Family = Asteraceae, Genus = Arnica, Species = chamissonis, including synonyms,
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|Arnica chamissonis (Chamisso arnica, meadow arnica, leafy leapordbane)
(= Arnica chamissonis in Flora of the Pacific Northwest)
Perennial from long, naked rhizomes; stems solitary, 2-10 dm. tall; herbage variously pubescent, becoming glandular above.
Distribution: Occurring in the Cascades and northeastern corner of Washington; Alaska south to California, east across Canada and to the Rockies in the U.S.
Habitat: Meadows and wet places at moderate elevations.
WA Native Plant Society