<P> Eucalyptus oil is the generic name for distilled oil from the leaf of Eucalyptus, a genus of the plant family Myrtaceae native to Australia and cultivated worldwide . Eucalyptus oil has a history of wide application, as a pharmaceutical, antiseptic, repellent, flavouring, fragrance and industrial uses . The leaves of selected Eucalyptus species are steam distilled to extract eucalyptus oil . </P> <P> Eucalyptus oils in the trade are categorized into three broad types according to their composition and main end - use: medicinal, perfumery and industrial . The most prevalent is the standard cineole - based "oil of eucalyptus", a colourless mobile liquid (yellow with age) with a penetrating, camphoraceous, woody - sweet scent . </P>

Which part of eucalyptus tree gives us oil