Penstemon whippleanus

Whipple's penstemon

A.Gray 1862 - 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