Abstract

Moss flora of Sob Station in Polar Ural, 67° 00' N, 67° 30' E, includes 162 species of 76 genera and 31 families. Bryological characteristics of all types of vegetation are discussed. In the list of mosses there are indicated: a) species frequency (un - 1 record, rar - 2-5 record, sp - 6-15, com - 16-30, ws - more than 30); b) occurrence in altitudinal belts (1 - forest belt, 2 - subalpine belt of open stands and procumbent form of trees, 3 - alpine belt of mountain tundra); 3) sporogone absence/presence.