Zimnezelenoe perennial 5-25 cm tall with long branched rhizome and numerous fine adventitious roots. Annual growth rhizomes can reach 1 m in the upper part of the stem is small (up to 8 mm long), greenish or brownish-ovate scale-like leaves. The plates of the lower leaves are about 4 cm long, 1.5 cm wide, usually longer than the petiole, but sometimes his peers. Light green, oblong-ovate leaves are sharply serrated focused on the lower part of the stem, but not crowded at its base. Drooping flowers, gathered in a thick-sided 8-18 flowered brush. Calyx with five lobes broadly triangular, finely serrated edges. Corolla greenish-white, almost bell-shaped, 4-5 mm long, with convergent petals, finely toothed on the edges. Fruit-oval box up to 6 mm. Blooms in June-July, fruiting in avguste.Rasprostranena in temperate forest zone of the Northern Hemisphere. In Russia grows in the European part, including in Central Russia (most often in the non-chernozem zone), in the Caucasus, Siberia and the Far East.
It grows in forests of different composition, but mainly coniferous and mixed-leaved. No special requirements for soil and light conditions. Mycotrophy. Propagated by seeds and vegetatively through underground stems that are coming out in the spring to the surface, form the endpoint of growth 5.3 leathery leaves with a terminal bud, from which the following year, a new socket.