【摘要】 对金纽扣的显微结构进行了研究。结果表明,金纽扣的显微结构鉴别特征为:根部次生构造不发达,皮层裂隙较多,维管束辐射型,根横切面观细胞壁普遍较厚;茎中内皮层凯氏点明显,髓部大,中央破裂呈空洞状,周围有若干裂隙;粉末中可见花粉粒,球型,有刺状雕纹。更多还原

【Abstract】 Objective:This paper reported the microscopic characters of Spilanthes acmella(Linn.)Murr.The results showed that secondary structure of root was undeveloped, there were mass crannies in cortex,vascular bundle were radial pollens were seen, cell wall showed a little thick in common;the casparian dots in the inner cortex of stem were obviously detected, round pith was large and showed vacancy in center and several crannies;in powder,with roundness type and spiny rilievi.更多还原