Characteristics
Dicots
Penstemon laevigatus Aiton
EASTERN SMOOTH BEARDTONGUE
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Native
FAC (NWPL)
Classification
Citation
PENSTEMON LAEVIGATUS Aiton, Hort. Kew. 2: 361. 1789.
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"North America", cult. in England, 1776, Fothergill s.n. (lectotype: BM). Lectotypified by Pennell, Acad. Nat. Sci. Philadelphia Monogr. 1: 217. 1935.