Abstract: Gongshisong is of folk flavor in southern Fujian Province, China. In this paper, the pharmacognosy traits (morphology), tissue structure and microscopic characteristics of this folk herb are described. And it is confirmed that the medicinal origin of Gongshisong is the whole plant of Ludisia discolor (Orchidaceae).

Key words: Gongshisong, Ludisia discolor, pharmacognostic identification, folk-herb

摘要： 对具有闽南民间特色的草药公石松原植物进行鉴定，确认其来自兰科Orchidaceae血叶兰属植物血叶兰Ludisia discolor的全草，并对其生药性状、组织构造、粉末显微特征等进行观察描述，旨在为该药的正确鉴别应用，以及进一步研究开发提供参考。

关键词: 公石松, 血叶兰, 生药鉴定, 民间药