Penstemon canescens Britton

, Mem. Torrey Bot. Club 5: 291 (1894). BHL
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External links to taxonomic opinions:
WFO POWO
IPNI Life Sciences Identifier (LSID)
urn:lsid:ipni.org:names:187244-2
Publication
Memoirs of the Torrey Botanical Club
Collation
5: 291
Family as entered in IPNI
Scrophulariaceae

Links

Nomenclatural link
Penstemon laevigatus var. canescens Britton, Mem. Torrey Bot. Club 2: 30 (1890).
Same citation as
Penstemon canescens Britton, Mem. Torrey Bot. Club v. (1894) 291.