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Plantaginaceae
Penstemon
Penstemon humilis subsp. obtusifolius
Not an accepted name
(status: unknown). The accepted name is
Penstemon humilis var. obtusifolius
(Pennell) Reveal, 1975.
Penstemon humilis subsp. obtusifolius
(Pennell) D.D.Keck, 1862
4% complete
No common name
Proc. Amer. Acad. Arts 6: 69 (1862)
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Synonyms
No known synonyms