The essential oils of nine species of oregano (Oreganum calcaratum Jussieu, Oreganum laevigatum Boissier, Oreganum majorana var. majorana Linné, Oreganum majorana var. tenuifolium L., Oreganum microphyllum Vogel, Oreganum ramonense Danin, Oreganum rotondifolium Boissier, Oreganum vulgare ssp. virens L., Oreganum vulgare ssp. vulgare L.) were studied by GC and GC-MS; 134 constituents were identified. Essential oils compositions are generally close to those described in the literature. This study reveals new compositions.

No abstract

No abstract