Objective:To study the microscopic structure of Dioscorea nipponica to provide the scientific basis for making quality standard and developing and using it well.

• 目的:观察穿龙薯蓣的显微构造,明确其鉴别特征,为进一步制定穿龙薯蓣的质量标准及开发利用提供科学依据。