Acacia auronitens is a shrub belonging to the genus Acacia and the subgenus Phyllodineae. It is native to an area in the Wheatbelt and the Mid West regions of Western Australia. The spreading and prickly shrub typically grows to a height of 0.1 to 0.5 metres (0 to 2 ft). It blooms from September to December and produces yellow flowers. The species has two recognised varieties: * A. auronitens var. auronitens * A. auronitens var. mollis