sentences:  The wooded hills to the east are rocky and dry, sporting primarily Small Leafed Peppermint, Brittle Gum and Scribbly Gum.This area has never been heavily grazed and is in its original natural condition, in 2001 a part of it was protected by the creation of the Burra Creek Nature Reserve.The steeper slopes of the hills to the west of the Burra Valley, including Mount Campbell and Mount Gibraltar (and known by some Burrans as the 'Purple Veil' range due to their shaded afternoon colour) are patchily covered by a forest type similar to the wet sclerophyll that occurs further to the west on the Mount Clear Range and in Namadgi National Park.