Six perennial groundcovers including Alchemilla mollis, Nepeta x faassenii, Phlox subulata, Sedum acre, Solidago cutleri, and Thymus praecox were investigated for the allelopathic potential of their respective foliar tissues via evaluation of volatile constituents produced by foliage. These
The essential oil from THYMUS PRAECOX Opiz ssp. arcticus (E. Durand), Jalas, a widely distributed plant in Iceland, was proved to contain linalyl acetate as main component (70%). Within the sesquiterpene fraction, beta-caryophyllene (4%), germacrene D (3%), beta-bisabolene (2%),