Native plants · Oklahoma

Native plants of Roger Mills County

171 plant species are recorded as native to Oklahoma in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in Roger Mills County by USDA PLANTS. 74 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

Roger Mills County, Oklahoma

Native species: 171 Typical Oklahoma county: 203 (median of 77 counties)
Garden-ready natives: 74 Typical Oklahoma county: 80
Share by type (all 171 native species): Percent of the 171 native species in each growth type

Tree 13% (22)
Shrub 5% (8)
Wildflower (forb) 62% (106)
Grass or grass-like 18% (31)
Vine 2% (3)
Fern <1% (1)

Wildflowers make up the largest share of the native list (62%), followed by grasses and grass-like plants (18%).

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 zones 7a to 7b (2023 map).

The native plant list

Garden-ready natives 74

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

Garden-ready native plants of Roger Mills County, Oklahoma
Plant	Type	Height	Light	Water use	Hardy 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 vetch Vicia americana	Vine	1.3 ft	Sun	Low	Zone 3b
Arizona threeawn Aristida arizonica	Grass or grass-like	2 ft	Sun	Low	Zone 7a
Arizona walnut Juglans major	Tree	50 ft	Sun	Medium	Zone 4a
arumleaf arrowhead Sagittaria cuneata	Wildflower (forb)	2.6 ft	Sun	Medium	Zone 4a
black willow Salix nigra	Tree	100 ft	Sun	High	Zone 1b
bog willowherb Epilobium leptophyllum	Wildflower (forb)	3.6 ft	Sun–part shade	High	Zone 4a
boxelder Acer negundo	Tree	60 ft	Shade-tolerant	Medium	Zone 2b
broom snakeweed Gutierrezia sarothrae	Shrub	1.5 ft	Sun	Medium	Zone 3b
buffalograss Bouteloua dactyloides	Grass or grass-like	6 in	Sun	Medium	Zone 3b
bur oak Quercus macrocarpa	Tree	100 ft	Sun–part shade	Medium	Zone 3b
butterfly milkweed Asclepias tuberosa	Wildflower (forb)	2 ft	Sun	Low	Zone 4a
Chickasaw plum Prunus angustifolia	Tree	12 ft	Sun	Medium	Zone 4b
chinquapin oak Quercus muehlenbergii	Tree	70 ft	Sun	Medium	Zone 4a
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
crested pricklypoppy Argemone polyanthemos	Wildflower (forb)	3 ft	Sun	Low	Zone 5a
dotted blazing star Liatris punctata	Wildflower (forb)	2 ft	Sun	Medium	Zone 3a
downy paintedcup Castilleja sessiliflora	Wildflower (forb)	1.3 ft	Sun	Low	Zone 3b
eastern gamagrass Tripsacum dactyloides	Grass or grass-like	5 ft	Sun	High	Zone 5a
eastern redcedar Juniperus virginiana	Tree	50 ft	Sun–part shade	Low	Zone 3a
featherplume Dalea formosa	Shrub	3 ft	Sun	Low	Zone 6a
fringeleaf wild petunia Ruellia humilis	Wildflower (forb)	2.6 ft	Shade-tolerant	Low	Zone 4a
golden currant Ribes aureum	Shrub	10 ft	Sun–part shade	Low	Zone 3b
hairy grama Bouteloua hirsuta	Grass or grass-like	6 in	Sun	Low	Zone 3b
heartleaf peppervine Ampelopsis cordata	Vine	2 ft	Shade-tolerant	Medium	Zone 6b
honey mesquite Prosopis glandulosa	Tree	50 ft	Sun	Low	Zone 6a
Indian blanket Gaillardia pulchella	Wildflower (forb)	2 ft	Sun	Medium	Zone 10b
Indianhemp Apocynum cannabinum	Wildflower (forb)	3.3 ft	Sun–part shade	High	Zone 3a
Kentucky coffeetree Gymnocladus dioicus	Tree	100 ft	Sun	Medium	Zone 4a
leadplant Amorpha canescens	Shrub	4 ft	Shade-tolerant	Low	Zone 3b
little barley Hordeum pusillum	Grass or grass-like	1.2 ft	Sun	Medium	Zone 10b
little bluestem Schizachyrium scoparium	Grass or grass-like	3 ft	Sun	Low	Zone 3b
little walnut Juglans microcarpa	Tree	20 ft	Sun	Medium	Zone 7a
littleleaf buttercup Ranunculus abortivus	Wildflower (forb)	2.8 ft	Shade-tolerant	Medium	Zone 3a
Mexican muhly Muhlenbergia mexicana	Grass or grass-like	3 ft	Sun–part shade	Medium	Zone 4a
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
oneseed juniper Juniperus monosperma	Tree	40 ft	Sun	Low	Zone 6a
partridge pea Chamaecrista fasciculata	Wildflower (forb)	2.4 ft	Shade-tolerant	Medium	Zone 7a
pecan Carya illinoinensis	Tree	120 ft	Sun	High	Zone 5a
post oak Quercus stellata	Tree	60 ft	Sun	Medium	Zone 4a
prairie fleabane Erigeron strigosus	Wildflower (forb)	3 ft	Sun	Medium	Zone 4b
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
purple threeawn Aristida purpurea	Grass or grass-like	1.4 ft	Sun	Low	Zone 4a
Rocky Mountain beeplant Cleome serrulata	Wildflower (forb)	3 ft	Sun–part shade	Medium	Zone 12b
roughleaf dogwood Cornus drummondii	Tree	20 ft	Sun–part shade	Low	Zone 4b
saltgrass Distichlis spicata	Grass or grass-like	1.1 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
sand lovegrass Eragrostis trichodes	Grass or grass-like	3.5 ft	Sun	Medium	Zone 5a
sandbar willow Salix interior	Tree	30 ft	Sun	—	Zone 1a
scarlet globemallow Sphaeralcea coccinea	Wildflower (forb)	1.5 ft	Sun	Low	Zone 5a
sideoats grama Bouteloua curtipendula	Grass or grass-like	3 ft	Sun	Medium	Zone 3a
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
spreading yellowcress Rorippa sinuata	Wildflower (forb)	1 ft	Sun	Medium	Zone 3b
sugarberry Celtis laevigata	Tree	80 ft	Shade-tolerant	High	Zone 5a
switchgrass Panicum virgatum	Grass or grass-like	5 ft	Sun	Medium	Zone 3a
upright prairie coneflower Ratibida columnifera	Wildflower (forb)	3.1 ft	Sun	Medium	Zone 3a
Utah sweetvetch Hedysarum boreale	Wildflower (forb)	2 ft	Sun	Medium	Zone 3b
vine mesquite Panicum obtusum	Grass or grass-like	2 ft	Sun–part shade	High	Zone 5a
western wheatgrass Pascopyrum smithii	Grass or grass-like	2 ft	Sun	Medium	Zone 3a
white avens Geum canadense	Wildflower (forb)	3.9 ft	Shade-tolerant	Medium	Zone 4a
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
woolly locoweed Astragalus mollissimus	Wildflower (forb)	2 ft	Sun	Low	Zone 4b
woolly plantain Plantago patagonica	Wildflower (forb)	6 in	Sun	Low	Zone 12b

Other native species recorded here 97

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.

annual buckwheat Eriogonum annuum
azure blue sage Salvia azurea
bastard toadflax Comandra umbellata
bigbract verbena Verbena bracteata
bighead pygmycudweed Evax prolifera
blue wild indigo Baptisia australis
bluejacket Tradescantia ohiensis
bristly scaleseed Spermolepis echinata
camphorweed Heterotheca subaxillaris
Carolina anemone Anemone caroliniana
Carolina canarygrass Phalaris caroliniana
Carolina draba Draba reptans
Carolina larkspur Delphinium carolinianum
Carolina puccoon Lithospermum caroliniense
Carolina woollywhite Hymenopappus scabiosaeus
chairmaker's bulrush Schoenoplectus americanus
Dakota mock vervain Glandularia bipinnatifida
desert biscuitroot Lomatium foeniculaceum
desert goosefoot Chenopodium pratericola
diamond-flowers Stenaria nigricans
downy ragged goldenrod Solidago petiolaris
Drummond's false pennyroyal Hedeoma drummondii
dwarf chinquapin oak Quercus prinoides
Engelmann's daisy Engelmannia peristenia
flatspine stickseed Lappula occidentalis
fragrant sumac Rhus aromatica
green comet milkweed Asclepias viridiflora
groundplum milkvetch Astragalus crassicarpus
heavy sedge Carex gravida
hogwort Croton capitatus
Hopi tea greenthread Thelesperma megapotamicum
inflated narrow-leaf sedge Carex grisea
James' cryptantha Cryptantha cinerea
Jersey tea Ceanothus herbaceus
lacy tansyaster Machaeranthera pinnatifida
lanceleaf fogfruit Phyla lanceolata
lanceleaf sage Salvia reflexa
lemon beebalm Monarda citriodora
licorice bedstraw Galium circaezans
Louisiana broomrape Orobanche ludoviciana
mat sandbur Cenchrus longispinus
meadow garlic Allium canadense
mealy goosefoot Chenopodium incanum
Michaux's stitchwort Minuartia michauxii
narrowleaf four o'clock Mirabilis linearis
narrowleaf purple coneflower Echinacea angustifolia
narrowleaf stoneseed Lithospermum incisum
northern bog violet Viola nephrophylla
Nuttall's sensitive-briar Mimosa nuttallii
plains bluegrass Poa arida
prairie false dandelion Nothocalais cuspidata
prairie groundcherry Physalis hispida
prairie groundsel Packera plattensis
prairie sandmat Chamaesyce missurica
prairie spiderwort Tradescantia occidentalis
prairie sunflower Helianthus petiolaris
queen's-delight Stillingia sylvatica
red lovegrass Eragrostis secundiflora
redseed plantain Plantago rhodosperma
ribseed sandmat Chamaesyce glyptosperma
rush skeletonplant Lygodesmia juncea
sand sagebrush Artemisia filifolia
sandhill amaranth Amaranthus arenicola
scarlet beeblossom Oenothera suffrutescens
Schweinitz's flatsedge Cyperus schweinitzii
shaggy dwarf morning-glory Evolvulus nuttallianus
showy evening primrose Oenothera grandis
silky prairie clover Dalea villosa
silverleaf nightshade Solanum elaeagnifolium
sixweeks fescue Vulpia octoflora
sixweeks threeawn Aristida adscensionis
sleepy silene Silene antirrhina
slender snakecotton Froelichia gracilis
slickseed fuzzybean Strophostyles leiosperma
smallflower fumewort Corydalis micrantha
spotted beebalm Monarda punctata
standing-cypress Ipomopsis rubra
stemless four-nerve daisy Tetraneuris acaulis
stemless Townsend daisy Townsendia exscapa
stiffstem flax Linum rigidum
Texas bluegrass Poa arachnifera
Texas croton Croton texensis
thin paspalum Paspalum setaceum
toothed spurge Euphorbia dentata
tumblegrass Schedonnardus paniculatus
velvetweed Oenothera curtiflora
violet woodsorrel Oxalis violacea
Virginia plantain Plantago virginica
Virginia tephrosia Tephrosia virginiana
warty spurge Euphorbia spathulata
wavyleaf thistle Cirsium undulatum
western tansymustard Descurainia pinnata
white heath aster Symphyotrichum ericoides
white prairie aster Symphyotrichum falcatum
whitemouth dayflower Commelina erecta
winged pigweed Cycloloma atriplicifolium
witchgrass Panicum capillare

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.

common reedPhragmites australis

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, Roger Mills County and Oklahoma
Measure	Roger Mills County	Typical county	Statewide
Native species	171	203	1,513
Garden-ready natives	74	80	535
Tree	22	—	130
Shrub	8	—	63
Wildflower (forb)	106	—	849
Grass or grass-like	31	—	341
Vine	3	—	85
Fern	1	—	45

Neighboring counties

Counties that share a ZIP code with Roger Mills County.

Beckham County, OK 44 garden-ready
Custer County, OK 93 garden-ready
Dewey County, OK 41 garden-ready

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: Roger Mills County (county FIPS 40129), Oklahoma. 171 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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