Penstemon richardsonii

Photo by: Andrea D. Wolfeİ
Location: Warm Springs Indian Reservation, Oregon

Penstemon richardsonii picture Penstemon richardsonii is a member of Penstemon subg. Saccanthera sect. Saccanthera subsect. Serrulati (Bennett et al. 1987). This specimen was growing in crevices of a volcanic tuff outcrop.

Bibliography and suggested readings

Bennett, R. W., K. Lodewick, and R. Lodewick. 1987. Penstemon nomenclature. Eugene, OR: American Penstemon Society.

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Last updated December 17, 1996.