Shrub to 1.5 m tall, with tomentose young branches. Flower buds broadly, with tapering to the tip of the nose, length 7-15 mm scale at the beginning of winter with a felt-pubescent, later glabrous brown or reddish-brown. The leaves are 5-8 cm long, oblong, oblong-ovate or lanceolate, elongated in the tip, often oblique and folded, usually wrapped solid edge, top of dull green, slightly wrinkled, bottom belovoylochnye. Male catkins oval, sessile female – on short legs, cylindrical. Stamens two, with bare threads. The ovary is a very short stalk, ovate-conical, belovoylochnaya with long bars. It flowers in May and June, fruiting in June-July.
Common in Scandinavia, the Baltic States, Eastern Poland, Ukraine and Belarus. In Russia, found in Siberia and the northern half of the European part, including all central Russian regions, north of the city of Voronezh. Quite common in the Non-forest area, but the location of the unit are available and in forest-steppe zone.
It grows in moss bogs in the north – in swampy meadows and scrub tundra. Propagated by seeds.
Is eaten by reindeer, kidneys are the main food for polar partridges.