The Latin name of the gevea, which is a plant from the legume family, is Astragalus membranaceus. It is a multi-annual plant, 5-10 cm with white-yellow flowers. It has a structure that can grow up. The type with large yellow flowers is used for medical purposes. The plant grows on pastures. Its homeland is West Asia, China, Taiwan and Korea.Green pastel, native to Mongolia and North China, is a stout legume with a pea flower and producing small pods of fruit. Most of the more than 2500 plant species in the genus Geven produce similar fruits. The name derives from the word meaning heel bone in Ancient Greek. In the past, Greeks used the heel bones of animals to make dice; The name of the plant derives from this word, as these plants also ram dry seed envelopes. Astragalus membranaceus has a thick, fibrous root.

When you peel off the dark brown skin of the root, a pale yellow extract appears. The Chinese name of the plant is huang qi and means "yellow leader"; This name was given to the plant as it is one of the most important strengthening herbs of Chinese treatment. The first written source for its use is Shen Nong Ben Cao Jing or "The Divine Husbandman's Classic of the Materia, Medicia". This source, BC. It is a review written in the first century and covering 365 medicinal plants. Many ancient Chinese herbalists praised huang qi because it stimulates the vital protective energy of the body, namely qi, fights fatigue and strengthens immunity against diseases.