On three geological outcrops in a southeast of Tomsk Province 16 new species of bryophytes were found – 13 mosses and three liverworts. The brief characteristics of outcrops, collection sites of the species are given. For each species the ecological feature as well as accompanying moss species, distribution in the Asian part of Russia are described. Six species: Didymodon fallax var. reflexus, Leiocolea badensis, Pellia endiviifolia, Pterygoneurum ovatum, Reboulia hemisphaerica, Timmia norvegica var. excurrens are noted for the first time for the Western Siberia. Two species, Didymodon tophaceus and Seligeria campylopoda, are new to the Asian part of Russia. All species are recommended for inclusion to the Red Data Book of Tomsk Province.