A perennial herbaceous plant of the kermekovy family. The stem is branched, round, 50-100 cm high. The leaves are all in a basal rosette, large (15-60 cm long and 3.5-12 cm wide), elliptic or elongated elliptic, blunt or rounded at the apex, densely pubescent on both sides with tufted hairs located on tubercles. The flowers are small, regular, bisexual, with 5-petaled purple-blue corollas, in sparse spikes, forming a large spreading corymbose inflorescence. The fruit is one-seeded, indehiscent. Blooms in July – August.
Distribution . It grows in the south of the Forest-Steppe, in the Steppe, in the eastern part of the Mountainous Crimea and in the Southern Crimea on steppe shrubs, on the edges of forests and dry salt marshes.
Raw. Roots collected in autumn or early spring are used.
The plant is unofficial .
Chemical composition . The roots contain tannins (9-19%), gallic and ellagic acids and dyes, exhibit phytoncide activity.
Pharmacological properties and use . The plant has astringent and hemostatic properties. When patients with acute gastrointestinal diseases use a decoction of the roots of Kermek broadleaf, dyspeptic symptoms disappear, diarrhea stops, and appetite improves. In folk medicine, Kermek broad-leaved is used for catarrh of the stomach with increased acidity, for gastric emptying, dysentery, diarrhea, and as a hemostatic agent.
Medicinal forms and applications . Internally – a decoction of the roots (20-40 g of raw material per 200 ml of boiling water) in a third of a glass 3-4 times a day;
a tincture of 100 g of the roots of Kermek broad-leaved and 100 g of St. John’s wort in 15 liters of vodka is drunk for stomach ulcers, 1-2 tablespoons before meals for two months.