Family = Asteraceae, Genus = Arnica, Species = cordifolia, including synonyms,
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|Arnica cordifolia (heart-leaf arnica, heart-leaf leopardbane)
(= Arnica cordifolia vars. cordifolia, pumila in Flora of the Pacific Northwest)
Perennial from long rhizomes, 1-6 dm. tall, pubescent, stems solitary or a few clustered together. The similar Arnica latifolia has smaller and usually more heads, and the leaves and achenes are usually glabrous.
Distribution: Pacific Northwest, including southern British Columbia, and east into the Rocky Mountains
Habitat: Moderately dry, open forests from fairly low (where common) to sub-alpine
WA Native Plant Society