PAF: Sium suave Walter

	Sium suave Walter
Publ. & Syn.	Walter, Fl. Carol.: 115 (1788). Type: U.S.A.: Carolina, leg. T. Walter.
Chromosomes	(1) 12 (2x, x = 6). - Siberia (S), Far East (N, S), Canada, U.S.A. - Numerous reports. (2) 22 (2x, x = 11). - Canada. - Mulligan (1961); Löve and Löve (1980b).
Geography	Asian (NE) & North American: (ALA) CAN.
Distribution	N = F E = R HL = r AW = b [ key ]
Parent taxon	Sium L.
PAF ID	910801

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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)