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Plants of Oklahoma

The plants most often spotted in Oklahoma, ranked by recent research-grade observations.

86,356
recent observations
50
species listed
50
plants

Naturalists have logged 86,356 research-grade observations across the 50 most-recorded species in Oklahoma. The most frequently seen is the Silverleaf Nightshade, with 3,858 recorded sightings.

Most-observed plants in Oklahoma

Silverleaf Nightshade
Solanum elaeagnifolium
3,858 observations · iNaturalist
Green Antelopehorns
Asclepias viridis
3,527 observations
Eastern Redcedar
Juniperus virginiana
3,366 observations
Texas Paintbrush
Castilleja indivisa
3,089 observations · iNaturalist
Eastern Redbud
Cercis canadensis
2,451 observations
Firewheel
Gaillardia pulchella
2,373 observations
American Pokeweed
Phytolacca americana
2,371 observations
Henbit Deadnettle
Lamium amplexicaule
2,141 observations · iNaturalist
Lace Hedgehog Cactus
Echinocereus reichenbachii
2,132 observations
Osage-orange
Maclura pomifera
2,119 observations
Common Yarrow
Achillea millefolium
2,081 observations
White Clover
Trifolium repens
1,979 observations
Amur Honeysuckle
Lonicera maackii
1,903 observations
Buttonbush
Cephalanthus occidentalis
1,861 observations
Pinkladies
Oenothera speciosa
1,751 observations
Virginia Creeper
Parthenocissus quinquefolia
1,746 observations
Eastern Poison Ivy
Toxicodendron radicans
1,626 observations
Honey Mesquite
Neltuma glandulosa
1,623 observations · iNaturalist
Crowpoison
Nothoscordum bivalve
1,612 observations
Saw Greenbrier
Smilax bona-nox
1,597 observations · iNaturalist
Giant Ragweed
Ambrosia trifida
1,583 observations
Upright Prairie Coneflower
Ratibida columnifera
1,548 observations
Western Soapberry
Sapindus drummondii
1,535 observations · iNaturalist
Johnson Grass
Sorghum halepense
1,530 observations
Spanish Gold
Grindelia ciliata
1,520 observations · iNaturalist
Coralberry
Symphoricarpos orbiculatus
1,493 observations · iNaturalist
Virginia Springbeauty
Claytonia virginica
1,478 observations
American Basketflower
Plectocephalus americanus
1,459 observations · iNaturalist
River Oats
Chasmanthium latifolium
1,432 observations
American Trumpet Vine
Campsis radicans
1,429 observations
Snow-on-the-mountain
Euphorbia marginata
1,425 observations
Antelopehorn Milkweed
Asclepias asperula
1,408 observations · iNaturalist
Eastern Cottonwood
Populus deltoides
1,405 observations
American Persimmon
Diospyros virginiana
1,397 observations
Redstem Stork's-bill
Erodium cicutarium
1,380 observations · iNaturalist
Black-eyed Susan
Rudbeckia hirta
1,366 observations
Field Madder
Sherardia arvensis
1,353 observations · iNaturalist
Blackjack Oak
Quercus marilandica
1,335 observations
Purple Passionflower
Passiflora incarnata
1,320 observations
Chinese Privet
Ligustrum sinense
1,302 observations
Smooth Sumac
Rhus glabra
1,286 observations
Plains Coreopsis
Coreopsis tinctoria
1,271 observations
Buffalo Gourd
Cucurbita foetidissima
1,270 observations · iNaturalist
Roughleaf Dogwood
Cornus drummondii
1,266 observations · iNaturalist
Carolina Snailseed
Nephroia carolina
1,253 observations · iNaturalist
Common Sunflower
Helianthus annuus
1,241 observations
Japanese Honeysuckle
Lonicera japonica
1,241 observations
Buffalo-bur
Solanum rostratum
1,232 observations · iNaturalist
Bitterweed
Helenium amarum
1,211 observations
Late Boneset
Eupatorium serotinum
1,181 observations · iNaturalist

Built from recent research-grade iNaturalist observations. Identifications are community-sourced and may occasionally be wrong, and the ranking reflects where people record and photograph wildlife, so a species seen often here is not necessarily rare elsewhere. Some plants and animals are only out in certain seasons. Treat this as a lively snapshot of what people are finding, not a formal checklist.

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