市售淡竹叶饮片的一种新掺伪现象及其伪品鉴定  

A New Adulteration Phenomenon and counterfeit Identification of Commercial Lophatheri herba

作　　者：张甜 郭耀丽 郑丽香[1] 詹志来 黄泽豪[1] ZHANG Tian;GUO Yao-li;ZHENG Li-xiang;ZHAN Zhi-lai;HUANG Ze-hao(Dapartment of Pharmacy,Fujian University of Traditional Chinese Medicine,Fuzhou Fujian 350122,China;Chinese Medicine Hospital of Tianshui City,Tianshui Gansu 741000,China;State Key Laboratory Breeding Base of Dao-di Herbs,National Resource Center for Chinese Materia Medica,China Academy of Chinese Medical Sciences,Beijing 100700,China)

机构地区：[1]福建中医药大学药学院,福建福州350122 [2]天水市中医医院,甘肃天水741000 [3]中国中医科学院中药资源中心道地药材国重点实验室培育基地,北京100700

出　　处：《时珍国医国药》2018年第11期2673-2675,共3页Lishizhen Medicine and Materia Medica Research

基　　金：中央本级重大增减支项目(2060302);福建省自然科学基金(2017J01538);福建省教育厅高校中青年教师教育科研项目(JZ160392)

摘　　要：目的鉴别新发现的一批掺伪淡竹叶种的伪品的基原,为淡竹叶的商品规范及质量控制提供参考依据。方法采用性状鉴别和显微制片、显微摄影等方法对淡竹叶的伪品进行比较鉴别。结果该批淡竹叶的掺伪品与白茅的叶在性状特征上,叶宽、叶中脉颜色以及质感是一致的;在叶显微构造特征方面,上、下表皮细胞的大小、中脉的性状、运动细胞的个数等是相同的;在叶的表面观特征中观察到气孔类型是相同的;在粉末特征方面,都有观察到同样的长非腺毛、短非腺毛、运动细胞以及导管。结论该批淡竹叶中的掺伪品为禾本科植物白茅(Imperata koneigii Beauv.)的叶,该现象为淡竹叶的一种新掺伪方式,应当注意鉴别。Objective Identification counterfeit of Lophatheri herba,for its future identification to provide a scientific basis.Methods The counterfeit of Lophatheri herba were identified by means of character identification and free hand slicing,surface tearing,powder making and photomicrography.Results The counterfeit of Lophatheri herba were consistent with Imperata koneigii Beauv.in characters,such as leaf width,leaf midrib color and texture.The counterfeit of Lophatheri herba were consistent with Imperata koneigii Beauv.in powder characteristics and aspects of the microstructure.Conclusion The counterfeit of the Lophatheri herba is the leaf of Imperata koneigii Beauv.

关 键 词：淡竹叶 伪品 性状鉴定 显微鉴定 白茅 

分 类 号：R282.5[医药卫生—中药学]