Abstract: In ordcr to find the aroma characteristics of the essential oil of Pelargonium gravcolens L'Herit. produced from different producing area, the chemical constituents of the Geranium oil from Kunming, Yuxi, Shiping, Binchuan in Yunnan province and Bour. France, Egypt were analysed quali-tatively and quantitatively by means of capillary GC/MS/DS on Finnigan- 4510, and 35 different constituents were identified. As the result, the aroma of the essential oil from Yunnan seemed to be formed mainly by a combination of citroncllol, citronellyl formate, gcraniol, and rose oxide, while that from France and Egypt appeared to be formed by geraniol, geranyl formate, citronellol, citronelly1 formate and linalool. They are possessed of different style and aroma characteristics.

Key words: Pelargonium graveolens

摘要： 为了探讨不同产地香叶油的香气特徵，我们对云南省昆明、玉溪、石屏、宾川产香叶油和法国波尔蓬，埃及产香叶油的化学成分用 Finnigan－4510型气相色谱／质谱／计算机联用方法进行了定性、定量分析，共分离鉴定了35个成分（见表 2）。

关键词: 香叶天竺葵, 精油分析, 香气剖析