Penstemon filiformis (D.D.Keck) D.D.Keck, 1951 10% complete

Threadleaf beardtongue

L.Abrams, Ill. Fl. Pacific States 3: 761 (1951)

Specifications

Images

Synonyms

Penstemon laetus subsp. filiformis D.D.Keck

Penstemon laetus var. filiformis (D.D.Keck) McMinn