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savannas. Farther west the trees disappear and the savannas give place to
the bushlands. The real desert occupies the centre of the Western Plateau.
In the very southwest there are thin forests of evergreen trees.
Plants
A rich variety of plant can be found in the natural landscapes of
Australia. A lot of species can be found in wet tropical forests in the north and
in temperate rainforests in the south.
The biggest family of the native plants is the myrties. They include
more than 500 species of eucalyptus, or gum trees. Only the big river red gum
is seen everywhere. These can be found beside rivers and dry riverbeds.
Some gum trees are valuable timber species and have been cut down for
many years. Gum tree leaves are full of oils, which evaporate easily. That why
the Blue Mountains are called like that, because the evaporateing eucalypt
oils, which make the air blue.
Another big family of native plants is acacias