Euro+Mednot endemic: Norwaynative: presence questionableA; Russia (N European RussianativeA,B,C,D)
Bibliography
A.Panarctic flora (accessed 1.4.2015)
B.A. I. Tolmachev (Russian Edition Editor), J. G. Packer (English Edition Editor) & G. C. D. Griffiths (Translator) 2000: Flora of the Russian Arctic: a critical review of the vascular plants occurring in the arctic region of the former Soviet Union 3
C.Fedorov, A. A. 1996: Flora Europae Orientalis 9. – Petropoli: Mir i Semia-XCV
D.Tzvelev, N. N. 2012: Konspekt flory Vostochnoi Evropy 1