Potamogeton zosteriformis Fernald
Publ. & Syn.Fernald, Mem. Amer. Acad. Arts, n. s., 17, 1: 36 (1932). Type: U.S.A.: Michigan, Gratiot Co., Alma, 12. July 1893, leg. C.A. Davis. Isotype in DAO. - Potamogeton zosteraefolius subsp. zosteriformis (Fernald) Hultén, Circumpolar Pl. 1: 168 (1962).
Chromosomes52 (4x). - Canada (Manitoba). - Löve (1954b); Löve and Löve (1981c).
We would like an independent confirmation that the American and Eurasian plants differ in ploidy levels. The American counts are due to the Löves and one of the reports is undocumented and untrustworthy (Löve 1954b).
GeographyNorth American: CAN.
Distribution N = S     E = R     CC = r     [ key ]
Parent taxonPotamogeton L.
PAF ID240110
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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)