Objective: To provide the scientific evidence for the identification of Gymnema Sylvestre (Retz.) Schult.
前言：目的：为匙羹藤的鉴别提供科学依据。
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Methods The volatile oil chemical compositions of leaf of Gymnema sylvestre(Retz. )Schult were extracted by water vapor distillation, and then were separated and identified by GC-MS.