Flora of Arkansas

Geobotanically, Arkansas belongs to the North American Atlantic Region.

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Rare Species

A

• Amorpha ouachitensis - Ouachita leadplant
• Amorpha paniculata - Panicled indigobush
• Amsonia hubrichtii - Ouachita blue star

• Astragalus soxmaniorum - Soxmans' milk-vetch

C

• Calamagrostis porteri ssp. insperata - Ofer hollow reed grass
• Calamovilfa arcuata - A sandgrass
• Carex decomposita - Epiphytic sedge
• Carex latebracteata - Waterfall's sedge
• Carex shinnersii - Shinner's sedge
• Carex timida - A sedge
• Castanea pumila var. ozarkensis - Ozark chinquapin
• Chelone obliqua var. speciosa - Rose turtlehead
• Cyperus grayoides - Umbrella sedge
• Cypripedium kentuckiense - Southern lady's-slipper

D

• Delphinium newtonianum - Moore's larkspur
• Delphinium treleasei - Trelease's larkspur
• Dodecatheon frenchii - French's shootingstar
• Draba aprica - Open-ground whitlow-grass
• Datura

E

• Echinacea paradoxa - Bush's yellow coneflower
• Echinacea sanguinea - A coneflower
• Eriocaulon koernickianum - Dwarf pipewort

F

• Fothergilla major - Witch-alder

G

• Galium arkansanum - A bedstraw

H

• Helianthus occidentalis ssp. plantagineus - Shinner's sunflower
• Heuchera villosa var. arkansana - Arkansas alumroot
• Houstonia ouachitana - Ouachita bluet
• Hydrophyllum brownei - Browne's waterleaf

L

• Leitneria floridana - Corkwood
• Liatris squarrosa var. compacta - A blazing star

M

• Mespilus canescens - Stern's medlar
• Minuartia godfreyi - Godfrey's sandwort

N

• Neviusia alabamensis - Alabama snow-wreath

O

• Oenothera heterophylla ssp. orientalis - An evening primrose
• Oenothera pilosella ssp. sessilis - Prairie evening primrose

P

• Polymnia cossatotensis - Cossatot leafcup
• Ptilimnium nodosum - Harperella

Q

• Quercus acerifolia - Maple-leaved oak
• Quercus arkansana - Arkansas oak

S

• Schisandra glabra - Climbing magnolia
• Schoenolirion wrightii - Texas sunnybell
• Scutellaria bushii - Bush's skullcap
• Silene ovata - Ovate-leaf catchfly
• Silene regia - Royal catchfly
• Solidago ouachitensis - Ouachita goldenrod
• Streptanthus maculatus ssp. obtusifolius - A twistflower
• Streptanthus squamiformis - A twistflower

T

• Thalictrum arkansanum - Arkansas meadow-rue
• Tradescantia longipes - Dwarf spiderwort
• Tradescantia ozarkana - Ozark spiderwort
• Trillium pusillum var. ozarkanum - Ozark least trillium
• Trillium viridescens - Ozark trillium

V

• Valerianella nuttallii - Nuttall corn-salad
• Valerianella palmeri - Palmer's corn-salad
• Valerianella ozarkana - Ozark corn-salad
• Vernonia lettermannii - Narrowleaf ironweed

Common Trees

• Pinus echinata - Shortleaf Pine
• Other Pinus species also common
• Juglans nigra - Black Walnut
• Carya ovata - Shagbark Hickory
• Other Carya species also common
• Betula nigra - River Birch
• Quercus alba - White Oak
• Other Quercus species also common
• Sassafras albidum - Sassafras
• Liquidambar styraciflua - Sweetgum
• Platanus occidentalis - American Sycamore
• Malus sylvestris - Common Apple (Arkansas State Flower is the Apple Blossom)
• Acer negundo - Box Elder
• Acer species - Maples
• Cornus florida - Flowering Dogwood
• Juniperus virginiana - Eastern Redcedar
• Rhus glabra - Smooth Sumac
• Other Rhus species also common
• Diospyros virginiana - American Persimmon
• Prunus serotina - Black Cherry
• Prunus virginiana - Chokecherry
• Prunus americana - Wild Plum
• Other Prunus species also common
• Ulmus alata - Winged Elm
• Ulmus americana - American Elm
• Other Ulmus species also common
• Salix nigra - Black Willow

Common Shrubs

• Euonymus - Euonymus, Marble Queen
• Rubus species - Brambles, Blackberries, Dewberries
• Rhus species - Sumacs
• Rosa species - Wild roses
• Sambucus species - Elderberries

Flora of the United States by political division States Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware Florida Georgia Hawaii Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania Rhode Island South Carolina South Dakota Tennessee Texas Utah Vermont Virginia Washington West Virginia Wisconsin Wyoming Federal district Washington, D.C. Insular areas American Samoa Guam Northern Mariana Islands Puerto Rico U.S. Virgin Islands