Dicksonia and Hardenbergia, are found in Australia?
Dicksonia Dicksonia is a genus of tree ferns in the order Cyatheales. It is regarded as related to "Cyathea", but is considered more primitive, dating back at least to the Jurassic and Cretaceous periods. The fossil record includes stems, pinnules, and spores.
Aegialitis Aegialitis is a genus of two shrubby mangrove species, with one native to Southeast Asia and the other native to Australia and Papua New Guinea.