Spindly, glabrous shrub or tree 2–8 m high. Phyllodes linear, 6–19 cm long, 2–5 mm wide, often ± gradually narrowed towards apex, thin, smooth or very finely wrinkled when dry, 1-veined per face; lateral veins obscure or absent; gland not or scarcely exserted beyond margin, 10–30 (–45) mm above pulvinus. Inflorescences 10–16-headed racemes; raceme axes 2–4.5 cm long; peduncles 3–6 mm long; heads globular, 12–16-flowered, creamy yellow. Flowers 5-merous; sepals united into a ± truncate calyx. Pods to 10 cm long, 8–10 mm wide, thinly coriaceous. Seeds longitudinal, elliptic, 4.5–5 mm long, ± shiny, black; aril clavate.
Grows in Eucalyptus forest, in shallow rocky soil derived from rhyolite or basalt, and in heath among rocks on mountain peaks, to 1200 m alt.