Abstract

The history of the exploration of bryophyte flora of Armenia is described. Now in the republic are known 48 species and 1 variety of hepatics (29 genera, 20 families, 7 orders) and 347 species and 25 varieties of mosses (135 genera, 40 families, 14 orders). The distribution of all taxa is listed indicating their occurrence in 12 phytogeographic areas and in 3 altitudinal belts. In the list outlined also 108 species rare in Armenia (marked by *) or throughout all the Caucasus (**) or in the whole territory of the former USSR (***). Brief analysis of participation of mosses in the altitudinal belts and in the different types of vegetation is given.