familyPlantaginaceae
genusPenstemon
subgenusPenstemon subg. Penstemon
sectionPenstemon sect. Glabri
speciesPenstemon scariosus
Penstemon scariosus var. cyanomontanus
Great Basin Naturalist 46: 460. 1986.
EndemicConservation concern
Leaves: basal usually persisting. Flowers: calyx lobes 4.8–8 × 1.3–2.2 mm; corolla 18–22 mm, sparsely to moderately glandular-pubescent externally, limb blue to bluish purple; pollen sacs 1.5–1.7 mm; style 12–14 mm.
Phenology: Flowering May–Jul.
Habitat: Pinyon-juniper woodlands, sagebrush grasslands.
Elevation: 1600–2700 m.
Discussion
Variety cyanomontanus is known from the Uinta Basin in Moffat County, Colorado, and Uintah County, Utah. Populations are concentrated from the Yampa Plateau (Blue Mountain area) eastward into Dinosaur National Monument along the Yampa River.
Selected References
None.
Lower Taxa
None.