米口袋为云南习用地丁的品种之一，来源于豆科米口袋属植物米口袋的全草，在云南各民族中广泛应用。本文对川滇米口袋及白花米口袋的植物来源、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，并为开发利用这一药物资源提供了理化依据。

Both Gueldenstaedtia delavayi (Franch) Tsui and G.delavayi Fr.f.alba H. P. Tsui are varieties of Gueldenstaedtia Fisch of Leguminosae. They are widely used in Yunnan province and local minority nationalities as TCM of Violaceae, such as Viola yedoensis Mak., for the treatment of ulcers, carbuncles, furuncles and various pyrogenic infections. For the purpose to provide a theoretical basis for their rational exploitation and utilization, their origin, gross and microscopic pharmacognostic characteristics and physico-chemical properties were studied and reported.

云南省教委应用基础研究课题