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白药子为少常用中药,味苦性寒,有清热解毒、凉血止血、散瘀消肿的功效。目前,作为商品白药子使用的药材有4科6种之多,市场供销较为混乱,但全国多数地区所用为防己科植物白药Stephania cepharantha Hayata(S.disciflora Hand.-Mazz.)的块根。我们在亳州市药材交易市场上曾发现一批标有山东进货的“白药子”,经调查鉴定为百合科植物卷叶黄精Polygonatum cirrhifolium(Wall.)Royle的根茎,中药名老虎姜,别名白药子、盘龙七等。现将白药子与老虎姜的药材性状和粉末显微特征比较鉴别于下。
Bai Yaozi is less commonly used Chinese medicine, bitter cold, there is Qingrejiedu, cooling blood to stop bleeding, Sanyu swelling effect. At present, there are as many as 4 families and 6 species of medicinal herbs used as commercial white herbs. Market supply and marketing is confusing. However, in most parts of the country, Stephania cepharantha Hayata (S.disciflora Hand.-Mazz.) is the root of the antibacterial plant white compound. We have discovered a batch of “baiyaozi” labeled with Shandong’s purchase in the market of medicinal materials in Bozhou City. After investigation, it was identified as the root of the Polygonatum cirrhifolium (Wall.) Royle. Panlong seven and so on. The medicinal properties and powder microscopic characteristics of B. lucidum and tiger ginger are now identified and compared.