Zhi Gan Cao, Licorice (Glycyrrhiza Glabra) is a perennial plant with up straight, low-branched stems, 50-100 cm tall. The underground organs of Licorice consist of a rod root that penetrates the soil to a depth of 6-8 meters and a short thick many-headed rhizome. The leaves of the plant are regular, complex, elliptical or ovoid, shiny, slightly sticky, with a large number of glands, especially on the underside. Flowers are collected in loose racemose inflorescences. Inflorescences are located in the axils of the upper leaves. The flowers are pink-violet or whitish-violet, irregular. The fruit is an elongated bean, slightly curved, brown, and leathery. Glycyrrhiza Glabra blooms in June and July. Fruits are formed in August-September.