Volatile oils of Mesua ferrea (L.) from Assam, India

The essential oils from the bark, leaves, buds, and flowers (full bloom) of Mesua ferrea Linn., Guttiferae, were analyzed by high resolution GC and HRGC/MS, Between 32 and 50 components were identified in the oils from the different plant parts, accounting for 82% to 97% of the total yields. Substantial variations in the relative concentrations of several constituents were noticed. The bark oil was rich in (E)-a-bisabolene (31.3%) and a-seHnene (12.2). The predominant components in the oils of tender and mature leaves were a-copaene 09.3% and 9,9%) and beta-caryophyllene 08.8% and 26.00/0), The bud and flower oils also contained alpha-copaene (28.7% and 20.2%), and in addition germacrene D (9.0% and 16.1%).