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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 Departmentís South Texas Plains vegetative region. This collection lists only those taxa found in the Texas portion of the Southern Texas Plains ecoregion.

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1,653 Results:   10  25  50 100 per page

scientific namecommon name(s)image gallery
Echinocereus coccineus var. paucispinusScarlet Hedgehog Cactus
Claret Cup
Echinocereus enneacanthusPitaya
Strawberry Cactus
Banana Cactus
Cob Cactus
Purple Pitaya
Strawberry Hedgehog Cactus
Prostrate Hedgehog Cactus
Echinocereus enneacanthus var. brevispinusPitaya
Echinocactus horizonthaloniusDevilshead
Eagle Claws
Turk's Head
Devil's Head
Echinocactus horizonthalonius var. horizonthaloniusDevilshead
Turk's Head
Devil's Head
Manca Caballo
Bluebarrel Cactus
Visnaga Meloncillo
Echinochloa muricataAmerican Barnyard Grass
Rough Barnyard Grass
Barnyard Grass
American Cockspur Grass
Wild Millet
Echinocereus pectinatusRainbow Cactus
Echinocereus pentalophusLadyfinger Cactus
Dog Tail
Devil's Fingers
Echinocereus poselgeriDahlia Hedgehog Cactus
Eclipta prostrataPie Plant
False Daisy
Echinocereus reichenbachiiLace Hedgehog Cactus
Lace Cactus
Lace Hedgehog
Purple Candle
Echinocactus texensisHorse Crippler
Horse Crippler Cactus
Devil's Head
Chisos Hedgehog Cactus
Chisos Hedgehog
Echinochloa walteriCoast Cockspur Grass
Ehretia anacuaAnacua
Sugarberry Anacua
Sandpaper Tree
Eleocharis atropurpureaPurple Spikerush
Elymus canadensisCanada Wild Rye
Canadian Wildrye
Prairie Wildrye
Nodding Wildrye
Eleocharis cellulosaGulf Coast Spikerush
Eleocharis compressa var. acutisquamataSharpscale Spikerush
Elymus elymoidesSquirreltail
Bottlebrush Squirreltail
Elymus elymoides ssp. brevifoliusSquirreltail
Long-leaf Squirrel-tail
Eleocharis flavescensYellow Spikerush
Pale Spike-rush
Wrinkle-sheathed Spike-rush
Eleocharis interstinctaKnotted Spikerush
Eleocharis macrostachyaPale Spikerush
Eleocharis minimaSmall Spikerush
Eleocharis montevidensisSand Spikerush
Spike Rush
Eleocharis palustrisCommon Spikerush
Common Spike-rush
Creeping Spikesedge
Eleocharis parvulaDwarf Spikerush
Eleocharis quadrangulataSquarestem Spikerush
Eleocharis rostellataBeaked Spikerush
Leap Frog Spike Rush
Elionurus tripsacoidesPan American Balsamscale
Elymus virginicusVirginia Wild Rye
Virginia Wildrye
Elymus virginicus var. virginicusVirginia Wildrye
Virginia Wild Rye
Engelmannia peristeniaEngelmann's Daisy
Engelmann Daisy
Cutleaf Daisy
Ephedra antisyphiliticaMormon Tea
Ephedra asperaRough Jointfir
Epipactis giganteaStream Orchid
Chatterbox Orchid
Giant Hellebore
Epithelantha micromerisPingpong Ball Cactus
Button Cactus
Ephedra pedunculataVine Jointfir
Equisetum hyemaleScouring-rush Horsetail
Scouring Rush
Equisetum hyemale var. affineScouring-rush Horsetail
Equisetum laevigatumSmooth Horsetail
Eriogonum abertianumAbert's Buckwheat
Abert's Wild Buckwheat
Eriogonum annuumAnnual Buckwheat
Annual Wild Buckwheat
Umbrella Plant
Erigeron colomexicanusRunning Fleabane
Sprawling Daisy
Eragrostis curtipedicellataGummy Lovegrass
Gummy Love Grass
Eryngium diffusumSpreading Eryngo
Eragrostis elliottiiField Lovegrass
Field Love Grass
Erigeron flagellarisTrailing Fleabane
Erigeron geiseriGeiser's Fleabane
Eragrostis hirsutaBigtop Lovegrass
Bigtop Love Grass
Eryngium hookeriHooker's Eryngo
Eragrostis hypnoidesTeal Lovegrass
Teal Love Grass
Eragrostis intermediaPlains Lovegrass
Plains Love Grass
Eryngium leavenworthiiLeavenworth's Eryngo
False Purple Thistle
Eriogonum longifoliumLongleaf Buckwheat
Longleaf Wild Buckwheat
Eriogonum longifolium var. longifoliumLongleaf Buckwheat
Eragrostis lugensMourning Lovegrass
Mourning Love Grass
Erigeron modestusPlains Fleabane
Prairie Fleabane
Eriogonum multiflorumWild Buckwheat
Heart-sepal Buckwheat
Heart-sepal Wild Buckwheat
Eragrostis palmeriRio Grande Lovegrass
Rio Grande Love Grass
Eragrostis pectinaceaTufted Lovegrass
Tufted Love Grass
Eragrostis pectinacea var. pectinaceaTufted Lovegrass
Tufted Love Grass
Erioneuron pilosumHairy Woollygrass
Hairy Tridens
Erigeron procumbensCorpus Christi Fleabane
Eragrostis secundifloraRed Lovegrass
Red Love Grass
Eragrostis sessilispicaTumble Lovegrass
Tumble Love Grass
Eriochloa sericeaTexas Cupgrass
Eragrostis secundiflora ssp. oxylepisRed Lovegrass
Red Love Grass
Eragrostis spectabilisPurple Lovegrass
Purple Love Grass
Purple Plains Lovegrass
Petticoat Climber
Erigeron strigosusPrairie Fleabane
Daisy Fleabane
Erodium texanumTexas Stork's Bill
Stork's Bill
Pine Needle
Erigeron tenuisSlenderleaf Fleabane
Eragrostis trichodesSand Lovegrass
Sand Love Grass
Erigeron versicolorChanging Fleabane
Eryngium yuccifoliumRattlesnake Master
Button Eryngo
Button Snakeroot
Bear's Grass
Escobaria viviparaSpinystar
Common Beehive Cactus
Pincushion Cactus
Escobaria vivipara var. radiosaSpinystar
Euphorbia antisyphiliticaCandelilla
Wax Plant
Eupatorium capillifoliumDogfennel
Dog Fennel
Euphorbia cyathophoraWild Poinsettia
Fire On The Mountain
Euphorbia dentataToothed Spurge
Toothed-leaf Poinsettia
Eustoma exaltatumCatchfly Prairie Gentian
Bluebell Gentian
Western Blue Gentian
Blue Marsh Lily
Small Bluebell
Catchfly Gentian
Seaside Gentian
Euphorbia heterophyllaMexican Fireplant
Wild Poinsettia
Euphorbia longicrurisWedgeleaf Spurge
Euphorbia marginataSnow On The Mountain
Euphorbia peplidionLow Spurge
Euphorbia roemerianaRoemer's Spurge
Eupatorium serotinumLateflowering Thoroughwort
White Boneset
Late Boneset
Late-flowering Boneset
Euphorbia spathulataWarty Spurge
Eurytaenia texanaTexas Spreadwing
Evolvulus alsinoidesSlender Dwarf Morning-glory
Evolvulus alsinoides var. angustifoliusSlender Dwarf Morning-glory
Evax candidaSilver Pygmycudweed
Evolvulus nuttallianusShaggy Dwarf Morning-glory
Shaggy Evolvulus
Silky Evolvulus
Evax proliferaBighead Pygmycudweed
Rabbit Tobacco
Evolvulus sericeusSilver Dwarf Morning-glory
White Evolvulus
Evolvulus sericeus var. sericeusSilver Dwarf Morning-glory
White Evolvulus
Evax vernaSpring Pygmycudweed
Evax verna var. vernaSpring Pygmycudweed
Eysenhardtia texanaTexas Kidneywood
Bee Brush
Vara Dulce
Palo Dulce
scientific namecommon name(s)image gallery

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General Appearance


Light requirement
 Sun - 6 or more hrs
 Part shade - 2 to 6 hrs
 Shade - 2 hrs or less

Soil moisture
 Dry - no signs of moisture
 Moist - looks & feels damp
 Wet - saturated

Bloom Time
 Jan  Feb  Mar
 Apr  May  Jun
 Jul  Aug  Sep
 Oct  Nov  Dec
Bloom Color
 White  Red  Pink
 Orange  Yellow  Green
 Blue  Purple  Violet
 Brown  Black

Height (in feet)
 0-1  1-3  3-6  6-12
 12-36  36-72  72-100
 More than 100

Leaf Arrangement

Leaf Retention