(wild hop, Siberian liana)
Shrub liana, rising along the trunks of trees and shrubs with the help of twisted leaf petioles up to 3 m in height. Leaves on long petioles, double-triple. Flowers are large, yellowish-white, solitary, four-petalled, widely annular, drooping. Blooms in June-July. The fruits are broadly wedge-shaped achenes, ripen in August-September.
Distributed in the forest zone in the mountain forest zone of Western, Central and Eastern Siberia. It grows along forest edges in dark coniferous (cedar-fir) forests, along the banks of rivers and streams, enters the mountains to the forest limit.
Medicinal raw materials are flowers, leaves, stems. The raw material contains saponins, prostoanemonin, ascorbic acid, flavonoids and other substances.
Preparations from the flowers of the prince excite cardiac activity like caffeine. A high phytoncidity of the plant has been established.
In folk medicine, an infusion of leaves and stems is used for metabolic disorders, colds, headaches, intestinal disorders, and as a tonic.
Baths from steamed vines are used for rheumatism, neuritis and all kinds of paralysis.
In Mongolian medicine, knyazhik products were used extremely widely, including for cancerous tumors. According to Tibetan doctors, the prince cures radically, and there are no recurrences of diseases.