Notes on Dicranum (Dicranaceae, Musci) in Russia. 1. Dicranum nipponense found in Far East

Dicranum nipponense is reported for the first time for Russia, in Primorsky Territory and Kunashir Island of Kuril Islands. This species was known before from Japan, Korea and Taiwan. Its differencies from D. scoparium and D. bonjeanii are disscussed.