Cirsium arvense subsp. setosum (Willd.) Iljin
Publ. & Syn.Iljin, Fl. Yugo-Vost. 6: 408 (1936). - Serratula setosa Willd., Sp. Pl. 3, 3: 1645 (1803). Holotype (B): Poland: "in Silesia". - Cirsium setosum (Willd.) Besser, Cat. Hort. Cremeneci: 39 (1816). - Cirsium arvense var. setosum (Willd.) Ledeb., Fl. Ross. 2, 2: 735 (1846). - Cephalonoplos setosum (Willd.) Kitam., Acta Phytotax. Geobot. 3: 8 (1934). - Breea setosa (Willd.) Soják, Novit. Bot. Delect. Seminum Horti Bot. Univ. Carol. Prag.: 42 (1962).
Chromosomes(1) 34 34-36 (2x). - Europe, Russia, Siberia, Canada. - Numerous reports, mostly for C. arvense, a few Asian ones for C. setosum.
(2) 51 (3x). - Europe (Sweden). - Lövkvist and Hultgård (1999, one locality).
(3) 68 (4x). - Europe (Poland, Bulgaria). - Czapik (1958); Kuzmanov et al. (1981, 1991).
GeographyEuropean (E) - Asian: RUS*.
Distribution N = S     E = *     UN = *     KP = *     [ key ]
Parent taxonCirsium arvense (L.) Scop.
PAF ID863402b
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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)