Justification of Ecoregion Delineation
The Nullarbor Plains Xeric Shrubland includes the ‘Nullarbor’ IBRA, and is characterized by its unusual limestone substrate and uniform, treeless vegetation, mostly widespread saltbush and bluebush shrubs (Thackway and Cresswell 1995).
Thackway, R. and I. D. Cresswell. editors. 1995. An Interim Biogeographic Regionalisation for Australia: a framework for establishing the national system of reserves, Version 4.0. Australian Nature Conservation Agency, Canberra.
Prepared by: Angas Hopkins