Name | Penstemon richardsonii Douglas ex Lindley |
Authorship | Douglas ex Lindley |
Rank | Species |
Placed in | Penstemon Schmidel |
Contains | Penstemon richardsonii var. curtiflorus (D. D. Keck) Cronquist Penstemon richardsonii var. dentatus (D. D. Keck) Cronquist |
Citation | 1828 Bot. Reg. 13: t. 1121 |
Holdings | 70 Specimens held in the Harvard University Herbaria identified as Penstemon richardsonii Douglas ex Lindley |
Identification made in | [no date] (69), 1931 (1) |