There are 35 species of Potentilla in Azerbaijan. Potentilla erecta L. is a perennial plant. Rhizome is tuberous, woody. Stems up to 20-25 cm in height, straight, thin, rather thinly leafy, at the top are repeatedly forked-branched, short hairy, like leaf petioles. Lower leaves on long petioles, trifoliate, soon dying off; middle and upper stem leaves are sessile, always trifoliate with large leaf-like stipules; leaflets sessile or on very short petioles, obovate or lanceolate, coarsely toothed, hairy along the veins below, almost glabrous above. Flowers - single, small (1 cm in diameter); the number of sepals and petals, 4 each; the sepals are hairy, the petals are golden yellow, longer than the calyx; anthers are small, rounded. The receptacle is hairy. The fruits are ovoid. It has a very diverse application in the national economy, in scientific and folk medicine. The roots contain a pleasant smelling essential oil. In medicine, it is used as a constrictor of blood vessels, and also due to the content of tannins in the rhizome (14-31%), it is used as an astringent. It is also known as a raw material for dyeing and dyeing fabrics red.