Penstemon deustus Douglas [ Penstemon heterander Torrey & A. Gray]
Torrey, J., Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean in 1853-6 (1856)
Pacif. Railr. Rep.
vol. 2 (1853-1855)
t. 8
name cited:
Penstemon heterander Torrey & A. Gray
name recognized:
Penstemon deustus Douglas
family: Scrophulariaceae
subfamily: Antirrhinoideae
tribe: Cheloneae
epithet cited: heterander
epithet recognized: deustus,-a,-um
Illustration contributed by:
Missouri Botanical Garden, St. Louis, U.S.A.
link to this page:
https://www.plantillustrations.org/illustration.php?id_illustration=85948
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synonyms:
no HD illustration available (m5)
Penstemon deustus Douglas [ Penstemon heterander Torrey & A. Gray] (Scrophulariaceae) [Penstemon heterander Torrey & A. Gray ] J. Torrey, Pacif. Railr. Rep., vol. 2 fasicle 1, : t. 8 (1853-1855)