Abstract The essential oil of the aerial parts of Semenovia suffruticosa (Freyn et. Bornm.) Manden, which is a native plant of Iran, has been analyzed by GC and GC/MS. The major constituents were linalool (13â9%), lavandulyl acetate (11.5%), (E)-Î²-ocimene (8.6%), terpinen-4-ol (7.7%) and lavandulol (6.6%).