Chemical composition and antimicrobial activity of the essential oil of Phlomis ferruginea Ten. (Lamiaceae) growing wild in Southern Italy

The essential oil of aerial parts of Phlomis ferruginea (Lamiaceae), growing wild in Southern Italy, was obtained by hydrodistillation and analysed by GC and GC-MS. 60 compounds, representing 92.3% of the oil, were identified. The major components were beta-caryophyllene (15.6%), hexadecanoic acid (12.8%), germacrene D (8.9%), caryophyllene oxide (6.7%) and alpha-thujone (5.5%). The evaluation of antimicrobial activity against some bacterial species has been tested