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Plantaginaceae
Penstemon
Penstemon whippleanus
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