familyPlantaginaceae
genusPenstemon
subgenusPenstemon subg. Penstemon
sectionPenstemon sect. Glabri
speciesPenstemon leiophyllus
Penstemon leiophyllus var. leiophyllus
Endemic
Treatment appears in FNA Volume 17. Treatment on page 171.
Stems 15–55(–80) cm. Cauline leaves 18–70 × 4–20 mm, blade lanceolate, usually flat and straight. Flowers: corolla 20–32 mm, glabrous, rarely white-lanate, internally abaxially.
Phenology: Flowering Jun–Aug.
Habitat: Spruce forests, pine-aspen woodlands.
Elevation: 1700–3400 m.
Discussion
Variety leiophyllus is known from the Markagunt and Paunsaugunt plateaus and Pine Valley Mountains (Garfield, Iron, Kane, and Washington counties). Some collections from the Pine Valley Mountains have corollas that are white-lanate internally abaxially.
Selected References
None.
Lower Taxa
None.