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Native plants · Oklahoma

Native plants of McClain County

243 plant species are recorded as native to Oklahoma in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in McClain County by USDA PLANTS. 96 of them have growing records you can filter by light, moisture, height and estimated cold hardiness. 1 more species is listed as both native and introduced and kept in a separate section.

County summary · USDA PLANTS and Kew WCVP

McClain County, Oklahoma

Native species
243 Typical Oklahoma county: 203 (median of 77 counties)
Garden-ready natives
96 Typical Oklahoma county: 80
Share by type (all 243 native species)
Percent of the 243 native species in each growth type
Tree 11% (27)
Shrub 2% (5)
Wildflower (forb) 63% (152)
Grass or grass-like 19% (45)
Vine 4% (10)
Fern 2% (4)

Wildflowers make up the largest share of the native list (63%), followed by grasses and grass-like plants (19%).

Recorded native ranges can include long-established populations that spread from gardens; check your state’s native plant society list for local guidance. How native status is decided.

ZIP codes mainly in this county fall in USDA hardiness zone 7b (2023 map).

The native plant list

Cold hardiness is estimated from each plant’s PLANTS minimum temperature. How we estimate it.

Garden-ready natives 96

Native species with PLANTS growing records (height, light, moisture, minimum temperature). “—” means PLANTS has no value.

Garden-ready native plants of McClain County, Oklahoma
PlantType HeightLight Water useHardy to
American elm Ulmus americana Tree 120 ft Sun–part shade High Zone 2b
American licorice Glycyrrhiza lepidota Wildflower (forb) 4 ft Sun–part shade High Zone 3b
American sycamore Platanus occidentalis Tree 100 ft Sun–part shade High Zone 4a
American water horehound Lycopus americanus Wildflower (forb) 1.8 ft Shade-tolerant High Zone 3b
big bluestem Andropogon gerardii Grass or grass-like 6 ft Sun Low Zone 2b
black oak Quercus velutina Tree 80 ft Sun–part shade Medium Zone 4a
black walnut Juglans nigra Tree 100 ft Sun High Zone 4b
blackeyed Susan Rudbeckia hirta Wildflower (forb) 1 ft Sun Medium Zone 5a
blackjack oak Quercus marilandica Tree 25 ft Sun Low Zone 6a
blue mistflower Conoclinium coelestinum Wildflower (forb) 3.2 ft Shade-tolerant Medium Zone 6a
boxelder Acer negundo Tree 60 ft Shade-tolerant Medium Zone 2b
broomsedge bluestem Andropogon virginicus Grass or grass-like 3 ft Sun Medium Zone 5b
butterfly milkweed Asclepias tuberosa Wildflower (forb) 2 ft Sun Low Zone 4a
Canada germander Teucrium canadense Wildflower (forb) 3.3 ft Sun–part shade High Zone 3a
Canada goldenrod Solidago altissima Wildflower (forb) 5 ft Sun–part shade Medium Zone 4b
Canada wildrye Elymus canadensis Grass or grass-like 3 ft Shade-tolerant Medium Zone 3a
Canadian horseweed Conyza canadensis Wildflower (forb) 5 ft Sun Medium Zone 12b
Canadian milkvetch Astragalus canadensis Wildflower (forb) 6 in Sun Medium Zone 3b
Chickasaw plum Prunus angustifolia Tree 12 ft Sun Medium Zone 4b
chinquapin oak Quercus muehlenbergii Tree 70 ft Sun Medium Zone 4a
clasping coneflower Dracopis amplexicaulis Wildflower (forb) 2 ft Sun High Zone 10b
common buttonbush Cephalanthus occidentalis Tree 15 ft Shade-tolerant High Zone 4a
common hackberry Celtis occidentalis Tree 60 ft Shade-tolerant Low Zone 2b
common hoptree Ptelea trifoliata Tree 25 ft Sun–part shade High Zone 4a
common spikerush Eleocharis palustris Grass or grass-like 1.3 ft Sun High Zone 3b
composite dropseed Sporobolus compositus Grass or grass-like 3 ft Sun Low Zone 3b
coralberry Symphoricarpos orbiculatus Shrub 2 ft Sun–part shade High Zone 5a
cylinder jointtail grass Coelorachis cylindrica Grass or grass-like 3.2 ft Sun–part shade Low Zone 5a
dotted blazing star Liatris punctata Wildflower (forb) 2 ft Sun Medium Zone 3a
dotted smartweed Polygonum punctatum Wildflower (forb) 3.2 ft Sun Medium Zone 10b
eastern cottonwood Populus deltoides Tree 190 ft Sun High Zone 3a
eastern redbud Cercis canadensis Tree 30 ft Shade-tolerant Low Zone 4b
eastern redcedar Juniperus virginiana Tree 50 ft Sun–part shade Low Zone 3a
false daisy Eclipta prostrata Wildflower (forb) 3.2 ft Sun–part shade Medium Zone 10b
giant goldenrod Solidago gigantea Wildflower (forb) 8.2 ft Sun–part shade Medium Zone 4a
golden crownbeard Verbesina encelioides Wildflower (forb) 2 ft Sun Medium Zone 5a
golden currant Ribes aureum Shrub 10 ft Sun–part shade Low Zone 3b
grassleaf rush Juncus marginatus Grass or grass-like 2 ft Sun–part shade Medium Zone 5a
gray goldenrod Solidago nemoralis Wildflower (forb) 2 ft Sun Medium Zone 4a
graybark grape Vitis cinerea Vine 50 ft Sun–part shade Medium Zone 6b
green ash Fraxinus pennsylvanica Tree 80 ft Shade-tolerant Medium Zone 2b
hairy grama Bouteloua hirsuta Grass or grass-like 6 in Sun Low Zone 3b
Illinois bundleflower Desmanthus illinoensis Wildflower (forb) 3 ft Sun Medium Zone 5b
Indian woodoats Chasmanthium latifolium Grass or grass-like 4.6 ft Shade-tolerant Medium Zone 4a
Indianhemp Apocynum cannabinum Wildflower (forb) 3.3 ft Sun–part shade High Zone 3a
Jerusalem artichoke Helianthus tuberosus Wildflower (forb) 9.8 ft Sun–part shade Low Zone 3a
late purple aster Symphyotrichum patens Wildflower (forb) 2.5 ft Shade-tolerant Medium Zone 3b
little bluestem Schizachyrium scoparium Grass or grass-like 3 ft Sun Low Zone 3b
Missouri goldenrod Solidago missouriensis Wildflower (forb) 3 ft Sun–part shade Low Zone 3b
narrowleaf blue-eyed grass Sisyrinchium angustifolium Wildflower (forb) 2 ft Sun–part shade Medium Zone 7a
nodding lady's tresses Spiranthes cernua Wildflower (forb) 1.5 ft Sun High Zone 3b
Nuttall's povertyweed Monolepis nuttalliana Wildflower (forb) 10 in Sun Medium Zone 12a
partridge pea Chamaecrista fasciculata Wildflower (forb) 2.4 ft Shade-tolerant Medium Zone 7a
pecan Carya illinoinensis Tree 120 ft Sun High Zone 5a
Pennsylvania smartweed Polygonum pensylvanicum Wildflower (forb) 3.9 ft Sun Medium Zone 10b
Philadelphia fleabane Erigeron philadelphicus Wildflower (forb) 2.8 ft Sun–part shade Medium Zone 4b
plains lovegrass Eragrostis intermedia Grass or grass-like 2.7 ft Sun Low Zone 5a
post oak Quercus stellata Tree 60 ft Sun Medium Zone 4a
prairie cordgrass Spartina pectinata Grass or grass-like 8 ft Sun High Zone 3b
prairie fleabane Erigeron strigosus Wildflower (forb) 3 ft Sun Medium Zone 4b
prairie wedgescale Sphenopholis obtusata Grass or grass-like 3.2 ft Sun–part shade Medium Zone 3a
purple locoweed Oxytropis lambertii Wildflower (forb) 1.4 ft Sun Low Zone 3b
purple lovegrass Eragrostis spectabilis Grass or grass-like 11 in Sun Low Zone 3a
purple poppymallow Callirhoe involucrata Wildflower (forb) 1 ft Sun Medium Zone 3b
purple prairie clover Dalea purpurea Wildflower (forb) 3 ft Sun Medium Zone 3b
purpletop tridens Tridens flavus Grass or grass-like 2.5 ft Sun Low Zone 5a
red mulberry Morus rubra Tree 70 ft Shade-tolerant Medium Zone 4a
roughleaf dogwood Cornus drummondii Tree 20 ft Sun–part shade Low Zone 4b
roundhead lespedeza Lespedeza capitata Wildflower (forb) 2.6 ft Sun Low Zone 4b
rufous bulrush Scirpus pendulus Grass or grass-like 4 ft Sun Medium Zone 3b
sand bluestem Andropogon hallii Grass or grass-like 6.1 ft Sun Medium Zone 3b
sand dropseed Sporobolus cryptandrus Grass or grass-like 3 ft Sun Low Zone 3b
saw greenbrier Smilax bona-nox Vine 4 ft Shade-tolerant Medium Zone 5b
showy milkweed Asclepias speciosa Wildflower (forb) 6 ft Sun Medium Zone 4a
Shumard's oak Quercus shumardii Tree 100 ft Sun Medium Zone 5a
sideoats grama Bouteloua curtipendula Grass or grass-like 3 ft Sun Medium Zone 3a
silver maple Acer saccharinum Tree 90 ft Sun–part shade Medium Zone 2b
slippery elm Ulmus rubra Tree 85 ft Shade-tolerant High Zone 3a
smooth horsetail Equisetum laevigatum Fern 5 ft Sun Low Zone 3b
soapweed yucca Yucca glauca Shrub 1 ft Sun Low Zone 4b
splitbeard bluestem Andropogon ternarius Grass or grass-like 3.9 ft Shade-tolerant Low Zone 5b
spreading yellowcress Rorippa sinuata Wildflower (forb) 1 ft Sun Medium Zone 3b
stiff goldenrod Oligoneuron rigidum Wildflower (forb) 3.6 ft Sun–part shade Medium Zone 3a
sugarberry Celtis laevigata Tree 80 ft Shade-tolerant High Zone 5a
sweetscent Pluchea odorata Wildflower (forb) 4.9 ft Sun Medium Zone 6a
switchgrass Panicum virgatum Grass or grass-like 5 ft Sun Medium Zone 3a
tiny mousetail Myosurus minimus Wildflower (forb) 5 in Sun–part shade Medium Zone 12b
Torrey's rush Juncus torreyi Grass or grass-like 3.1 ft Sun Medium Zone 3b
turkey tangle fogfruit Phyla nodiflora Wildflower (forb) 2 in Sun–part shade Low Zone 5b
valley redstem Ammannia coccinea Wildflower (forb) 1.6 ft Sun Medium Zone 3b
Virginia creeper Parthenocissus quinquefolia Vine 1 ft Sun–part shade Low Zone 4b
Virginia threeseed mercury Acalypha virginica Wildflower (forb) 3 ft Sun–part shade Medium Zone 10b
Virginia wildrye Elymus virginicus Grass or grass-like 2.5 ft Shade-tolerant Medium Zone 4b
white prairie clover Dalea candida Wildflower (forb) 2 ft Sun–part shade Medium Zone 3b
white sagebrush Artemisia ludoviciana Wildflower (forb) 3 ft Sun Low Zone 4a
wild bergamot Monarda fistulosa Wildflower (forb) 4.9 ft Sun–part shade High Zone 4a

Other native species recorded here 147

PLANTS has no growing records for these, so light, moisture, height and zone filters cannot include them. Many are wild species seldom sold by nurseries.

  • amberique-bean Strophostyles helvola
  • American bluehearts Buchnera americana
  • American burnweed Erechtites hieraciifolius
  • American lopseed Phryma leptostachya
  • American wild carrot Daucus pusillus
  • azure blue sage Salvia azurea
  • Baldwin's ironweed Vernonia baldwinii
  • bastard toadflax Comandra umbellata
  • beaked panicgrass Panicum anceps
  • bigbract verbena Verbena bracteata
  • blue wild indigo Baptisia australis
  • bluejacket Tradescantia ohiensis
  • bristly greenbrier Smilax tamnoides
  • bristly scaleseed Spermolepis echinata
  • buffalobur nightshade Solanum rostratum
  • bushy knotweed Polygonum ramosissimum
  • camphorweed Heterotheca subaxillaris
  • Canadian blacksnakeroot Sanicula canadensis
  • Carolina canarygrass Phalaris caroliniana
  • Carolina geranium Geranium carolinianum
  • Carolina horsenettle Solanum carolinense
  • catchfly prairie gentian Eustoma exaltatum
  • chairmaker's bulrush Schoenoplectus americanus
  • chickenthief Mentzelia oligosperma
  • clasping milkweed Asclepias amplexicaulis
  • clasping Venus' looking-glass Triodanis perfoliata
  • common dittany Cunila origanoides
  • crowpoison Nothoscordum bivalve
  • Cuman ragweed Ambrosia psilostachya
  • curlytop knotweed Polygonum lapathifolium
  • curvepod fumewort Corydalis curvisiliqua
  • cusp dodder Cuscuta cuspidata
  • cutleaf evening primrose Oenothera laciniata
  • Dakota mock vervain Glandularia bipinnatifida
  • desert biscuitroot Lomatium foeniculaceum
  • desert goosefoot Chenopodium pratericola
  • downy phlox Phlox pilosa
  • Drummond's false pennyroyal Hedeoma drummondii
  • dwarf chinquapin oak Quercus prinoides
  • fall witchgrass Digitaria cognata
  • field pansy Viola bicolor
  • fiveangled dodder Cuscuta pentagona
  • floating primrose-willow Ludwigia peploides
  • flowering spurge Euphorbia corollata
  • forked threeawn Aristida basiramea
  • fourpoint evening primrose Oenothera rhombipetala
  • fragrant sumac Rhus aromatica
  • garden dewberry Rubus aboriginum
  • great ragweed Ambrosia trifida
  • green antelopehorn Asclepias viridis
  • green comet milkweed Asclepias viridiflora
  • groundplum milkvetch Astragalus crassicarpus
  • gum bully Sideroxylon lanuginosum
  • hairy fimbry Fimbristylis puberula
  • hairy waterclover Marsilea vestita
  • hairy woodland brome Bromus pubescens
  • heartwing sorrel Rumex hastatulus
  • heavy sedge Carex gravida
  • hoary verbena Verbena stricta
  • lanceleaf blanketflower Gaillardia aestivalis
  • lanceleaf fogfruit Phyla lanceolata
  • large beardtongue Penstemon grandiflorus
  • largebracted plantain Plantago aristata
  • largeflower tickseed Coreopsis grandiflora
  • Leavenworth's sedge Carex leavenworthii
  • lemon beebalm Monarda citriodora
  • licorice bedstraw Galium circaezans
  • limestone adderstongue Ophioglossum engelmannii
  • longleaf groundcherry Physalis longifolia
  • Louisiana vetch Vicia ludoviciana
  • mapleleaf goosefoot Chenopodium simplex
  • marsh bristlegrass Setaria parviflora
  • mat sandbur Cenchrus longispinus
  • Maximilian sunflower Helianthus maximiliani
  • meadow garlic Allium canadense
  • Mexican plum Prunus mexicana
  • Missouri violet Viola missouriensis
  • narrowleaf purple coneflower Echinacea angustifolia
  • narrowleaf stoneseed Lithospermum incisum
  • neckweed Veronica peregrina
  • northern slender lady's tresses Spiranthes lacera
  • Nuttall's sensitive-briar Mimosa nuttallii
  • pale dock Rumex altissimus
  • pale spikerush Eleocharis macrostachya
  • pasture heliotrope Heliotropium tenellum
  • Pennsylvania pellitory Parietaria pensylvanica
  • pointedleaf ticktrefoil Desmodium glutinosum
  • prairie broomweed Amphiachyris dracunculoides
  • prairie groundsel Packera plattensis
  • prairie sandmat Chamaesyce missurica
  • prairie spiderwort Tradescantia occidentalis
  • prairie sunflower Helianthus petiolaris
  • procession flower Polygala incarnata
  • puffsheath dropseed Sporobolus neglectus
  • purple cliffbrake Pellaea atropurpurea
  • queen's-delight Stillingia sylvatica
  • redseed plantain Plantago rhodosperma
  • rose mock vervain Glandularia canadensis
  • rough false pennyroyal Hedeoma hispida
  • rusty blackhaw Viburnum rufidulum
  • sand spikerush Eleocharis montevidensis
  • shortpod draba Draba brachycarpa
  • shortstalk chickweed Cerastium brachypodum
  • showy evening primrose Oenothera grandis
  • silkcotton purslane Portulaca halimoides
  • sixangle spurge Euphorbia hexagona
  • sixweeks fescue Vulpia octoflora
  • slickseed fuzzybean Strophostyles leiosperma
  • slimflower scurfpea Psoralidium tenuiflorum
  • slimleaf milkweed Asclepias stenophylla
  • small Venus' looking-glass Triodanis biflora
  • smooth Solomon's seal Polygonatum biflorum
  • sneezeweed Helenium amarum
  • snow on the mountain Euphorbia marginata
  • soft goldenaster Chrysopsis pilosa
  • southeastern wildrye Elymus glabriflorus
  • southern annual saltmarsh aster Symphyotrichum divaricatum
  • southern sedge Carex austrina
  • Spanish gold Grindelia papposa
  • spiked crested coralroot Hexalectris spicata
  • spotted beebalm Monarda punctata
  • spotted sandmat Chamaesyce maculata
  • spring lady's tresses Spiranthes vernalis
  • stiffstem flax Linum rigidum
  • Texas bluegrass Poa arachnifera
  • Texas star Sabatia campestris
  • thin paspalum Paspalum setaceum
  • threadleaf evening primrose Oenothera linifolia
  • tiny bluet Houstonia pusilla
  • toothed spurge Euphorbia dentata
  • tufted lovegrass Eragrostis pectinacea
  • tumble windmill grass Chloris verticillata
  • veiny dock Rumex venosus
  • violet woodsorrel Oxalis violacea
  • Virginia pepperweed Lepidium virginicum
  • Virginia plantain Plantago virginica
  • Virginia tephrosia Tephrosia virginiana
  • wavyleaf thistle Cirsium undulatum
  • western horsenettle Solanum dimidiatum
  • western rockjasmine Androsace occidentalis
  • western tansymustard Descurainia pinnata
  • white crownbeard Verbesina virginica
  • white four o'clock Mirabilis albida
  • white heath aster Symphyotrichum ericoides
  • whitemouth dayflower Commelina erecta
  • witchgrass Panicum capillare
  • woodbine Parthenocissus vitacea
Also listed as native and introduced here 1

PLANTS labels these species both native and introduced in this state: some forms are native and others were brought in from elsewhere. Most gardeners should choose plants from the main list.

Compared with Oklahoma

The typical county is the median of the 77 Oklahoma counties with PLANTS county records; the statewide figure counts every species native anywhere in the state. More species is not better or worse: counties differ in size, habitat and how thoroughly they have been surveyed.

Native species counts, McClain County and Oklahoma
MeasureMcClain CountyTypical countyStatewide
Native species 243 203 1,513
Garden-ready natives 96 80 535
Tree 27 — 130
Shrub 5 — 63
Wildflower (forb) 152 — 849
Grass or grass-like 45 — 341
Vine 10 — 85
Fern 4 — 45

Neighboring counties

Counties that share a ZIP code with McClain County.

Look up another ZIP

Matches your ZIP to the county it mostly lies in, then lists the plants recorded as native to your state (Kew’s World Checklist and USDA PLANTS) and recorded in that county by USDA PLANTS.

Source & data date

Source
USDA NRCS PLANTS Database: county distribution records, native status and plant characteristics. CC0 (public domain dedication, per the data.gov catalog record).
Kew’s World Checklist of Vascular Plants (WCVP): native or introduced status by state. CC BY 3.0.
USGS US-RIIS (ver. 2.0): species listed as introduced are excluded. CC0.
Citation
USDA, NRCS. 2026. The PLANTS Database (https://plants.usda.gov, 11/04/2026). National Plant Data Team, Greensboro, NC USA.
Govaerts R. (ed.) (2026). WCVP: World Checklist of Vascular Plants. Facilitated by the Royal Botanic Gardens, Kew. Data file dated 2026-06-04, http://sftp.kew.org/pub/data-repositories/WCVP/ (retrieved 2026-11-04). Paper: Govaerts R. et al. (2021) The World Checklist of Vascular Plants, a continuously updated resource for exploring global plant diversity. Scientific Data 8, 215.
Data date
Retrieved from PLANTS on November 4, 2026; WCVP data file dated June 4, 2026.
Zones
USDA Plant Hardiness Zone Map (2023) ZIP table: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed November 3, 2026. Plant zones on this site are our estimate, not the official map.
Scope
McClain County (county FIPS 40087), Oklahoma. 243 native species from PLANTS county distribution records; garden-ready = species with a PLANTS characteristics record.
Method
A species is listed when it is recorded as native to the state in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in the county by USDA PLANTS. Species PLANTS labels both native and introduced are listed separately. Full method · All sources

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