响铃豆为云南习用地丁——黄花地丁的品种之一,来源于豆科猪屎豆属植物响铃豆Crotalaria albida Heyne.的全草,在云南各民族中广泛应用.对其植物来源、药材性状、显微及理化鉴别特征作了初步研究,为云南地丁的品种整理研究提供了资料,并为开发利用这一民族药资源提供了理论依据. The bell bean is one of the species of the species Dioscorea viridis used in Yunnan, originating from the whole plant of Crotalaria albida Heyne. It is widely used in various ethnic groups in Yunnan. A preliminary study was made on the characteristics of medicinal materials, microscopic and physicochemical identification, which provided information for the study of species management of Yunnan terracotta, and provided a theoretical basis for the development and utilization of this ethnic medicine resource.