Arnica griscomii
Arnica griscomii is an Asian and North American species of plants in the sunflower family, known by the common name snow arnica. It is native to eastern Russia and northwestern North America and to eastern Canada.
;SubspeciesArnica griscomii subsp. frigida S.J.Wolf - Alaska, western Canada, eastern RussiaArnica griscomii subsp. griscomii - Quebec and Newfoundland