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Raffi Kojian   cc-by-sa-3.0

Arnica chamissonis (Chamisso Arnica) is a species of perennial herb in the family Asteraceae. They have a self-supporting growth form. They are native to Alaska, Canada, The Contiguous United States, The Contiguous United States, and Canada. They have simple, broad leaves and yellow flowers. Flowers are visited by Lorquin's Admiral, Euphydryas anicia, Hoary Comma, and Edith's Copper. Individuals can grow to 2.5 feet.

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EOL has data for 68 attributes, including:

Known occurrences, collected specimens and observations of Chamisso arnica. View this species on GBIF