Konstantinova N.A.1, Filin V.R.2 1998. [Liverworts of the Lower Lena River (East Siberia)] // Arctoa. Vol.7: 69–78 [in Russian, with English summary].

1 Polar-Alpine Botanical Garden, Kola Sci. Center of Russian Academy of Sciences, Kirovsk-6, Murmansk Province 184256 Russia

2 Biological Faculty, Moscow State University, Moscow 119234 Russia

KEYWORDS: check-list, Lower Lena, Arctic, bryophytes, hepatics.

ABSTRACT. The list of liverworts of the Lower Lena River includes 94 species, 3 varieties and 3 forms from 44 genera and 25 families. Lophozia perssonii was found for the first time in Russian Arctic, 10 species are new to Yukitiya (the Republic Sakha) and 13 species are new to the Arctic Yakutiya. Relatively heigh percent of arctic (16%) and arctic-montane (21%) species is characteristic to the flora of the region.

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