Checklist » Plantaginaceae » Penstemon diphyllus
Last updated 8/7/2012 by David Giblin.
Penstemon diphyllus Rydb.[HC, HC2]
two-leaf beardtongue

Publication: Memoirs of the New York Botanical Garden 1: 349-350.

Origin: Native

selected vouchers: Not at WTU; WS?

Notes:

References: (none)

Synonyms & Misapplied Names:
Penstemon triphyllus Douglas ex Lindl. ssp. diphyllus (Rydb.) D.D. Keck