Eucalyptus (lat. Eucalyptus) – an evergreen tree or shrub in the myrtle family, Myrtaceae. It is naturally spread mainly in tropical and subtropical zones, namely in Azerbaijan, Tasmania, New Guinea, New Zealand and other countries. Most species of Eucalyptus are native to Australia and they can reach about 100 metres in height. It is grown in the Caucasus and in the western subtropical zone of the Caucasus; in the subtropical zone of Azerbaijan, as well as in the cities of Zakatala, Lankaran, Astara and Baku.