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| scientific name | common name(s) | image gallery |
| Adiantum capillus-veneris | Southern maidenhair fern Common maidenhair fern Maidenhair fern Venus hair fern | |
| Aesculus glabra var. arguta | Ohio buckeye White buckeye Texas buckeye | |
| Aesculus pavia | Scarlet Buckeye Red buckeye Firecracker plant | |
| Aesculus pavia var. pavia | Scarlet buckeye Red buckeye Southern buckeye Firecracker plant | |
| Agalinis edwardsiana | Plateau false foxglove Plateau agalinis Plateau gerardia Plateau false-foxglove | |
| Ageratina havanensis | Havana snakeroot Mistflower Shrubby boneset White mistflower White shrub mistflower | |
| Agalinis heterophylla | Prairie false foxglove Prairie agalinis Prairie false-foxglove | |
| Ageratina wrightii | White mistflower Wright's snakeroot White boneset White ageratum | |
| Ampelopsis arborea | Peppervine | |
| Amphiachyris dracunculoides | Prairie broomweed Broomweed | |
| Amorpha fruticosa | Indigo bush False indigo bush False indigo Desert false indigo | |
| Amorpha roemeriana | Roemer's false indigo | |
| Amblyolepis setigera | Huisache daisy Butterfly daisy Honey daisy | |
| Andropogon gerardii | Big bluestem Turkeyfoot | |
| Andropogon glomeratus | Bushy bluestem Brushy bluestem | |
| Aquilegia canadensis | Eastern red columbine Wild red columbine | |
| Aquilegia chrysantha var. hinckleyana | Hinckley's golden columbine Yellow columbine Hinckley columbine Capote columbine | |
| Aristida oligantha | Prairie threeawn Oldfield (Prairie) 3-awn Oldfield threeawn | |
| Aristida purpurea var. nealleyi | Blue threeawn | |
| Aristida purpurea var. purpurea | Purple threeawn Red threeawn | |
| Asclepias asperula | Spider milkweed Antelope horns Green-flowered milkweed Spider antelope-horns | |
| Asclepias asperula ssp. capricornu | Antelopehorns Antelope horns | |
| Bauhinia lunarioides | Anacacho orchid tree Anacacho bauhinia Orchid tree Texas plume | |
| Baccharis neglecta | False Willow Jara dulce Poverty Weed Roosevelt Weed | |
| Berchemia scandens | Alabama supple-jack Alabama supplejack Rattan-vine | |
| Bouteloua curtipendula | Sideoats grama | |
| Bouteloua gracilis | Blue grama | |
| Bouteloua hirsuta | Hairy grama | |
| Bouteloua hirsuta var. pectinata | Hairy grama Tall grama | |
| Bothriochloa laguroides ssp. torreyana | Silver Beard Grass Silver beardgrass Silver Bluestem | |
| Bothriochloa longipaniculata | Longspike beardgrass Longspike Silver Bluestem | |
| Bouteloua rigidiseta | Texas grama | |
| Bouteloua trifida | Red grama | |
| Callicarpa americana | American beautyberry French mulberry | |
| Capsicum annuum var. glabriusculum | Chile pequin Bird pepper Turkey pepper Cayenne pepper | |
| Castilleja indivisa | Entireleaf indian paintbrush Texas paintbrush Indian paintbrush Scarlet paintbrush Entire-leaf indian-paintbrush | |
| Callirhoe involucrata | Winecup Purple poppy mallow | |
| Callirhoe involucrata var. lineariloba | Poppy mallow Purple poppymallow White poppy mallow White winecup Winecup | |
| Callirhoe leiocarpa | Tall poppymallow Annual winecup Tall poppy-mallow | |
| Callirhoe pedata | Finger Poppy-mallow Palmleaf poppymallow Standing Winecup | |
| Castilleja purpurea | Prairie paintbrush Downy Indian paintbrush Purple paintbrush Lemon paintbrush Purple painted cup | |
| Camassia scilloides | Atlantic camas Wild hyacinth | |
| Centaurea americana | American star-thistle Basket-Flower Star thistle Shaving brush American basket-flower | |
| Centaurium beyrichii | Mountain pink Meadow pink Catchfly Quinineweed | |
| Cercis canadensis var. canadensis | Eastern redbud | |
| Cercis canadensis var. mexicana | Mexican redbud | |
| Cephalanthus occidentalis | Common buttonbush Buttonbush Button willow | |
| Centaurium texense | Lady Bird's centaury | |
| Chasmanthium latifolium | Inland sea oats Indian wood oats Wild oats River oats Flathead oats Upland Oats Upland Sea Oats | |
| Cirsium texanum | Texas thistle | |
| Clematis drummondii | Drummond's clematis Old man’s beard Texas virgin’s bower Goat’s beard | |
| Cladium mariscus ssp. jamaicense | Jamaica swamp sawgrass Jamaican Saw-grass Saw-grass | |
| Clematis pitcheri | Purple clematis Purple leatherflower Leatherflower Bluebill | |
| Clematis texensis | Scarlet clematis Scarlet leatherflower Texas clematis | |
| Conoclinium coelestinum | Blue mistflower | |
| Cornus drummondii | Roughleaf dogwood Drummond's dogwood Rough-leaf dogwood | |
| Conoclinium greggii | Gregg's mistflower Palmleaf thoroughwort Palm-leaf mistflower Palm-leaf thoroughwort Purple palmleaf mistflower Purple palmleaf eupatorium | |
| Coreopsis lanceolata | Lanceleaf coreopsis Lanceleaf tickseed Lance-leaved coreopsis Sand coreopsis | |
| Coreopsis tinctoria | Plains coreopsis Golden tickseed Goldenwave Calliopsis | |
| Dalea bicolor var. argyrea | Silver prairie clover Silver dalea Silver bush dalea | |
| Dalea frutescens | Black dalea Black prairie clover | |
| Dalea greggii | Gregg dalea Gregg's prairie clover Trailing indigo bush Indigo bush | |
| Dalea purpurea | Purple prairie clover | |
| Dasylirion texanum | Texas sotol Sotol | |
| Delphinium carolinianum ssp. virescens | Carolina larkspur Prairie larkspur Plains larkspur | |
| Dichondra argentea | Silver Ponyfoot Silver ponysfoot | |
| Dichondra carolinensis | Carolina ponysfoot Ponyfoot | |
| Draba cuneifolia | Wedgeleaf draba Whitlow-grass | |
| Echinacea angustifolia | Black Sampson Black Samson echinacea Narrow-leaf Coneflower | |
| Echinacea purpurea | Eastern purple coneflower Purple coneflower | |
| Elymus canadensis | Canada wild rye Canadian wildrye Prairie wildrye Nodding wildrye | |
| Elymus virginicus var. virginicus | Virginia Wild Rye Virginia wildrye | |
| Equisetum hyemale | Canuela Horsetail Scouring rush Scouringrush horsetail | |
| Equisetum laevigatum | Horsetail Smooth horsetail | |
| Eragrostis curtipedicellata | Gummy lovegrass Gummy Lovegrass | |
| Erythrina herbacea | Coralbean Cherokee bean Red cardinal | |
| Eragrostis intermedia | Plains lovegrass Plains Lovegrass | |
| Eryngium leavenworthii | Leavenworth's eryngo Eryngo | |
| Erioneuron pilosum | Hairy woollygrass Hairy tridens | |
| Eriochloa sericea | Texas cupgrass | |
| Eragrostis spectabilis | Purple lovegrass Purple love grass Purple plains lovegrass Tumblegrass Petticoat climber | |
| Euphorbia bicolor | Snow on the prairie Snow-on-the-prairie | |
| Euphorbia cyathophora | Wild Poinsettia Poinsettia Fire on the Mountain | |
| Eustoma exaltatum ssp. exaltatum | Blue marsh lily Bluebell gentian Catchfly prairie gentian Small bluebell Western blue gentian | |
| Eustoma exaltatum ssp. russellianum | Texas bluebells Texas bluebell Bluebell Showy prairie gentian Prairie gentian | |
| Euphorbia marginata | Snow on the mountain Snow-on-the-mountain | |
| Eupatorium serotinum | Lateflowering thoroughwort White boneset Late boneset Late-flowering boneset | |
| Forestiera pubescens | Stretchberry Elbow bush Spring herald | |
| Gaillardia aestivalis | Lanceleaf blanketflower Winkler gaillardia | |
| Gaura lindheimeri | Lindheimer's beeblossom White gaura Butterfly gaura | |
| Gaillardia pulchella | Firewheel Indian Blanket | |
| Gaillardia suavis | Perfumeballs Pincushion daisy Fragrant gaillardia Rayless gaillardia | |
| Glandularia bipinnatifida var. bipinnatifida | Prairie verbena Purple prairie verbena Dakota mock vervain Dakota vervain | |
| Helianthus maximiliani | Maximilian sunflower Max sunflower | |
| Hesperaloe parviflora | Red yucca Coral yucca Red flowered false yucca Redflower false yucca Samandoque Yellow yucca | |
| Ibervillea lindheimeri | Lindheimer's globeberry Balsam gourd Globe berry Snake apple | |
| Ilex decidua | Possumhaw Possumhaw Holly Deciduous Holly Winterberry Deciduous yaupon | |
| Ilex vomitoria | Yaupon Yaupon holly Cassina | |
| Iris virginica var. shrevei | Shreve's iris Virginia iris Southern blue flag Blue flag | |
| Leucophyllum frutescens | Cenizo Purple sage Texas ranger Texas barometer bush Texas silverleaf Texas sage | |
| scientific name | common name(s) | image gallery |