James Scott Pringle

Gentiana puberulenta, the downy gentian or prairie gentian. is a branchless perennial plant of the Gentianaceae family native to North America. It is about ¾–1½' tall, with bright blue to deep blue-violet bell-shaped, upright, five-lobed flowers measuring 1½ to 2¼ inches across when fully open. Flowers grow in clusters of 1–8 at the apex of the plant. Lanceolate, sessile, glossy leaves up to 3" long and 1¼" across are arranged oppositely along the central stem, except at the apex where they grow in whorls of 3–7. Gentiana puberulenta grows in dry upland prairies and woods and rocky open

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Sabatia arkansana, commonly known as Pelton's rose gentian, is an herbaceous annual in the gentian family. It was discovered in 2001 in several glades of the Ouachita Mountains in Saline County, Arkansas by John Pelton, a retired mechanic turned amateur photographer and naturalist. It is known only from two locations in this county and is considered critically imperiled as a result of the presence of nearby housing developments and due to the absence of a fire regime. In summer it shows attractive rose-purple flowers.

Gentiana austromontana, the Appalachian gentian, is a 1–2 ft (30–61 cm) tall flowering plant in the Gentianaceae family. It is native to the southern Appalachians of West Virginia, Virginia, North Carolina and Tennessee. Very similar to Gentiana clausa, it has paired, lanceolate leaves, usually on unbranched stalks, and blue or purple blooms which remain closed or nearly closed. It flowers from late August to October. It is thought that G. austromotana is the product of hybridization between G. clausa and G. decora as the Appalachian Gentian is found only in area where the former two are

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Macrocarpaea harlingii is a species of plant in the Gentianaceae family. It is endemic to Ecuador. Its natural habitat is subtropical or tropical moist montane forests.

Halenia serpyllifolia is a species of flowering plant in the Gentianaceae family. It is endemic to Ecuador. Its natural habitat is subtropical or tropical high-elevation grassland.

Halenia longicaulis is a species of plant in the Gentianaceae family. It is endemic to Ecuador. Its natural habitat is subtropical or tropical high-altitude shrubland.

Gentianella profusa is a species of plant in the Gentianaceae family. It is endemic to Ecuador. Its natural habitat is subtropical or tropical high-altitude shrubland.

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Gentianella polyantha is a species of plant in the Gentianaceae family. It is endemic to Ecuador. Its natural habitat is subtropical or tropical high-elevation grassland.

Gentianella oellgaardii is a species of plant in the Gentianaceae family. It is endemic to Ecuador. Its natural habitat is subtropical or tropical high-altitude grassland.

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Gentianella androsacea is a species of plant in the Gentianaceae family. It is endemic to Ecuador. Its natural habitat is subtropical or tropical high-elevation grassland.

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Solidago vossii is a flowering plant in the family Asteraceae known as Voss's goldenrod. It is endemic to Michigan in the United States. It was first formally named in 2010 by James Scott Pringle & Pamela J. Laureto. The type locality is from Howe's Lake, west of Grayling in Crawford County. It is closely related to Solidago houghtonii.

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