East Siberia. Khatanga settl. outskitrs, Ereechka river upper course, Nyamakit-Daldyn creek mouth, Ereechka river valley near its confluence with Nyamakit-Daldyn mouth. Middle part of flood plane, on eroded creek bank.
Stanovoye Nagor'e Uplands. South Muya Range. Upper Barguzin River. Siberian dwarf-pine (Pinus pumila) shrubs with Alnus fruticosa, Rhododendron adamsii, Dryas sp. and mosses on rock slope in the forest-tundra belt. On rocks on steep slope.
Stanovoye Nagor'e Uplands. Kodar Range. Valley of Syul'ban River, the left tributary. N-facing mountain slope. Salix sp.-Cassiope sp.-moss-lichen tundra. On moist rock, near the base.