cinnamomea var. cinnamomea | Cinnamon Fern | |
| Oxalis albicans | Radishroot Woodsorrel | |
| Oxalis dichondrifolia | Peonyleaf Woodsorrel | |
| Oxalis dillenii | Slender Yellow Wood Sorrel Yellow Wood Sorrel Yellow Woodsorrel | |
| Oxalis drummondii | Drummond's Wood-sorrel Large-leaf Wood-sorrel Drummond's Woodsorrel | |
| Oxalis violacea | Violet Woodsorrel Violet Wood-sorrel | |
| Parkinsonia aculeata | Retama Paloverde Mexican Paloverde Jerusalem Thorn Horsebean Lluvia De Oro | |
| Passiflora affinis | Bracted Passionflower Passion Flower | |
| Panicum amarum | Bitter Panicgrass Beachgrass Coastal Panic Grass | |
| Pappophorum bicolor | Pink Pappasgrass Pink Pappusgrass | |
| Palafoxia callosa | Small Palafox Small Palafoxia | |
| Parthenium confertum | Gray's Feverfew | |
| Panicum dichotomiflorum | Fall Panicgrass Fall Panic Grass | |
| Paspalum distichum | Knotgrass | |
| Panicum diffusum | Spreading Witchgrass West Indian Panicgrass West Indian Panic Grass | |
| Paronychia drummondii | Drummond's Nailwort | |
| Parietaria floridana | Florida Pellitory | |
| Passiflora foetida | Corona De Cristo Fetid Passionflower | |
| Passiflora foetida var. gossypiifolia | Cottonleaf Passionflower Corona De Cristo | |
| Paspalidium geminatum | Egyptian Panicgrass | |
| Panicum hallii | Hall's Panicgrass Hall's Panic Grass | |
| Palafoxia hookeriana | Sand Palafox Showy Palafox Hooker Palafoxia Sand Palafoxia Hooker's Palafoxia | |
| Parthenium incanum | Mariola | |
| Paronychia jamesii | James' Nailwort | |
| Paronychia jonesii | Jones' Nailwort | |
| Paspalum langei | Rustyseed Paspalum | |
| Pavonia lasiopetala | Rock Rose Rose Pavonia Rose Mallow Pavonia | |
| Paronychia lindheimeri | Forked Nailwort | |
| Paronychia lundelliorum | Lundell's Nailwort | |
| Paspalum monostachyum | Gulfdune Paspalum | |
| Panicum obtusum | Vine Mesquite | |
| Parietaria pensylvanica | Pennsylvania Pellitory Pennsylvania Cucumber Plant | |
| Paspalum plicatulum | Brownseed Paspalum Brownseed Paspale | |
| Paspalum pubiflorum | Hairyseed Paspalum | |
| Parthenocissus quinquefolia | Virginia Creeper | |
| Panicum rigidulum | Redtop Panicgrass Redtop Panic Grass | |
| scientific name | common name(s) | image gallery |
