A guide to the most commonly available aromatherapy oils. This book gives vital information on plant origins, medical herbalism and the properties and actions of herbs and essential oils. It covers 165 oils, their actions, characteristics, principal constituents and folk traditions. Part 1 An introduction to aromatics: historical roots; aromatherapy and medical herbalism; the body -- actions and applications; how to use essential oils at home; creative blending; a guide to aromatic materials. Part 2 Therapeutic index. Part 3 The oils.