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. Kodar Range. Valley of Syul'ban River. Middle course of Oleniy Rog Stream. Pinus pumila-Betula rotundifolia-Ledum palustre-Ribes graveolens-moss-lichen community on boulder stream. On moist soil of a late snow bed, near the foot of the boulder stream.
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.