GASTRODIA (scientific name: GASTRODIA ELATA BI.) , also known as Red Arrow, single-rolling sesame, from the mother, Herba Lysimachia, Shen Cao, devil Du you, Mokpo, tomorrow Ma, Dingfengcao, White Dragon Skin, etc. , is the orchid Gastrodia perennial plant. Rhizomes fleshy, without green leaves, capsules obovate-ellipsoid, often propagated by tubers or seeds. Its rhizome into medicine to treat dizziness, limb numbness, children, such as wind, is a precious Chinese medicine, with Lingzhi mushroom used to treat headache insomnia.