Low, up to 0.3 m, usually highly branched shrub with ostrorebristaya green shoots and long creeping rhizomes. Leaves elliptic, 10-30 mm long, serrated at the edges, on both sides sparsely pubescent. Flowers solitary or arranged for two in the axils of the upper leaves. Calyx entire. Corolla globular urceolate, schetyreh-pyatizubchatym limb, green or slightly reddish. Fruit — juicy berry spherical diameter of 1 cm, black and blue, often with a touch of blue, reddish pulp, juice staining. Beloplodnaya rare form. Blooms in May and June, fruits ripen in July and August.
Common in the northern part of Eurasia, the Caucasus, Iran, Mongolia, North, North America. In Russia grows in the northern half of the European part and Siberia. Non-black areas of common plant SredneyRossii, south meets many less. Grows in moist coniferous forests, often forming in them a solid layer, and moss bogs. Mycotrophy. Propagated by seeds and vegetatively. Seed instances blossom for 15-20-th year.
Important food and medicinal plant. Berries everywhere are consumed fresh or processed. They have long been used for medicinal purposes as a means of securely attached by the content of tannins. Have been used in medicine and blueberry leaves. Fruit juice — a good dye. The entire aerial part can be used for tanning leather and color. Fruits serve as food for upland game. Honey plant.