Gairdner-Torrens, Lake Eyre, Flinders Ranges, Eastern, Eyre Northern and Southern Lofty, and Murray regions. Generally associated with <I>Eucalyptus camaldulensis</I> in open woodland vegetation, or in tall open shrubland associated with other <I>Acacia species</I> along creek banks and flood plains. Soils, mainly grey cracking and self mulching clays, calcareous loamy, alkaline and neutral red duplex. Rainfall 125-500 mm Also N.T., Qld, N.S.W. and Vic.