Flora of Tennessee

Astragalus bibullatus, the limestone glade milkvetch or Pyne's ground plum, is an endangered species of flowering plant that is endemic to the cedar glades of the central basin of Tennessee in the United States. It is found in only eight populations located within a few kilometers of each other in Rutherford County, Tennessee.

Paysonia stonensis (syn. Lesquerella stonensis) is a species of flowering plant in the family Brassicaceae, known by the common name Stones River bladderpod. It is endemic to Tennessee in the United States, where it is limited to Rutherford County. It grows only in the floodplains of the Stones River, and certain tributaries.

Leavenworthia stylosa is a species of flowering plant in the family Brassicaceae known by the common names cedar gladecress or long-styled gladecress. It is found only in the Central Basin of Tennessee, where it grows in cedar glades, ditches, and low-lying fields. It is an annual herb growing up to 3 in (7.6 cm) tall. Leavenworthia stylosa typically blooms from March to May. The flowers are about 1 inch wide and are white or yellow in color with a yellow center. The tips of the petals are notched. Yellow varieties are found more commonly north of Nashville, while white varieties are found

Paysonia perforata, known by the common name Spring Creek bladderpod, is a rare species of flowering plant in the mustard family. It is endemic to Tennessee in the United States, where it is known only from Wilson County. This very rare plant is threatened by the loss and degradation of its habitat. It is federally listed as an endangered species.

Echinacea tennesseensis, also known as the Tennessee coneflower or Tennessee purple coneflower, is a flowering plant in the family Asteraceae, endemic to the cedar glades of the central portion of the U.S. state of Tennessee.

Pityopsis ruthii is a rare species of flowering plant in the family Asteraceae known by the common name Ruth's golden aster. It is endemic to the US state of Tennessee, where it is known only from Polk County. It is threatened by the modification of its habitat. It is a federally listed endangered species.

Symphyotrichum estesii is a species of flowering plant in the family Asteraceae, endemic to Coffee County, Tennessee. Commonly called May Prairie aster and Estes's aster, it is a perennial, herbaceous plant that may reach 30 to 85 centimeters (12 to 33 inches) in height. Its flowers have white ray florets and yellow disk florets. It is named in honor of botanist Dwayne Estes who discovered it in 2008.

Polymnia johnbeckii, commonly called Beck's leafcup, is a species of flowering plant in the family of Asteraceae. It is a perennial forb found in a single state of the United States. It has white/yellow flowers.

Trillium tennesseense, the Tennessee trillium, is a species of flowering plant in the family Melanthiaceae. It is found exclusively within two counties in northeastern Tennessee. Due to its limited range, it is designated as a critically imperiled species.

Crataegus harbisonii is a rare species of hawthorn. Once common in the Nashville area, its population has been reduced significantly in modern times. It is now currently known only from small populations in Davidson and Obion County, Tennessee. This species has been taken into cultivation. It forms a vigorous shrub to 8 m in height with hairy leaves, attractive flowers and round reddish fruit. It is closely related to Crataegus ashei and Crataegus triflora.

Scutellaria montana, with the common names largeflower skullcap, large-flowered skullcap and mountain skullcap, is a perennial forb first described by Alvan Chapman in 1878. This narrowly endemic species is found in the southeastern United States in parts of the Ridge and Valley and Cumberland Plateau Physiographic Provinces. Populations have been documented from four Tennessee counties and nine Georgia counties and is protected under the US Endangered Species act as it is a threatened species. The Latin specific epithet montana refers to mountains or coming from mountains.

Crataegus austromontana, with common name Valley Head hawthorn, is a very rare species of hawthorn that is possibly extinct. It grows as a shrub or tree 4–5 metres (13–16 ft) in height.

Conradina verticillata is a flowering shrub in the mint family, found in the Cumberland Plateau. It is also called Conradina montana, Cumberland rosemary or Cumberland false rosemary. It has been classified as a threatened species under the Endangered Species Act since 1991.

Rugelia nudicaulis (Rugel's Indian plantain or Rugels ragwort), the sole species of the genus Rugelia, blooms in summer. It is a wildflower endemic to higher elevations in the Great Smoky Mountains. It is a rare species in Tennessee. Genetic diversity in this plant, assessed using allozymes, is so low that the species may not survive changing environmental conditions. Both the scientific name and the common names honor Ferdinand Rugel, a botanist and plant collector who collected plant specimens throughout the southeastern United States during the period 1840–1848.

Geum geniculatum is a species of flowering plant in the rose family known by the common name bent avens. It is endemic to the southern Appalachian Mountains in the United States, where it occurs on only five mountains: Grandfather Mountain, Snake Mountain, and Rich Mountain in North Carolina, Roan Mountain straddling the North Carolina-Tennessee border, and Whitetop Mountain in Virginia. Geum geniculatum is a perennial herb growing 50 to 70 cm (20 to 28 in) tall. The three-parted leaves are 1 to 1.5 cm (0.4 to 0.6 in) long. The clustered flowers have white, pinkish, or greenish petals.

Solidago spithamaea is a species of flowering plant in the family Asteraceae known by the common name Blue Ridge goldenrod. It is native to a very small region around the border between North Carolina and Tennessee in the United States. Its three remaining populations are threatened by the loss and degradation of its habitat. It is a federally listed threatened species of the United States. Solidago spithamaea produces one or more stems from an underground rhizome and caudex, and it grows 10 to 40 centimeters (4-14 inches) tall. The plant has an unpleasant scent. The leaves vary in shape and

Solidago glomerata, the clustered goldenrod or skunk goldenrod, is a plant species known only from the mountains of Tennessee and North Carolina. It occurs in spruce woodlands and on rocky outcrops, at elevations over 1500 m (4500 feet) Solidago glomerata has fleshy, rubbery leaves and yellow flower heads born in groups in the axils of the leaves and at the end of the stem.

Solidago arenicola, also referred to as Locust Fork goldenrod, is a rare species of flowering plant in the family Asteraceae (after the type locality, which is alongside the Locust Fork River in Blount County, Alabama). It has been found only in the states of Tennessee and Alabama in the United States. It is endemic to riverside scour areas on the Cumberland Plateau, where it is often locally abundant. Solidago arenicola is a perennial herb reaching as tall as 80cm (32 inches), with a woody underground rhizome. Leaves extend up to 15 cm (8 inches) and are mainly situated on the lower portion

Clematis morefieldii is a rare species of flowering plant in the buttercup family known by the common names Morefield's leather flower and Huntsville vasevine. It is endemic to northern Alabama and southern Tennessee, where it is known from about 22 populations currently, most of which are small. Many of the populations are threatened, and some have been recently extirpated. It is a federally listed endangered species, listed in 1992.

Ageratina luciae-brauniae is a species of flowering plant in the family Asteraceae known by the common names Lucy Braun's snakeroot and rockhouse white snakeroot. It is native to the eastern United States, where it is limited to the Cumberland Plateau of Kentucky and Tennessee. It may also occur in South Carolina but these reports are unconfirmed. This perennial herb grows 30 to 60 centimeters tall. It has oppositely arranged leaves with thin oval or somewhat triangular blades up to 8 centimeters long by 9 wide. The inflorescence is a cluster of flower heads containing white disc florets and

Silphium wasiotense, commonly called Appalachian rosinweed, is a species of flowering plant in the family Asteraceae. It is native eastern to North America, where it is endemic to the Cumberland Plateau of Kentucky and Tennessee. Its natural habitat is in dry open woodlands. It is considered rare throughout its range. Silphium wasiotense is an erect herbaceous perennial. It has large, toothed, persistent basal leaves, and similar cauline leaves which are reduced in size up the stem. Silphium wasiotense can be distinguished from the similar looking Silphium brachiatum and Silphium mohrii by

Geocarpon cumberlandense is a rare species of flowering plant in the pink family known by the common names Cumberland stitchwort and Cumberland sandwort. It is endemic to the Cumberland Plateau near the Big South Fork of the Cumberland River in Tennessee and Kentucky. This rare plant is found only in cool sandstone rock shelters, on the moist sandy cave floors behind the drip line. There are 27 occurrences in Tennessee and one in Kentucky. The plant is a federally listed endangered species. This is a petite perennial herb forming tufts of stems from threadlike taproots. The green stems reach

Carex fumosimontana, the Great Smoky Mountain sedge, is a species of sedge endemic to the Great Smoky Mountains in the southeastern United States. It was first formally described in 2013 by American botanist Dwayne Estes in Brittonia. It is part of the Carex crinita complex within the section Carex sect. Phacocystis. It is a small complex of species characterized in part by their thick, pendulous spikes, rough, three-veined pistillate scales, leaves over 2 mm in width, and ladder-fibrillose sheathes. Carex fumosimontana is most similar to Carex gynandra, but can be distinguished from other

Abies fraseri, commonly known as Fraser's fir, or Fraser fir, is an endangered species of fir native to the Appalachian Mountains of the southeastern United States. It is endemic to the Appalachian Mountains, where it grows in 48 populations on seven montane regions in the range.

Lilium grayi (Gray's lily, orange bell lily, Roan lily) is a perennial plant that is endemic to the eastern US states of North Carolina, Virginia, and Tennessee, growing in moist, acid soil in the Appalachian Mountains on higher elevation meadows, bogs, and seeps. The plant was introduced to Royal Botanic Gardens, Kew in 1890 and was featured in the Kew Bulletin in 1892.

Astragalus tennesseensis is a species of flowering plant in the legume family known by the common name Tennessee milkvetch. It is native to the United States, where it is known from Illinois, Indiana, Tennessee and Alabama. Most of the occurrences are in Tennessee. This plant produces cream-colored flowers in April and May. The seedlings grow slowly and several years pass before the plants reach reproductive maturity. The species is adapted to drought, remaining metabolically active in habitat that is dry over the summer. This plant has been nearly extirpated from Illinois and Indiana, but it

Trillium stamineum, the twisted trillium, also known as the Blue Ridge wakerobin, is a species of flowering plant in the family Melanthiaceae. It is native to the southeastern United States, in Alabama, Mississippi and Tennessee. Its natural habitat is calcareous woodlands.

Trillium simile, the jeweled wakerobin, is a species of flowering plant in the family Melanthiaceae. It is endemic to the southeastern United States. It is also known as sweet white wake-robin, sweet white trillium and confusing trillium.

Trillium decumbens, also known as the decumbent trillium or trailing wakerobin, is a species of flowering plant in the bunchflower family (Melanthiaceae). It is native to the southeastern United States, specifically Tennessee, Georgia, and Alabama, where it grows in mature deciduous woodlands or on open rocky wooded slopes.

Carex misera, the wretched sedge, is a species of flowering plant in the family Cyperaceae, native to high elevations in the southern Appalachians. It is found in about 25 locations growing in seeps and other wet situations on rocky ledges, cliff faces, and balds.