Perennial plant with a thick rhizome and thin creeping stems rooting at the nodes; leaves basal, unpaired with elliptical silky toothed leaflets. Flowers regular, 1.5-2 cm across, solitary, on long pedicels, with double calyx and five-petaled corolla, light yellow, with a delicate aroma; fruits are seeds. Blooms in May-August.
It grows everywhere in open grassy places, it is common.
The plant contains tannins, flavonoids, an unknown spasmodic substance, organic and fatty acids.
The whole plant is used for medicinal purposes. In folk medicine, an aqueous decoction is drunk for stomach diseases, a decoction in milk for pain; children are given to drink with nervous convulsions, they drink a decoction with dysentery; powdered leaves are sprinkled on fried eggs and eaten with dysentery; an aqueous decoction of the leaves is drunk for uterine bleeding; leaf juice is poured into wounds; the root is used for toothache; wormy wounds are poured with the juice of the whole plant, with bleeding gums, the mouth is rinsed with a decoction, a decoction of the whole plant is used for eczema, snake bites. With gallstone disease and liver diseases, fresh plant juice mixed equally with green rye juice is even more effective. Take a mixture of 1 tbsp. spoon 3 times every day.
Decoction: 20 g per 200 ml; 2-3 tbsp. spoons 3 times every day with convulsions of a different nature (even with tetanus). The decoction acts slowly.