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Plantaginaceae
Penstemon
Penstemon calycosus
Penstemon calycosus
Longsepal beardtongue
Small 1898 -
Bull. Torrey Bot. Club 25:470. 1898
Specifications
Images
Synonyms
Penstemon laevigatus subsp. calycosus
(Small) R.W.Benn.
Penstemon smallii var. calycosus
(Small) Krautter
Penstemon laevigatus var. calycosus
(Small) Farw.