Athyrium filixfemina subsp. cyclosorum (Rupr.) C. Chr.
Publ. & Syn.C. Chr. in Hultén, Fl. Aleut. Isl.: 50 (1937). - Athyrium filixfemina var. cyclosorum Rupr., Distr. Crypt. Vasc. Ross.: 41 (1845). Described from Unalaska and Kodiak (Alaska). - Athyrium cyclosorum (Rupr.) Maxon, Bull. Torrey Bot. Club 27: 637 (1900).
Chromosomes80 (4x). - Far East, Canada. - Several reports.
GeographyAmphi-Pacific: RFE ALA CAN.
Distribution N = F     E = R     HL = r     CE = r     CS = r     AW = s     [ key ]
Parent taxonAthyrium filixfemina (L.) Roth
PAF ID090201b
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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)