Shrub or tree to c. 4 m high. Branchlets angled at extremities, dark reddish, glabrous. Phyllodes commonly ascending to erect, narrowly oblanceolate to narrowly elliptic or almost linear, straight to shallowly incurved, mostly 4–8 cm long and 4–8 mm wide, thin to moderately coriaceous, glabrous, with distinct midrib and marginal veins; lateral veins absent or few and obscure; glands prominent and normally exserted, usually 2 or 3, with lowermost 5–20 mm above pulvinus. Inflorescences racemose; raceme axes 2–5 cm long, glabrous; peduncles 3–6 mm long, glabrous; heads globular, small, 15–25-flowered, pale yellow; bracteole laminae subcircular. Flowers 5-merous; sepals united. Pods straight-edged or slightly constricted between seeds, to 12 cm long, 8–10 mm wide, thinly coriaceous, dark brown or reddish brown, glabrous, slightly shiny. Seeds longitudinal, narrowly oblong to slightly elliptic, 7–8 mm long, slightly shiny, black, minutely pitted; aril clavate.