菊科植物白术(Atractylodes macrocephala Koidz)野生在山坡、林边及灌木林中,分布浙江、湖南、湖北、江西、安徽、陕西等省区,全国各地多有栽培。白术为常用中药,有益气、健脾、燥湿功能,用于脾虚、食少、消化不良、慢性腹泻、痰饮、水肿、自汗等症。白术挥发油对动物实验性肿瘤和食管癌细胞株(Eca 109)均有显著抑制作用,其注射液曾 The Atractylodes macrocephala Koidz is wild in hillside, forest side and shrubbery, and distributed in Zhejiang, Hunan, Hubei, Jiangxi, Anhui, and Shaanxi provinces. It is cultivated in many parts of the country. Atractylodes is a commonly used traditional Chinese medicine, which is beneficial to gas, spleen, and dampness. It is used for spleen deficiency, eating less, indigestion, chronic diarrhea, phlegm, edema, and spontaneous perspiration. Atractylodes macrocephala oil has significant inhibitory effects on experimental tumors and esophageal cancer cell lines (Eca 109) in animals.