Chemical Composition of Cypress Essential Oils: Volatile Constituents of Leaf Oils from Seven CultivatedCupressusSpecies

Essential oils from leaves of cypress cultivated in France that originated from various geographic origins were analyzed by GC/MS. In total 120 constituents were characterized, from which 46, 57, 52, 57, 59, 67, and 58 compounds were found in the oils of Cupressus atlantica Gaussen, C. cashmeriana Royle, C. chengiana Hu, C. duclouxiana Hickel, C. funebris Endl., C. guadalupensis S. Wats, and C. macnabiana A. Murr., respectively. The main components of the oils were found to be: α-pinene and δ-3 carene for C. atlantica Gaussen; α-pinene and sabinene for C. cashmeriana Royle, C. chengiana Hu and C. funebris Endl.; α-pinene and α-cadinol for C. macnabiana A. Murr; α-pinene, terpinen-4-ol and a sesquiterpene for C. guadalupensis S. Wats; limonene and α-cadinol for C. duclouxiana Hickel.