Shrub or tree 2–6 m high. Bark smooth or finely fissured, dark brown. Branchlets terete, with white or pale yellow appressed hairs. Young foliage-tips yellowish green. Leaves ± coriaceous, dark green; petiole mostly 1.5–4 cm long, with a gland ¼–½ way below and another often at base of lowest pair of pinnae; rachis 1–6 cm long, with 1 jugary gland at all or most pairs of pinnae, and 1–7 interjugary glands between pairs of pinnae; pinnae 1–6 pairs, 1–8.2 cm long; pinnules 12–35 pairs, narrowly oblong to ± linear, (3–) 10–20 (–25) mm long, (0.6–) 1–2 (–3.7) mm wide, usually 2-veined with a groove-like, percurrent vein and sometimes a shorter basiscopic vein, appressed-ciliolate otherwise ± glabrous, obtuse. Inflorescences in axillary racemes or terminal false-panicles; peduncles (5–) 6.5–10 (–11.5) mm long, yellow-hairy. Heads globular, 24–32 (–43)-flowered, pale yellow or golden. Pods curved or twisted, convex and corrugated over seeds, 2–14 cm long, 8–13 mm wide, coriaceous, blackish brown, appressed-puberulous, glabrescent.
Grows in open forest, on steep rocky slopes and narrow knife-edge ridges, in skeletal soil over granite on its boundary with indurated metamorphic shales.
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