PAF: Alnus incana subsp. tenuifolia (Nutt.) Breitung

	Alnus incana subsp. tenuifolia (Nutt.) Breitung
Publ. & Syn.	Breitung, Amer. Midl. Naturalist 58: 25 (1957). - Alnus tenuifolia Nutt., N. Amer. Sylv. 1: 48 (1842). Described from the Rocky Mountains and the Blue Mountains.
Chromosomes	28 (2x). - Gram et al. (1941).
Geography	Cordilleran: ALA CAN.
Distribution	N = F AN = r E = R CC = r AW = r [ key ]
Parent taxon	Alnus incana (L.) Moench
PAF ID	610102d

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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)