Penstemon whippleanus A.Gray, 1862 37% complete

Whipple's penstemon

Proc. Amer. Acad. Arts 6: 73 (1862)

Specifications

Images

Synonyms

Penstemon arizonicus A.Heller

Penstemon pallescens Osterh.

Penstemon stenosepalus (A.Gray) Howell

Penstemon glaucus var. stenosepalus A.Gray