Acacia assimilis is a shrub or tree of the genus Acacia and the subgenus Plurinerves. It is native to an area in the Wheatbelt, Great Southern and Goldfields-Esperance regions of Western Australia. The rounded spreading and dense shrub or tree typically grows to a height of 1 to 3 metres (3 to 10 ft). It blooms from January to December and produces yellow flowers. There are two recognised varieties: \n* Acacia assimilis var. assimilis \n* Acacia assimilis var. atroviridis'