[Objective] The objective was to optimize the extraction condition of flavonoids compound from Viola philippcia Cav and provide the theoretical basis for the development and utilization of V.philippcia.[Method] With V.philippcia as experimental material,on the basis of comparison on alkali extraction method,enthanol extraction method and microwave extraction method,the optimum extraction method was selected by orthogonal test.Under the optimum condition,the flavonoids compound content in the root,stem,flowe...