Restricted to a small area in the North-Eastern region at Mount Gason Bore. On flats and low stony rises, associated with <I>Atriplex spp</I>. and <I>Sclerolaena spp</I>. Als0 N.T. (Andado Station P. K. Latz 6790 15.4.1977). Soils; crusty alkaline and neutral red duplex. Rainfall ca. 150 mm.