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Plantaginaceae
Penstemon
Penstemon azureus var. azureus
Penstemon azureus var. azureus
No common name
Benth. 1849 -
Pl. Hartw.: 327 (1849)
Specifications
Images
Synonyms
Penstemon azureus f. jeffreyanus
(Hook.) Voss
Penstemon jaffrayanus
Hook.
Penstemon glaucifolius
A.Gray
Penstemon tenellus
Kellogg
Penstemon jeffreyanus
A.Murray bis