Penstemon xylus 4% complete

No common name

A.Nelson 1902 - Bot. Gaz. 34: 31 (1902)

Specifications

Images

Synonyms

Penstemon tusharensis N.H.Holmgren

Penstemon caespitosus subsp. suffruticosus (A.Gray) D.D.Keck

Penstemon caespitosus var. suffruticosus A.Gray