Composition of the Essential Oils of Bupleurum falcatum L. and Bupleurum gerardi All. from Iran

Abstract Water-distilled essential oils from the aerial parts of Bupleurum falcatum L. and Bupleurum gerardi All. were analyzed by GC and GC-MS. Eighteen compounds representing 90.0 % of the oil of B. falcatum were identified, among them α-pinene (29.4 %) and spathulenol (27.7 %) being the major ones. The oil of B. gerardi was characterized of higher amounts of undecane (62.9 %) and germacrene D (11.1 %) among the sixteen components comprising 96.2 of the total oil detected.