白及属植物化学成分具有多种类型，包括联苄类、二氢菲类、菲类、联菲类、醌类衍生物等，具有止血、抗肿瘤、抗菌、抗炎、促进创伤愈合、促进细胞生长等药理作用。综述了国内外关于白及属药用植物的研究报道，分析了白及属植物化学成分的结构特点和药理作用，为该属植物的开发利用提供参考。

Phytochemical investigation indicates that plants of Bletilla Rchb. f. have many components with different chemical structures, including bibenzyl, dihydrophenanthrene, stilbene, biphenanthrene, and quinone. These compounds were found to have potent bioactivities, such as hemostasis, antitumor, sterilization and anti-inflammation, healing, and growth promotion of cells. This review focuses on the chemical structures of constituents and medical functions of genus, Bletilla Rchb. f. It would provide a good reference to further utilize this medicinal plant.

浙江省科技计划项目（2012C32010）