Penstemon /ˈpɛnstɪmən/, the beardtongues, is a large genus of roughly 280 species of flowering plants native to North America from northern Canada to...

Penstemon barbatus, known by the common names golden-beard penstemon, and beardlip penstemon, is a flowering plant native to the western United States...

Penstemon hartwegii, common name Hartweg's beardtongue, is a species of flowering perennial herb in the plantain family. Penstemon hartwegii can reach...

Penstemon digitalis (known by the common names foxglove beard-tongue, foxglove beardtongue, talus slope penstemon, and white beardtongue) is a species...

Penstemon whippleanus, commonly known as dusky penstemon, dusky beardtongue, Whipple's penstemon, or Whipple's beardtongue, is a summer blooming perennial...

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...

Penstemon davidsonii is a species of penstemon known by the common name Davidson's penstemon, honoring Dr. George Davidson. It is native to western North...

Penstemon ambiguus, commonly known as the bush penstemon, pink plains penstemon, or gilia beardtongue is a species of Penstemon that grows in the shortgrass...

Alpine penstemon is a common name for several plants and may refer to: Penstemon davidsonii, native to North America Penstemon venustus, native to the...

Penstemon heterophyllus is a species of penstemon known by the common names bunchleaf penstemon, foothill penstemon, and foothill beardtongue. It is endemic...