Tree to 25 m high; d.b.h. to 36 cm. Bark dark grey. Branchlets terete, angular towards apices, green, brown or purplish, mostly pruinose, glabrous except puberulous towards apices. Young foliage-tips whitish to grey or yellowish, hairy. Leaves coriaceous, glaucous to subglaucous; petiole above pulvinus mostly 1.3–4.5 cm long, slightly flattened vertically, with an often slightly elongated gland near lowest pair of pinnae; rachis 1–6 cm long, with orbicular jugary glands; interjugary glands absent; pinnae (2) 3 or 4 pairs, 4–8 (–9.5) cm long; pinnules (6–) 12–14 pairs, very narrowly elliptic-oblong, (10–) 15–34 mm long, (1.5–) 2.5–4 mm wide, with a prominent vein closer to upper margin (in upper ⅓) and 2 ± parallel minor veins not reaching margin, and with white, ± appressed, straight or curved hairs on both surfaces, with margin often dark red in upper ⅓ of pinnule, and apex broadly rounded or truncate. Inflorescences in axillary or terminal false-panicles; peduncles 3–5 (–7.5) mm long, glabrous. Heads 12–30-flowered, golden. Pods 4–11.5 cm long, 7–11 mm wide, coriaceous, brown, bluish or purplish brown, with paler margin, glabrous.
Grows in skeletal rocky soils, in steep mountainous country, in almost pure stands or with Acacia mearnsii, and in tall open forest with eucalypts and Tristaniopsis laurina (see D.J. Boland & S.J. Midgley, Acacia 'blayana' A.B.Court-a new Australian tree with a future?, Forest Genetic Resources Information No. 12: 21–23, 1983). Grows at 200–600 m alt.
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