Checklist » Asteraceae » Petasites frigidus
Last updated 5/2/2018 by David Giblin.
Petasites frigidus (L.) Fr.[FNA20, HC, HC2]

Publication: Summa Veg. Scand. 182. 1845.

Origin: Native

selected vouchers: WTU

Notes:

References: (none)

Infraspecies:

var. frigidus [FNA20, HC2]
alpine butterbur, arctic butterbur, sweet coltsfoot
var. palmatus (Aiton) Cronquist [FNA20, HC, HC2]
western coltsfoot
var. sagittatus (Pursh) Cherniawsky & R.J. Bayer [FNA20, HC2]
arrowhead coltsfoot, arrowhead sweet coltsfoot, arrowleaf coltsfoot
var. ×vitifolius (Greene) Cherniawsky & R.J. Bayer [FNA20, HC2, KZ99]
hybrid coltsfoot, Wenatchee coltsfoot
Synonyms & Misapplied Names:
(none)