酸枣仁为鼠孚科植物酸枣(Ziziphus jujuba Mill.)的种子。为常用中药,近年来由于市场价格上涨,我们在抽验中发现数批掺有豆科植物兵豆(Lens culinaris Medic.)炒热的种子(鉴定者苏耀海),它无宁心安神,敛汗生津的功效,为此,应注意鉴别。 1 酸枣仁本晶呈扁圆形或扁椭圆形,长5—9mm,宽5—7mm,厚约3mm。表面紫红色或褐色,平滑有光泽,有的有裂纹。一面较平坦,中间有一条隆起的纵线纹;另一面稍凸起。一端凹陷,可见线形种脐;另 Suanzaoren is the seed of Ziziphus jujuba Mill. For traditional Chinese medicine, in recent years, due to rising market prices, we found in the random samples of several batches of legume pod beans (Lens culinaris Medic.) that were hot-fried (identifier Su Yaohai). For this purpose, attention should be paid to identification. 1 Suanzaoren crystal is flat or oval, length 5-9mm, width 5-7mm, thickness of about 3mm. The surface is purple or brown, smooth and shiny, and some cracks. One side is flat, with a raised vertical line in the middle; the other side is slightly raised. One end of depression, visible linear umbilical; another