The shrub or tree typically grows to a height of and produces yellow flowers from May to November. It has an erect or lowspreading habit with ribbed and glabrous branchlets. Like most species of Acacia it has phyllodes rather than true leaves. The evergreen and erect phylodes have a narrowly oblong-elliptic shape and are straight to shallowly incurved. The phyllodes have a length of and a width of and can be coarsely to sharply pungent. The glabrous and rigid phyllodes have five to seven raised and equally prominent nerves.