Geobotanically, Arkansas belongs to the

North American Atlantic Region North American Atlantic Region is a floristic region within the Holarctic Kingdom identified by Armen Takhtajan and Robert F. Thorne, spanning from the Atlantic and Gulf coasts to the Great Plains and comprising a major part of the United States a ...

Rare Species

A

Amorpha ouachitensis ''Amorpha ouachitensis'' is an uncommon North American species of flowering plant in the legume family known by the common names Ouachita leadplant, Ouachita Mountain leadplant, Ouachita false indigo, and Ouachita indigobush. It is native to Okl ...

- Ouachita leadplant *

Amorpha paniculata ''Amorpha'' is a genus of plants in the Fabaceae, pea family, Fabaceae. All the species are native to North America, from southern Canada, most of the United States (US), and northern Mexico. They are commonly known as false indigo. The name ''A ...

- Panicled indigobush * Amsonia hubrichtii - Ouachita blue star * Astragalus soxmaniorum - Soxmans' milk-vetch

B

C

* Calamagrostis porteri ssp. insperata - Ofer hollow reed grass *

Calamovilfa arcuata ''Calamovilfa arcuata'', commonly known as Cumberland sandreed, is a species of flowering plant in the grass family. It is native to the southeastern United States, where it is found in river scour zones. Due to its specialized habitat, it has a ...

- 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 ''Carex' ...

- Epiphytic sedge *

Carex latebracteata ''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 ''Carex'' ...

- 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 ''Carex' ...

- 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 ''Delphinium'' is a genus of about 300 species of annual and perennial flowering plants in the family Ranunculaceae, native throughout the Northern Hemisphere and also on the high mountains of tropical Africa. The genus was erected by Carl Linn ...

- Moore's larkspur *

Delphinium treleasei ''Delphinium'' is a genus of about 300 species of annual and perennial flowering plants in the family Ranunculaceae, native throughout the Northern Hemisphere and also on the high mountains of tropical Africa. The genus was erected by Carl Linn ...

- Trelease's larkspur * Dodecatheon frenchii - French's shootingstar *

Draba aprica ''Draba'' is a large genus of flowering plants in the family Brassicaceae, commonly known as whitlow-grasses (though they are not related to the true grasses). Species There are over 400 species: *'' Draba abajoensis'' Windham & Al-Shehbaz *'' ...

- 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 conf ...

E

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

F

Fothergilla major ''Fothergilla major'', the large witch alder or mountain witch alder, is a species of flowering plant in the genus ''Fothergilla'', family Hamamelidaceae, that is native to woodland and swamps in the Allegheny Mountains and southern Appalachian M ...

- Witch-alder

G

* Galium arkansanum - A bedstraw

H

Hamamelis vernalis ''Hamamelis vernalis'', the Ozark witchhazel (or witch-hazel) is a species of flowering plant in the witch-hazel family Hamamelidaceae, native to the Ozark Plateau in central North America, in Missouri, Oklahoma, and Arkansas. It is a large decid ...

- Ozark Witch Hazel * Harperella nodosa (syn. ''Ptilimnium nodosum'') - Harperella *

Helianthus occidentalis ssp. plantagineus ''Helianthus'' () is a genus comprising about 70 species of annual and perennial flowering plants in the daisy family Asteraceae commonly known as sunflowers. Except for three South American species, the species of ''Helianthus'' are native to N ...

- Shinner's sunflower * Heuchera villosa var. arkansana - Arkansas alumroot *

Houstonia ouachitana ''Houstonia ouachitana'', the Ouachita bluet, is a species of plants in the Rubiaceae, coffee family. It is endemic to the Ouachita Mountains of Arkansas and Oklahoma. It is an herb up to 20 cm tall, with lanceloate basal leaves and narrowly ...

- Ouachita bluet * Hydrophyllum brownei - Browne's waterleaf

I

J

K

L

* Leitneria floridana - Corkwood *

Liatris squarrosa var. compacta ''Liatris'' (), commonly known as gayfeather and blazing star. is a genus of flowering plants in the tribe Eupatorieae within the family Asteraceae native to North America (Canada, United States, Mexico and the Bahamas). Some species are used ...

- A blazing star *

Lobelia siphilitica ''Lobelia siphilitica'', the great blue lobelia, great lobelia, or blue cardinal flower, is a plant species within the family Campanulaceae. It is an herbaceous perennial dicot native to eastern and central Canada and United States. There are t ...

- Great Blue Lobelia * Lysimachia quadriflora

M

Mespilus canescens ''Mespilus canescens'', commonly known as Stern's medlar, is a large shrub or small tree, recently discovered in Prairie County, Arkansas, United States, and formally named in 1990. It is a critically endangered endemic species, with only 25 plan ...

- Stern's medlar * Minuartia godfreyi - Godfrey's sandwort

N

Neviusia alabamensis ''Neviusia alabamensis'', the Alabama snow-wreath, is a small shrub which is native to the Southeastern United States. ''Neviusia alabamensis'' is considered rare throughout its range. It is found in widely scatted populations from northwestern ...

- 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. ; Species Quercus acerifolia ''Quercus acerifolia'' (also called maple-leaf oak) is a rare North American species of oak in the red oak section of ''Quercus'' (known as ''Lobatae''). It is endemic to just four locations within the Ouachita Mountains of the State of Arkansas. ...

- Maple-leaved oak *

Quercus arkansana ''Quercus arkansana'', the Arkansas oak, is a species of oak tree. It is native to the southeastern United States (eastern Texas, southern Arkansas, Louisiana, Mississippi, Alabama, Georgia, and the Florida Panhandle). It is threatened by use of ...

- Arkansas oak

R

S

Schisandra glabra ''Schisandra glabra'', the bay star-vine, is the only American species of this primarily Asian genus. It is native to the southeastern United States and northern Mexico. It grows in Louisiana, eastern Arkansas, southwestern Tennessee, Mississippi ...

- Climbing magnolia * Schoenolirion wrightii - Texas sunnybell * Scutellaria bushii - Bush's skullcap * 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 Ar ...

- 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 ''Trillium viridescens'', also known as the Ozark trillium or tapertip wakerobin, is a species of flowering plant in the family Melanthiaceae. It is found in parts of Arkansas, Missouri, Oklahoma, Kansas, Texas and Louisiana. It usually grows in ...

- Ozark trillium

U

V

Valerianella nuttallii ''Valerianella nuttallii'', or Nuttall's cornsalad, is a small dicot annual plant of the family Caprifoliaceae which can be found growing within the United States in areas of Oklahoma and Arkansas. References

Flora of the United States V ...

- Nuttall corn-salad * Valerianella palmeri - Palmer's corn-salad *

Valerianella ozarkana ''Valerianella ozarkana'' is a species of flowering plant in the Caprifoliaceae, honeysuckle family known by the common names Benjamin Franklin bush or Ozark cornsalad. It is found in Arkansas, Missouri and Oklahoma in the United States. Referen ...

- Ozark corn-salad *

Vernonia arkansana ''Vernonia arkansana'' (also known as Arkansas ironweed and great ironweed) is a species of perennial plant from family Asteraceae found in south-central United States. The plant is high and wide. The flowers bloom from August to September and ...

- Arkansas ironweed * Vernonia lettermannii - Narrowleaf ironweed

W

X

Y

Z

Common Trees

Pinus echinata ''Pinus echinata'', the shortleaf pine, is a species of pine native to the southeastern United States. Description The tree is variable in form, sometimes straight, sometimes crooked, with an irregular crown. The tree reaches heights of with a ...

- 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 accep ...

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 to ...

- Black Walnut * Carya ovata - Shagbark Hickory *Other

Carya Hickory is a common name for trees composing the genus ''Carya'', which includes around 18 species. Five or six species are native to China, Indochina, and India (Assam), as many as twelve are native to the United States, four are found in Mexi ...

species also common *

Betula nigra ''Betula nigra'', the black birch, river birch or water birch, is a species of birch native to the Eastern United States from New Hampshire west to southern Minnesota, and south to northern Florida and west to Texas. It is one of the few heat-tol ...

- 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 albidum'' (sassafras, white sassafras, red sassafras, or silky sassafras) is a species of ''Sassafras'' native to eastern North America, from southern Maine and southern Ontario west to Iowa, and south to central Florida and eastern T ...

- 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 temper ...

- 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 ''Malus sylvestris'', the European crab apple, is a species of the genus ''Malus'', native to Europe. Its scientific name means "forest apple" and the truly wild tree has thorns. Description Wild apple has an expanded crown and often appears mor ...

- Common Apple (Arkansas State Flower is the Apple Blossom) *

Acer negundo ''Acer negundo'', the box elder, boxelder maple, Manitoba maple or ash-leaved maple, is a species of maple native to North America. It is a fast-growing, short-lived tree with opposite, compound leaves. It is sometimes considered a weedy or inv ...

- Box Elder * Acer species - Maples *

Cornus florida ''Cornus florida'', the flowering dogwood, is a species of flowering tree in the family Cornaceae native to eastern North America and northern Mexico. An endemic population once spanned from southernmost coastal Maine south to northern 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 a ...

- 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 so ...

- 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 Eas ...

species also common *

Diospyros virginiana ''Diospyros virginiana'' is a persimmon species commonly called the American persimmon, common persimmon, eastern persimmon, simmon, possumwood, possum apples, or sugar plum. It ranges from southern Connecticut to Florida, and west to Texas, ...

- 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 virginiana'', commonly called bitter-berry, chokecherry, Virginia bird cherry, and western chokecherry (also black chokecherry for ''P. virginiana'' var. ''demissa''), is a species of bird cherry (''Prunus'' subgenus ''Padus'') nat ...

Prunus americana ''Prunus americana'', commonly called the American plum, wild plum, or Marshall's large yellow sweet plum, is a species of ''Prunus'' native to North America from Saskatchewan and Idaho south to New Mexico and east to Québec, Maine and Florida ...

- Wild Plum *Other

Prunus ''Prunus'' is a genus of trees and shrubs, which includes (among many others) the fruits plums, cherries, peaches, nectarines, apricots, and almonds. Native to the North American temperate regions, the neotropics of South America, and the p ...

species also common *Ulmus alata - Winged Elm *

Ulmus americana ''Ulmus americana'', generally known as the American elm or, less commonly, as the white elm or water elm, is a species of elm native to eastern North America, naturally occurring from Nova Scotia west to Alberta and Montana, and south to Flor ...

- American Elm *Other

Ulmus Elms are deciduous and semi-deciduous trees comprising the flowering plant genus ''Ulmus'' in the plant family Ulmaceae. They are distributed over most of the Northern Hemisphere, inhabiting the temperate and tropical-montane regions of Nor ...

species also common *Salix nigra - Black Willow

Common Shrubs

Euonymus ''Euonymus'' is a genus of flowering plants in the staff vine family, Celastraceae. Common names vary widely among different species and between different English-speaking countries, but include spindle (or spindle tree), burning-bush, strawb ...

- Euonymus, Marble Queen *

Rubus ''Rubus'' is a large and diverse genus of flowering plants in the rose family, Rosaceae, subfamily Rosoideae, with over 1,350 species. Raspberries, blackberries, and dewberries are common, widely distributed members of the genus. Most of these ...

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, G ...

species - Wild roses *Sambucus species -

Elderberries ''Sambucus'' is a genus of flowering plants in the family Adoxaceae. The various species are commonly called elder or elderberry. The genus was formerly placed in the honeysuckle family, Caprifoliaceae, but was reclassified as Adoxaceae due to ge ...

{{Flora_of_the_United_States_by_political_division

Flora Flora is all the plant life present in a particular region or time, generally the naturally occurring (indigenous) native plants. Sometimes bacteria and fungi are also referred to as flora, as in the terms '' gut flora'' or '' skin flora''. E ...

Arkansas, List L