最近发现有用莪术的加工刻制品和姜黄的反复蒸晒品以及郁金的加工品冒充三七。三七的主要特征是有“乳包”(即顶端茎痕及其周围的瘤状突起、“钉头”(即底部支根痕)、“铁皮”或“铜皮”(表面灰褐色戏灰黄色)、“皮骨分离”(质坚实不易折断,易击碎,击碎后皮部易与木部分离)、“菊花心”(中央木部色较深,有放射状纹理),气微,味苦而后回甜。而伪品 Recently, it has been found that processed products made from cercariae, processed turmeric products, and processed products of turmeric are pretending to be Panax pseudoginseng. The main feature of Panax notoginseng is the “milk bag” (ie, the top stem marks and its surrounding nodules, “pin heads” (ie, bottom root marks), “metal skin” or “copper skin” (surface grayish brown play gray Yellow), “skin separation” (solid and difficult to break, easy to break, after breaking the skin easily separated from the wood), “chrysanthemum heart” (central wood color darker, radial texture), gas micro, After bitterness and then back sweet, the counterfeit goods