 The pods are raised over and constricted between seeds and have a length of up to and a width of with longitudinal nerves.The soft, dull, brown coloured seeds within the pods are arranged longitudinally and have an oblong or broadly elliptic shape and are flattened but thick with a length of and have a filiform funicle.Two species, brigalow ("A. harpophylla") and gidgee ("A. cambagei") form open woodlands on flat and gently undulating terrain on heavy and relatively fertile clay and clay-loam soils primarily in the 300-700mm annual rainfall region of Eastern Australia.