Geobotanically, Arkansas belongs to the North American Atlantic Region.

Rare Species

A

* Amorpha ouachitensis - Ouachita leadplant * Amorpha paniculata - Panicled indigobush *

Amsonia hubrichtii ''Amsonia hubrichtii'', commonly known as Hubricht's bluestar, Arkansas bluestar, or thread-leaf bluestar, is a North American species of perennial flowering plant in the Apocynaceae (dogbane) family, first described in 1943. It is native to Okla ...

- Ouachita blue star * Astragalus soxmaniorum - Soxmans' milk-vetch

B

C

* Calamagrostis porteri ssp. insperata - Ofer hollow reed grass * Calamovilfa arcuata - A sandgrass *

Carex decomposita ''Carex'' is a vast genus of more than 2,000 species of grass-like plants in the family Cyperaceae, commonly known as sedges (or seg, in older books). Other members of the family Cyperaceae are also called sedges, however those of genus ''Car ...

- Epiphytic sedge * Carex latebracteata - Waterfall's sedge *

Carex shinnersii ''Carex shinnersii'' is a species of sedge described in 2001. It is native to North America, found in Arkansas, Kansas, Oklahoma, and Texas. The species is named for Lloyd Herbert Shinners Lloyd Herbert Shinners (September 22, 1918 – Febru ...

- Shinner's sedge *

Carex timida ''Carex'' is a vast genus of more than 2,000 species of grass-like plants in the family Cyperaceae, commonly known as sedges (or seg, in older books). Other members of the family Cyperaceae are also called sedges, however those of genus ''Car ...

- A sedge * Castanea pumila var. ozarkensis - Ozark chinquapin * Chelone obliqua var. speciosa - Rose turtlehead *

Cunila origanoides ''Cunila origanoides'', with the common names stone mint, frost mint, dittany, and American dittany, is a perennial late-summer-flowering subshrub with small purple flowers that is native to the central and eastern United States. It belongs to ...

- American dittany, mountain oregano * 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 ''Datura'' is a genus of nine species of highly poisonous, vespertine-flowering plants belonging to the nightshade family Solanaceae. They are commonly known as thornapples or jimsonweeds, but are also known as devil's trumpets (not to be con ...

E

Echinacea paradoxa ''Echinacea paradoxa'', the yellow coneflower, Bush's purple coneflower,''Echinacea paradoxa''
U ...

- Bush's yellow coneflower *

Echinacea sanguinea ''Echinacea sanguinea'', the sanguine purple coneflower, is a herbaceous perennial native to open sandy fields and open pine woods and prairies in eastern Texas, southeastern Oklahoma, Louisiana, and southwestern Arkansas. It is the southernmost ...

- A coneflower *

Eriocaulon koernickianum ''Eriocaulon koernickianum'', common names dwarf pipewort or gulf pipewort, is a plant species native to Oklahoma, Arkansas, Georgia and Texas Texas (, ; Spanish language, Spanish: ''Texas'', ''Tejas'') is a state in the South Central Un ...

- Dwarf pipewort

F

* Fothergilla major - Witch-alder

G

Galium arkansanum ''Galium arkansanum'', the Arkansas bedstraw, is a plant species in the Rubiaceae. It is native to the Ozark and Ouachita Mountains of Missouri, Arkansas and Oklahoma Oklahoma (; Choctaw language, Choctaw: ; chr, ᎣᎧᎳᎰᎹ, ''Oka ...

- A bedstraw

H

* Hamamelis vernalis - Ozark Witch Hazel *

Harperella nodosa ''Harperella'' is a monotypic genus of flowering plants in the family Apiaceae. Its only species is ''Harperella nodosa'' (synonym ''Ptilimnium nodosum''), known as piedmont mock bishopweed and harperella. It is native to riparian environments in t ...

(syn. ''Ptilimnium nodosum'') - Harperella * Helianthus occidentalis ssp. plantagineus - Shinner's sunflower * Heuchera villosa var. arkansana - Arkansas alumroot *

Houstonia ouachitana ''Houstonia ouachitana'', the Ouachita bluet, is a species of plants in the coffee family. It is endemic to the Ouachita Mountains of Arkansas and Oklahoma Oklahoma (; Choctaw language, Choctaw: ; chr, ᎣᎧᎳᎰᎹ, ''Okalahoma'' ) ...

- Ouachita bluet *

Hydrophyllum brownei ''Hydrophyllum brownei'', or Browne's waterleaf, is a rare North American plant species found only in the Ouachita Mountains in Arkansas. It grows in forested hillsides above the Cossatot River in Howard County, as well as in Polk and Garland ...

- Browne's waterleaf

I

J

K

L

Leitneria floridana ''Leitneria floridana'' (corkwood), the sole species in the genus ''Leitneria'', is a deciduous dioecious shrub or small tree, found only in the southern United States states of Arkansas, Florida, Georgia, Missouri and Texas. It grows ...

- Corkwood * Liatris squarrosa var. compacta - A blazing star * Lobelia siphilitica - Great Blue Lobelia *

Lysimachia quadriflora ''Lysimachia quadriflora'', the fourflower yellow loosestrife, is a species of herbaceous plant in the family Primulaceae. It native to the eastern United States and Canada. Description ''Lysimachia quadriflora'' is an erect branched forb growin ...

M

* Mespilus canescens - Stern's medlar *

Minuartia godfreyi ''Minuartia'' is a genus of flowering plants commonly known as sandworts in the family Caryophyllaceae. Minuartias are small annual or perennial plants which grow in otherwise inhospitable conditions such as on rocky ledges and in stony soi ...

- 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 ''Polymnia'' is a genus of American plants in the sunflower family. It is the only genus in the tribe ''Polymnieae''. Several species are known by the common name leafcup. ; SpeciesQuercus acerifolia - Maple-leaved oak * Quercus arkansana - Arkansas oak

R

S

* Schisandra glabra - Climbing magnolia *

Schoenolirion wrightii ''Schoenolirion wrightii'', known as Texas sunnybell, is a species of flowering plant in the Agave subfamily. It is native to the southern United States, in Texas, Louisiana, Arkansas, and Alabama. Texas sunnybell produces vertical rootstocks to ...

- Texas sunnybell *

Scutellaria bushii ''Scutellaria'' is a genus of flowering plants in the mint family, Lamiaceae. They are known commonly as skullcaps. The generic name is derived from the Latin ''scutella'', meaning "a small dish, tray or platter",Silene ovata - Ovate-leaf catchfly *

Silene regia ''Silene regia'' is a species of flowering plant in the family Caryophyllaceae known by the common name royal catchfly. It is native to the central United States.Solidago ouachitensis ''Solidago ouachitensis'' is a North American species of flowering plants in the family Asteraceae known by the common name Ouachita Mountain goldenrod. It has a very limited range, found only in the Ouachita Mountains along the border between ...

- 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

U

V

* Valerianella nuttallii - Nuttall corn-salad *

Valerianella palmeri ''Valerianella ozarkana'' is a species of flowering plant in the honeysuckle family The Caprifoliaceae or honeysuckle family is a clade of dicotyledonous flowering plants consisting of about 860 species, in 33, to 42 genera, with a nearly cos ...

- Palmer's corn-salad * Valerianella ozarkana - Ozark corn-salad * Vernonia arkansana - Arkansas ironweed *

Vernonia lettermannii ''Vernonia lettermannii'', the narrowleaf ironweed, is a plant species known only from Arkansas and Oklahoma. It grows on floodplains and terraces at elevations of . ''Vernonia lettermannii'' is a perennial herb up to tall. Leaves are filiform ...

- Narrowleaf ironweed

W

X

Y

Z

Common Trees

* Pinus echinata - Shortleaf Pine *Other

Pinus A pine is any conifer tree or shrub in the genus ''Pinus'' () of the family Pinaceae. ''Pinus'' is the sole genus in the subfamily Pinoideae. The World Flora Online created by the Royal Botanic Gardens, Kew and Missouri Botanical Garden a ...

species also common *

Juglans nigra ''Juglans nigra'', the eastern American black walnut, is a species of deciduous tree in the walnut family, Juglandaceae, native to North America. It grows mostly in riparian zones, from southern Ontario, west to southeast South Dakota, south t ...

- Black Walnut *

Carya ovata ''Carya ovata'', the shagbark hickory, is a common hickory in the Eastern United States and southeast Canada. It is a large, deciduous tree, growing well over tall, and can live more than 350 years. The tallest measured shagbark, located in S ...

- Shagbark Hickory *Other Carya species also common * Betula nigra - River Birch *

Quercus alba An oak is a tree or shrub in the genus ''Quercus'' (; Latin "oak tree") of the beech family, Fagaceae. There are approximately 500 extant species of oaks. The common name "oak" also appears in the names of species in related genera, notably ...

- White Oak *Other

Quercus An oak is a tree or shrub in the genus ''Quercus'' (; Latin "oak tree") of the beech family, Fagaceae. There are approximately 500 extant species of oaks. The common name "oak" also appears in the names of species in related genera, notably ' ...

species also common * Sassafras albidum - Sassafras *

Liquidambar styraciflua American sweetgum (''Liquidambar styraciflua''), also known as American storax, hazel pine, bilsted, redgum, satin-walnut, star-leaved gum, alligatorwood, or simply sweetgum, is a deciduous tree in the genus '' Liquidambar'' native to warm temp ...

- Sweetgum *

Platanus occidentalis ''Platanus occidentalis'', also known as American sycamore, American planetree, western plane, occidental plane, buttonwood, and water beech, is a species of ''Platanus'' native to the eastern and central United States, the mountains of northeas ...

- American Sycamore * Malus sylvestris - Common Apple (Arkansas State Flower is the Apple Blossom) * Acer negundo - Box Elder *

Acer Acer may refer to: * ''Acer'' (plant), the genus of trees and shrubs commonly known as maples * Acer Inc., a computer company in Taiwan ** Acer Laboratories Incorporated, a subsidiary company of Acer, Inc., that designs and manufactures integrate ...

species - Maples * Cornus florida - Flowering Dogwood *

Juniperus virginiana ''Juniperus virginiana'', also known as red cedar, eastern red cedar, Virginian juniper, eastern juniper, red juniper, and other local names, is a species of juniper native to eastern North America from southeastern Canada to the Gulf of Mexico ...

- Eastern Redcedar *

Rhus glabra ''Rhus glabra'', the smooth sumac, (also known as white sumac, upland sumac, or scarlet sumac) is a species of sumac in the family Anacardiaceae, native to North America, from southern Quebec west to southern British Columbia in Canada, and sou ...

- Smooth Sumac *Other

Rhus Sumac ( or ), also spelled sumach, is any of about 35 species of flowering plants in the genus ''Rhus'' and related genera in the cashew family (Anacardiaceae). Sumacs grow in subtropical and temperate regions throughout the world, including Ea ...

species also common * Diospyros virginiana - American Persimmon *

Prunus serotina ''Prunus serotina'', commonly called black cherry,World Economic Plants: A Standard Reference, Second Edition'. CRC Press; 19 April 2016. . p. 833–. wild black cherry, rum cherry, or mountain black cherry, is a deciduous tree or shrub of the g ...

- Black Cherry *Prunus virginiana - Chokecherry * Prunus americana - Wild Plum *Other Prunus species also common *Ulmus alata -

Winged Elm ''Ulmus alata'', the winged elm or wahoo, is a small- to medium-sized deciduous tree endemic to the woodlands of the southeastern and south-central United States. The species is tolerant of a wide range of soils, and of ponding, but is the leas ...

* Ulmus americana - American Elm *Other Ulmus species also common *Salix nigra - Black Willow

Common Shrubs

* Euonymus - Euonymus, Marble Queen * Rubus species - Brambles, Blackberries, Dewberries *

species - Sumacs *

Rosa Rosa or De Rosa may refer to: People *Rosa (given name) *Rosa (surname) * Santa Rosa (female given name from Latin-a latinized variant of Rose) Places * 223 Rosa, an asteroid * Rosa, Alabama, a town, United States *Rosa, Germany, in Thuringia, ...

species - Wild roses *Sambucus species - Elderberries {{Flora_of_the_United_States_by_political_division

Flora Flora (: floras or florae) is all the plant life present in a particular region or time, generally the naturally occurring (indigenous (ecology), indigenous) native plant, native plants. The corresponding term for animals is ''fauna'', and for f ...

Arkansas, List L