Penstemon heterophyllus Lindl.

name cited:
Penstemon heterophyllus Lindl.
name recognized:
Penstemon heterophyllus Lindl.

drawing: S. Holden

family: Scrophulariaceae
subfamily: Antirrhinoideae
tribe: Cheloneae

epithet: heterophyllus,-a,-um

Illustration contributed by:

link to this page:
http://www.plantillustrations.org/illustration.php?id_illustration=445271