Fedosov V.E.1 2010. Aloina bifrons (De Not.) Delgad. (Pottiaceae, Musci) in Russia // Arctoa. Vol. 19: 235–240 [in English].

1 Biological Faculty, Moscow State University, Moscow 119234 Russia; e-mail: fedosov_v@mail.ru

KEYWORDS: Aloina, Caucasus, mosses, Pottiaceae, xerophytes.

ABSTRACT. Aloina bifrons (De Not.) Delgad. was found in Russia for the first time in foothill part of Dagestan (Eastern Caucasus). Description and illustrations of Caucasian specimen are provided. Revision of herbarium material also reveals two localities of the species in Turkmenistan. From other species of the genus in Northern Hemisphere A. bifrons differs by leaves with hyaline hair-point. The species represents interesting bipolar distribution mainly in territories with Mediterranean climate.

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doi 10.15298/arctoa.19.20