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Penstemon / ˈ p ɛ n s t ɪ m ən /, [2] the beardtongues, is a large genus of roughly 280 species of flowering plants native to North America from northern Canada to Central America. . It is the largest genus of flowering plants endemic to North Ameri
sharpleaf penstemon Penstemon alamosensis Pennell & G.T.Nisbet: Los Alamos beardtongue Penstemon albertinus Greene: Alberta penstemon Penstemon albidus Nutt. white penstemon Penstemon albifluvis England: White River penstemon Penstemon albomarginatus M.E.Jones: white-margined penstemon Penstemon ambiguus Torr. bush penstemon gilia beardtongue ...
Penstemon albifluvis is a moderate sized herbaceous plant that usually grows between 15 and 45 centimeters tall, but may rarely be as short as 10 cm or as tall as 50 cm. Most often it has 5 to 20 stems that grow straight upwards or grow outwards a short distance before curving to grow upright, but occasionally it may have just one flowering stem.
Penstemon gentianoides, the gentian beardtongue or gentian-leaved penstemon, is a species of flowering plant in the plantain family Plantaginaceae.Found on volcanic mountain slopes across Mexico and Central America, especially in Mexican mountain pine forests, it is a somewhat shrubby perennial herb that can grow up to 1.5 meters tall in good conditions.
Penstemon palmeri, known by the common name Palmer's penstemon, is a species of perennial flowering plant in the genus Penstemon that is notable for its showy, rounded flowers, and for being one of the few scented penstemons. [1] [2] The plant, in the family Plantaginaceae, is named after the botanist Edward Palmer.
Penstemon caespitosus, commonly known as mat penstemon, is a summer blooming perennial flower in the large Penstemon genus. It is a widespread plant from near timberline to the foothills in the Southern Rocky Mountains and Colorado Plateau in North America.
Penstemon teucrioides, commonly known as grayleaf creeping penstemon, germander penstemon and germander beardtounge, is a perennial species of plant in the large and colorful Penstemon genus. It is a ground hugging plant that is native to just five counties in the mountains of Colorado.
Penstemon pruinosus usually grows 8–40 centimeters (3–16 in) tall, but may occasionally grow as tall as 60 cm (24 in). [4] The stems and basal leaves sprout from a stout branched woody base. At the base of the plant, the elliptic to ovate leaves may be up 10 cm (4 in) long and 2 cm (3 ⁄ 4 in) wide and born on long petioles. The flowering ...