Slender erect shrub 2–4 m tall; branches arching, glabrous, somewhat glaucous; branchlets angular-terete. Phyllodes linear to narrow-elliptic, 4–15 cm long, 5–25 mm wide, grey-green, coriaceous, margins entire, apex acute, tapering gradually to an articulate petiole-like base 2–10 mm long; midrib prominent, secondary venation pinnate, tertiary venation obscure. Inflorescences 1–3 per axil, racemose, 5–15-flowered, rachis usually 20–30 mm long; peduncle 2–10 mm long; pedicels 1.5–4 mm long, subtended by an obovate to spathulate bract 2-mm long. Calyx 4.5–5 mm long including c. 1.5 mm receptacle, upper 2 teeth united into a nearly entire lip; corolla mostly orange-yellow; standard depressed-ovate, 8.5–11 mm long, 9.5–11.5 mm wide, orange-yellow with a brownish-red marking. Pod obliquely triangular, 7–10 mm long, 5–6 mm wide; seeds compressed ovoid, c. 3 mm long. Flowers Sep.–Dec.