New locations of protected lichens of Sakhalin island

In this work floristic findings of protected, rare and poorly studied lichens of Sakhalin island are presented. Information is based on expedition research in 2014–2015. From 19 species included in this paper – Biatora chrysantha, Coenogonium pineti, Diplotomma alboatrum, Evernia esorediosa, Hypogymnia fujisanensis and Thelotrema foveolare are provided first time for the study area; Rinodina polyspora is the new species for the south of the Russian Far East. New locations on Sakhalin island are pointed out for the Anzia colpodes, Coccocarpia erythroxyli, Hypogymnia fragillima, H. hypotrypa, Lethariella togashii, Nephromopsis laii, N. laureri, N. ornata, Rinodina degeliana, Sticta limbata, S. fuliginosa and Tetramelas geophilus. All of these lichen species are epiphytic ones excepting Coenogonium pineti, which is epibryophytic. 7 lichen species are protected. 5 species are included in Red Book of Russia and Red Book of Sakhalin region: Coccocarpia erythroxyli, Hypogymnia fragillima, Nephromopsis laureri, N. ornata and Sticta limbata. Two species, Nephromopsis laii and Hypogymnia hypotrypa are included in Red Book of Sakhalin region. For each species labels are cited, data about substrate and community distribution and frequency of occurrence are given. Brief information about distribution of studied lichen species on Sakhalin island, in Russia and general distribution is presented. Photos of several lichen species are given. Key words: lichens, floristic find, Russian Far East.