Steam volatile leaf oils of some Western Australian Eucalyptus species

Abstract

<jats:title>Abstract</jats:title><jats:p>The volatile leaf oils of <jats:italic>Eucalyptus calycogona</jats:italic> Turcz., <jats:italic>E. celastroides</jats:italic> Turcz. ssp. <jats:italic>celastroides, E. clelandii</jats:italic> (Maiden) Maiden, <jats:italic>E. grossa</jats:italic> F. Muell. ex. Benth., <jats:italic>E. salubris</jats:italic> F. Muell. var. <jats:italic>salubris, E. salubris</jats:italic> var. <jats:italic>glauca</jats:italic> Maiden, <jats:italic>E. stricklandii</jats:italic> Maiden, <jats:italic>E. tetragona</jats:italic> (R.Br.) F. Muell. and <jats:italic>E. woodwardii</jats:italic> Maiden, isolated by stream distillation, were analysed by GC‐MS. In addition to the usual monoterpenoids and sesquiterpenoids, substantial amounts of the phenolic ketone torquatone were also present in some of the oils.