Checklist » Asteraceae » Petasites frigidus var. palmatus
Petasites frigidus (L.) Fr. var. palmatus (Aiton) Cronquist[FNA20, HC, HC2]
western coltsfoot

Publication: Rhodora. 48: 124. 1946.

Origin: Native

Herbarium search: CPNWH

References:

» Bogle, A. L. 1968. Evidence for the hybrid origin of Petasites warrenii and P. vitifolius. Rhodora 70: 533-551.

Last updated 6/9/2020 by David Giblin.


Photo © 2004 Ben Legler
(from WTU Image Collection)
Synonyms & Misapplied Names:
Nardosmia palmata (Aiton) Hook.
Petasites arcticus A.E. Porsild
Petasites frigidus (L.) Fr. ssp. arcticus (A.E. Porsild) Cody
Petasites palmatus (Aiton) A. Gray
Petasites palmatus (Aiton) A. Gray ssp. speciosus (Nutt.) Toman
Petasites speciosus (Nutt.) Piper
Tussilago palmata Aiton
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