Acacia binata is a shrub belonging to the genus Acacia and the subgenus Phyllodineae endemic to Western Australia.
The dense, domed and spreading shrub typically grows to a height of 0.25to. The fleshy, flat, green phyllodes are slightly depressed to planoconvex in shape with a length of and a width of with three obscure nerves.[1] It blooms from August to October and produces yellow flowers. The inflorescences are situated on two-headed racemes that have a long axes. The spherical flower-heads have a diameter of and contain between ten and twenty golden flowers. The black seed pods that form after flowering and often curved or irregularly coiled and have a length of around and a width of . The grey to grey-brown seeds inside have an oblong-elliptic to ovate shape with a length of .[1]
It has a discontinuous distribution and is native to an area in the Wheatbelt, Goldfields-Esperance and Great Southern regions of Western Australia where it is found in low-lying areas an undulating plains growing in rocky clay-loam soils. It is found from around Ongerup in the west to around Mount Beaumont which is around north of Esperance.[1]