Acacia subflexuosa is a shrub of the genus Acacia and the subgenus Plurinerves. It is native to an area in the Peel and Wheatbelt regions of Western Australia. The dense shrub typically grows to a height of 0.25 to 1 metre (1 to 3 ft). It blooms from August to September and produces yellow flowers. There are two recognised subspecies: \n* Acacia subflexuosa subsp. capillata \n* Acacia subflexuosa subsp. subflexuosa