any of a large genus (Penstemon) of chiefly North American plants of the figwort family, having five stamens, the fifth of which is bearded and sterile, and bearing tubular, showy, white, pink, red, blue, or purple flowers
Origin of penstemonModern Latin ; from Classical Greek penta-, five + stēmōn, warp: see stamen
Any of numerous plants of the genus Penstemon, native to North America, having opposite leaves, variously colored flowers with a usually two-lipped corolla, and capsules containing many seeds. Also called beardtongue.
Origin of penstemonNew Latin Pēnstēmōn, genus name : Greek pente, five; see penkwe in Indo-European roots + Greek stēmōn, thread (in reference to its four fertile stamens and single prominent staminode ); see stā- in Indo-European roots.
From the genus name.