Analyzed by GCS, 50 components were determined from the root of Clematis chinensis,29 components from the stem Qf C. chinenses,53 components from the root of C. obscura,and 16 components from the stem of C.

• 对威灵仙、灵仙苗、东北铁线莲、秦岭铁线莲、秦岭铁线莲茎叶所含挥发油类成分（有效镇痛部位之一）进行了含量测定及GC－MS成分分析研究，首次测出灵仙苗含挥发油类成分29种，东北铁线莲47种，秦岭铁线莲53种，秦岭铁线莲茎叶16种及测出威灵仙根含挥发油类化学成分约50种。