Penstemon roezlii

Roezl's penstemon

Regel 1872 - Gartenflora 21:239. 1872

Specifications

Images

Synonyms

Penstemon violaceus (Brandegee) A.Nelson

Penstemon roezlii var. violaceus Brandegee

Penstemon laetus subsp. roezlii (Regel) D.D.Keck

Penstemon cinerascens Greene

Penstemon laetus var. roezlii (Regel) Jeps.