A perennial herbaceous plant of the Rosaceae family, with a thick horizontal rhizome and long, thin, fibrous roots. The stem is mostly single, ribbed, hollow, naked, upright, up to 1 m high. Leaves are basal, long-petioled, large, odd-pinnate, upper small, sessile. Flowers are small dark purple, collected in oval heads, 1 - 3 cm long, on long peduncles. Blooms from July to August. It occurs throughout Russia, with the exception of the Far North. It grows on floodplain meadows, steppes, sparse forests, on forest edges and meadows, among bushes, in field-protecting forest plantations. In medicine, rhizomes with roots are used. The raw materials of the bug are harvested in autumn, in August-September, during the fruiting of plants. The excavated rhizomes with roots are cleaned of the soil, washed in cold water, cut and thrown off the above-ground parts, cut into pieces up to 15 cm long. The raw material is first kneaded in the open air, and then, scattered on sackcloth or paper, dried in the sun, in attics. In well-ventilated rooms or in an oven at temperatures up to 40 degrees Celsius. On iron baking sheets and sieves, raw materials can not be dried, because when it comes into contact with them it turns black. Dry raw materials can be stored for up to 5 years. In folk medicine, sometimes used as a hemostatic and wound-healing remedy is the herb of the herb, used in the same doses as the broth. Rhizomes are used for breast cancer, cervical erosion, uterine fibroids, trichomonas colpitis. The leaves have a weak cucumber smell, so they are used as seasonings for salads, fish and other dishes, as well as for flavoring vinegar and soft drinks. In America and in some European countries, the buglet is cultivated precisely with these goals. From the flowers are extracted gray and purple colors.