words - meaning rose red and meaning bark referring to the colour of the bark of this species. It is part of a small and complex group of species including Acacia adsurgens, Acacia kempeana and Acacia sibirica but is easily distinguished by the characteristic bark. Distribution It is native to a large area in the Northern Territory and the Pilbara, Goldfields, Mid West and Kimberley regions of Western Australia where it is commonly situated on granite outcrops, sand plains and rocky hills and rises growing in sandy to gravelly soils. The range of the plant extends into the Northern Territory to around the Ehrenberg Range in the east and to Docker Creek and Bloods Range in the south with one population being recorded in South Australia to the north of Tarcoola It is known to grow in rocky areas in red-brown loamy to loamy clay soils usually as a part of Mulga communities where it can form small nearly pure stands but is also associated with scrub heath, Casuarina scrub communities or commonly found along with spinifex. See also List of Acacia species References rhodophloia Acacias of Western Australia Flora of the Northern Territory Plants described in 1980 Taxa named by Bruce Maslin