Abstract: The alpine tundra of Changbai Mountain is situa,ed in 41º53′–42º04′N, 127º57′–128º11′E and at elevations ranging from 1950(2000) –2749.2 m. There are 67 genera and 135 species of bryophytes in the alpine tundra, belonging to following five distribution types (DT): Cosmo-politan DT (50 genera, 29 species), North Temperate DT (14, 79), Eastern Asian-North American Discontinuous DT (1, 1), Eurasian Temperate DT (1, 10), Eastern Asian DT (1, 16). The alpine tundra of Changbai Mountain shares 55 genera and 103 species of bryophytes with arctic tundras.

Key words: Bryoflora, Alpine tundra, Arctic tundra, Changbai Mountain