Mossy, usually sphagnum, rarely hypnaceous swamps, fringes of overE grown lakes, bog forests. West. Sib.: TYU-Khm, OM (Tenis Lake), TO. Cen. Sib.: KR-Ve (Tyukhtet river estuary, Nyrda river, tributary of Kizir river; Mozharskie Lake in East. Sayan). East. Sib.: IR-Pr (Bodaibo environs; Lanagarskoe Lake on Stanovoi upland, Oron Lake), BU-Se (Verkh. Angara river upper course, Itykit-Okusikan crossing on Sev. Muisk mountain range), Yuzh (Vydrino settlement, Murino village), CHI-Ka (Bul'dezhik Lake in Charsk basin), YAK-Vi (Chapaevo settlement). —Eurasia, North America. Described from Europe. Map 37.