Tree ferns, orchids and large trees can also be found.
Trunks of palm trees and tree ferns are often used for building.
Cyatheaceae are the largest family of tree ferns, including about 500 species.
They stood 8 m (34 ft) or more tall, and looked like the modern tree ferns.
The tree fern will suffer if left to stand in waterlogged soil.
In the later part of this period tree ferns tended to take over from lycopsid trees.
The trunk of this tree fern is erect and may be 5 m tall or more.
The main plant group is the collection of Australian tree ferns, some of which have lived here for 120 years.
It nests in trees, tree ferns and sometimes on the ledges of buildings.
Other flora of the reserve include giant tree ferns and blue lichen.