Bushy shrub or tree to 5–6 m tall. New shoots citron-sericeous; hairs ageing white. Branchlets glabrous. Phyllodes rather spreading, narrowly elliptic to lanceolate, ±inequilateral, straight to shallowly falcate, 6–11 cm long, 6–15 mm wide, acuminate, rather glaucous, glabrous, with 2 or 3 (-4) main nerves with numerous fine longitudinally anastomosing venules in between forming a microscopic reticulum. Inflorescences 3–5-headed very reduced racemes, often appearing as axillary fascicles; raceme axes 1–1.5 mm long; peduncles 4–7 mm long, sparsely to densely appressed-puberulous; heads globular, 4–5 mm diam., 35–45-flowered, golden. Flowers 4-merous; sepals c. ½-united. Pods submoniliform, strongly raised over and ±constricted between seeds, to 18 cm long, 7–8 mm wide, coriaceous to subwoody, glabrous. Seeds longitudinal, broadly elliptic to oblong-elliptic, to 7.5 mm long, subglossy, dark brown; aril large, hood-shaped, orange.