Frullania koponenii S.Hatt.

East Sayan, Tunkinskie Goltsy, Nilova Pustyn’ Town, Valley of Malyi Khongoldoy Creek, right tributuary of Ukhe-Ulgun’ River. On bark of large Betula (ca. 4ocm in diameter), mats from high 0.2 up to 1.5 m in Abies and Betula with Equisetum forest in floodplain of Khongoldoy creek.

Spurs of Khangarul’skiy Ridge, valley of Kharagun River. Rock outcrops on steep right bank of Khyngarkhoy River, on cliff.

East Sayan, Tunkinskie Goltsy. Near Arshan Town, valley of Kyngyrga River. Valley of Kyngyrga River on the outskirts of Arshan Town, small island between two courses of the river, on base of Betula in Betula-Populus with admixture of Pinus forest.

East Sayan, Tunkinskie Goltsy, Near Arshan Town, valley of Kyngyrga river I. Valley of Kyngyrga river. Pine forest with Betula and single aspen and and sporadic sedge in the cover on slope to the river, on aspen trunk faced to the river, at a hight of ca 1.5-2 m.

Ermakovsky District. West Sayan Mts. Kulumys Range. Mixed pine-fir forest, on bark of bird cherry up to 1 m height.