Penstemon lyallii (A. Gray) A. Gray

Walcott, M.V., North American wild flowers (1925-1927)
N. Amer. Wild Fl.

t. 346

name cited:
Penstemon lyallii (A. Gray) A. Gray
name cited (basionym):
-
name recognized:
Penstemon lyallii (A. Gray) A. Gray
name recognized (basionym):

family: Scrophulariaceae
subfamily: Antirrhinoideae
tribe: Cheloneae

epithet: lyalii

Illustration contributed by:
Smithsonian Institute, Washington, D.C., U.S.A.

link to this page:
https://www.plantillustrations.org/illustration.php?id_illustration=175955

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synonyms: