目的研究土人参根、茎、叶不同部位的显微特征,并比较不同部位的显微结构差异。方法采用显微鉴定方法研究其根、茎、叶的横切面及粉末特征,并比较异同。结果该植物不同部位横切面的显微构造及粉末特征既有许多共性,又存在些许差异。结论为土人参的应用及质量标准的制定提供了可靠的鉴定依据。 Objective To study the microscopic characteristics of different parts of ginseng roots, stems and leaves, and to compare the microstructure differences of different parts. Methods Microscopic identification method was used to study the cross section and powder characteristics of roots, stems and leaves, and to compare similarities and differences. Results The microstructures and powder features of cross sections of different parts of the plant had many commonalities and slight differences. Conclusion The application of ginseng and quality standards to provide a reliable basis for identification.