Abstract The essential oil of the aerial parts of Achillea albicaulis C.A. Mey. was analyzed by capillary GC and GC/MS. The major constituents were 1,8-cineole (10.1%), camphor (9.2%), germacrene D (7.8%), piperitone (6.2%), Î±-pinene (5.9%) and artemisia ketone (5.7%).