familyPlantaginaceae
genusPenstemon
subgenusPenstemon subg. Penstemon
sectionPenstemon sect. Coerulei
speciesPenstemon acuminatus
Penstemon acuminatus var. acuminatus
Endemic
Treatment appears in FNA Volume 17. Treatment on page 113.
Flowers: calyx lobes 5–10 mm; corolla 14–20 mm; pollen sacs 0.8–1.3(–1.5) mm; style 11–15 mm.
Phenology: Flowering Apr–Jun(–Jul).
Habitat: Sandy soils, dunes.
Elevation: 60–400 m.
Discussion
Variety acuminatus occurs primarily in the Columbia River Basin from north-central Oregon to central Washington.
Selected References
None.
Lower Taxa
None.