Drok krasilny, Or drok bloodthirsty (Latin: Genīsta tinctōria) is a species of plant in the genus Drok (Genista) of the Legume family (Fabaceae), native to Eurasia. Shrub 50-150 cm high. Branches are bare, pointing upwards. The leaves are linear or lanceolate, sharp, wedge-shaped to the base. Flowers are yellow, on short pedicels, at the ends of branches in dense racemes; Corolla moth. The fruit is a linear glabrous, slightly curved bean. Seeds are black-brown, elliptical, slightly shiny. Blooms in June and July. Fruits ripen in August-September. It grows in Asia Minor and Central Asia, the Caucasus, and almost all of Europe. On the territory of Russia, it grows in the European part and Western Siberia. It grows in dry forests, on their edges, in forests, among shrubs, on hillsides, mainly on limestone or sandy soil.