Essential oil composition of three species of Achillea from Kazakhstan

The chemical composition of essential oils of Achillea millefolium L., A. nobilis L from Kazakhstan flora and A. grandiflora Bieb introduced in culture at the Karaganda Botanic garden were determined by GC/MS. The main component in the essential oil of A. millefolium L and A. nobilis L. was found to be camphor, while it was beta-pinene for A. grandiflora.