蔓荆子为临床上散风热,清头目较常用药。近年来,在许多地方出现了一种伪品,并在一些社队药场栽培发展,经鉴定为无患子科植物倒地铃的干燥成熟种子。外形与蔓荆子相似,但来源、功效不同,不能混用,应予区别。蔓荆子为马鞭草科植物单叶蔓荆及蔓荆的干燥成熟果实。性状:呈圆球形,直径4～6毫米。表面 Vitex quinquefolius is clinically scattered wind-heat, and the head of the head is more commonly used drugs. In recent years, a fake product has appeared in many places, and it has been cultivated and developed at a number of social drug sites. It has been identified as a dry, mature seed of the bell-planted plant of the Sapindaceae. The appearance is similar to that of Vitex negundo, but its source and efficacy are different and cannot be used together. Differences should be made. Manja japonicum is a dry mature fruit of Verbena sp. Traits: spherical, diameter 4 ~ 6 mm. surface