The Bistort is a perennial herbaceous plant of the Polygonaceae family. The rootstock is thicker, thicker, woody, snake-curved with many roots, reddish lump, dark brown inside, pinkish inside, up to 3 cm thick and up to 10 cm long. Stem is up to 1 m high, cylindrical, upright, unbroken.

All leaves are wavy, wrinkled, usually dark green and bare top and bluish-green, with waxy varnish and curly hairs. The blossoms are pink or pinkish, small, pleasantly aromatic, collected on the top of the stem only in one class inflorescence.

Blooms in May - August. The fruits ripen in August-September.

It is found in wet meadows and grassy slopes, mostly in the mountain belt.

The Rhizoma Bistortae rhizome is used. Picking up  September - October or early spring. Ropes are dug in the autumn after the seeds mature at the moment when the ground parts of the plant begin to wobble, or in the spring, at the beginning of the plant's vegetation.

In medicine, the bloodbath is used internally and externally as a trapping agent for diarrhea and as a mucoaginous and anti-inflammatory agent in gastrointestinal catarrh.