Plants of Oklahoma
The plants most often spotted in Oklahoma, ranked by recent research-grade observations.
Most-observed plants in Oklahoma
silverleaf nightshade
Solanum elaeagnifolium
3,644 observations · iNaturalist
green antelopehorns
Asclepias viridis
3,317 observations
eastern redcedar
Juniperus virginiana
3,174 observations
Texas Paintbrush
Castilleja indivisa
3,054 observations · iNaturalist
eastern redbud
Cercis canadensis
2,388 observations
firewheel
Gaillardia pulchella
2,312 observations
American pokeweed
Phytolacca americana
2,178 observations
henbit deadnettle
Lamium amplexicaule
2,116 observations · iNaturalist
lace hedgehog cactus
Echinocereus reichenbachii
2,050 observations
common yarrow
Achillea millefolium
2,049 observations
Osage-orange
Maclura pomifera
2,031 observations
white clover
Trifolium repens
1,913 observations
Amur honeysuckle
Lonicera maackii
1,876 observations
Pinkladies
Oenothera speciosa
1,723 observations
Virginia creeper
Parthenocissus quinquefolia
1,681 observations
buttonbush
Cephalanthus occidentalis
1,671 observations
crowpoison
Nothoscordum bivalve
1,588 observations
eastern poison ivy
Toxicodendron radicans
1,553 observations
honey mesquite
Neltuma glandulosa
1,547 observations · iNaturalist
upright prairie coneflower
Ratibida columnifera
1,509 observations
saw greenbrier
Smilax bona-nox
1,488 observations · iNaturalist
giant ragweed
Ambrosia trifida
1,485 observations
coralberry
Symphoricarpos orbiculatus
1,481 observations · iNaturalist
Virginia Springbeauty
Claytonia virginica
1,476 observations
American basketflower
Plectocephalus americanus
1,431 observations · iNaturalist
Western Soapberry
Sapindus drummondii
1,413 observations · iNaturalist
Redstem Stork's-bill
Erodium cicutarium
1,373 observations · iNaturalist
Spanish Gold
Grindelia ciliata
1,358 observations · iNaturalist
Johnson grass
Sorghum halepense
1,357 observations
Field madder
Sherardia arvensis
1,347 observations · iNaturalist
Antelopehorn Milkweed
Asclepias asperula
1,341 observations · iNaturalist
American trumpet vine
Campsis radicans
1,322 observations
American persimmon
Diospyros virginiana
1,320 observations
blackjack oak
Quercus marilandica
1,293 observations
Eastern Cottonwood
Populus deltoides
1,285 observations
river oats
Chasmanthium latifolium
1,285 observations
Chinese privet
Ligustrum sinense
1,278 observations · iNaturalist
snow-on-the-mountain
Euphorbia marginata
1,271 observations
smooth sumac
Rhus glabra
1,240 observations
roughleaf dogwood
Cornus drummondii
1,232 observations · iNaturalist
Buffalo Gourd
Cucurbita foetidissima
1,210 observations · iNaturalist
Common Sunflower
Helianthus annuus
1,169 observations
lemon beebalm
Monarda citriodora
1,159 observations
Japanese honeysuckle
Lonicera japonica
1,153 observations
buffalo-bur
Solanum rostratum
1,145 observations · iNaturalist
plains coreopsis
Coreopsis tinctoria
1,137 observations
purple passionflower
Passiflora incarnata
1,130 observations
Bitterweed
Helenium amarum
1,114 observations
field bindweed
Convolvulus arvensis
1,111 observations
American germander
Teucrium canadense
1,065 observations · iNaturalist