Abstract The essential oil isolated by hydrodistillation from the aerial parts of Ducrosia anethifolia (DC.) Boiss. was analyzed by capillary GC and GC/MS. Among the 33 compounds identified, the major components were decanal (18.8%), Î±-thujene (14.5%), decanol (9.3%), sclareol (6.8%) and limonene (5.1%).