PAF: Arnica chamissonis Less.

	Arnica chamissonis Less.
Publ. & Syn.	Less., Linnaea 6: 238 (1831). Type: Alaska: the Aleutian Islands, Unalaska, leg. Chamisso.
Notes	Wolf (2006) did not recognize or discuss subspecies.
Chromosomes	53-54 56 57 60 (3x). - At least five reports.
Geography	North American (W).
Parent taxon	Arnica L.
Child taxa	Arnica chamissonis subsp. chamissonis Arnica chamissonis subsp. foliosa (Nutt.) Maguire
PAF ID	861206

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Panarctic Flora Editor-in-Chief: Reidar Elven (Natural History Museum, University of Oslo)
Editorial Committee: Reidar Elven, David F. Murray (Museum of the North, University of Alaska), Volodya Yu. Razzhivin (Komarov Botanical Institute, Russian Academy of Sciences), Boris A. Yurtsev [deceased] (Komarov Botanical Institute, Russian Academy of Sciences)