黄芪，为豆科多年生草本植物，性温，味甘，功能补气固表，利水托疮，主治表虚自汗，气虚内伤，脾虚泄泻，浮肿及痛疽等。山西是黄芪的主要产区，黄芪的产量、质量均居世界之首。随着医药事业的发展，黄芪的药用范围不断拓宽，需用量也随之大增。然而，与之相悖的却是黄芪野生 Astragalus membranaceus, a perennial herbaceous plant of the leguminous family, has a warm, sweet taste, a function of qi-solid, a water-resisting sore, an indication of spontaneous sweating, qi deficiency, spleen deficiency, diarrhea, edema, and cramps. Shanxi is the main producing area of ​​Huanghua, and its production and quality rank first in the world. With the development of the pharmaceutical industry, the medicinal scope of Astragalus continues to widen, and the amount required will also increase. However, what is contrary to this is the wild jaundice.