Mosses and liverworts of Stolbovoy Island (New Siberian Islands Archipelago, Yakutia)

The paper provides the data on mosses and liverworts of the Stolbovoy Island, situated in the New Siberian Islands of the Arctic Ocean, on the far north of the Republic of Sakha (Yakutia). The annotated list includes 140 species of mosses and 58 species of liverworts. For every species, data on localities, frequency, habitats are provided. For the first time, 119 species of mosses and 54 species of liverworts were revealed for Stolbovoy Island, and 40 species of mosses and 22 species, 5 varieties, and 2 forms of liverworts for the New Siberian Islands. Schistidium grandirete, Cephalozia hamatiloba, Lophozia cf. svalbardensis, Scapania cf. ligulifolia are reported for the first time for Yakutia. Bryoerythrophyllum rubrum, Rhizomnium gracile, Sphagnum concinnum were revealed for the first time for Yakutia in our collections from Stolbovoy Island but published earlier. A new combination for Pseudotritomaria heterophylla f. anomala is published.