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Plantaginaceae
Penstemon
Penstemon grinnellii
Penstemon grinnellii
Eastw., 1905
10% complete
Grinnell's beardtongue
Bull. Torrey Bot. Club 32: 207 (1905)
Specifications
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Synonyms
Penstemon palmeri var. grinnellii
(Eastw.) Munz & I.M.Johnst.
Penstemon grinnellii var. scrophularioides
(M.E.Jones) N.H.Holmgren
Penstemon scrophularioides
M.E.Jones
Penstemon grinnellii subsp. scrophularioides
(M.E.Jones) Munz