Acacia buxifolia, commonly known as box-leaf wattle, is shrub species that is endemic to Australia. It grows to up to between 1 and 4 metres high and has phyllodes that are 10 to 45 mm long and 2 to 11 mm wide. The bright yellow spherical flowerheads appear in groups of 2 to14 in the axils of the phyllodes from July to November in the species native range, followed by straight or curved seed pods which are 30 to 70 mm long and 5 to 8 mm wide. The species occurs in dry sclerophyll forest, woodland or heath in Victoria, New South Wales and Queensland.