Stuckenia filiformis subsp. borealis (Raf.) Tzvelev & Elven
Publ. & Syn.Tzvelev & Elven, J. Bot. Res. Inst. Texas 2: 433 (2008). - Potamogeton borealis Raf., Med. Repos., ser. 2, 5: 354 (1808). Holotype (P): Canada: Quebec, St. Lawrence River, 1792, leg. Michaux. - Potamogeton filiformis var. borealis (Raf.) H. St.John, Rhodora 18: 134 (1916).
NotesFor Greenland, see subsp. filiformis above.
       Les and Haynes (1996: 390) stated that when they synonymized Norwegian subsp. alpina (see above) and North American subsp. borealis, with priority for the former name, they had not seen type material of subsp. borealis. Neither have we.
Chromosomes78 (6x). - Far East (N), Canada, Greenland. - At least four reports.
GeographyAmphi-Beringian - North American (N): RFE ALA CAN GRL.
Distribution N = F     AN = r     GW = s     E = S     CC = s     HL = s     CE = r     AW = r     GE = s     CW = r     [ key ]
Parent taxonStuckenia filiformis (Pers.) Börner
PAF ID240204b
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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)