Checklist » Asteraceae » Petasites frigidus var. ×vitifolius
Last updated 11/26/2008 by David Giblin.
Petasites frigidus (L.) Fr. var. ×vitifolius (Greene) Cherniawsky & R.J. Bayer[FNA20, HC2, KZ99]
hybrid coltsfoot, Wenatchee coltsfoot

Publication: Canad. J. Bot. 76: 2072. 1999.

Origin: Native

selected vouchers: WTU

Notes: FNA20: "Petasites frigidus var. ×vitifolius often grows in association with one or both putative parents (P. frigidus var. palmatus and P. frigidus var. sagittatus)."

Bogle (1961, 1968) produced this hybrid through artificial crosses.

References:

» Weber, W.A. 1953. Balsamorhiza terebinthacea and other hybrid balsam-roots. Madroño 12: 47-49.
Synonyms & Misapplied Names:
Petasites nivalis Greene ssp. vitifolius (Greene) J. Toman
Petasites trigonophyllus Greene
Petasites ×vitifolius Greene[HC]
Petasites warrenii H. St. John