Taxonomic status: Synonym

homotypic synonyms:
Chrysothamnus frigidus Greene; Petasites frigidus var. vitifolius (Greene); Petasites frigidus var. X vitifolius (Greene) Cherniawsky & R.J. Bayer; Petasites frigidus subsp. nivalis (Greene) Cody;

protologue: Leafl. W. Bot. 7: 30 (1953)
URL protologue: https://archive.org/stream/leafletsofwester07howe#page/30/mode/2up

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