Multistemmed shrub to c. 2 m tall; branches ascending, glabrous; branchlets angular, ribbed, sometimes bare towards tips. Phyllodes linear-elliptic to linear-obovate, to 9 cm long, to 10 mm wide, dull yellow-green, convex above, margins slightly recurved, apex acute to obtuse, mucronate, base tapering, articulate, subsessile; midrib prominent, venation longitudinal, conspicuous, a strong nerve near each margin. Inflorescences 1–4 per axil, subcorymbose, 5–10-flowered, rachis usually 2.5–15 mm long; peduncle 1.5–10 mm long; pedicels 1–4 mm long, subtended by a subulate appressed bract c. 1 mm long. Calyx 3.5–4.5 mm long including 1–2.5 mm receptacle, upper 2 teeth united into a nearly entire lip; corolla mostly orange-yellow; standard transversely broadly elliptic, 5.5–6.5 mm long, 6–7 mm long, orange-yellow with a maroon marking. Pod obliquely triangular, 5–10 mm long, 3.5–6 mm wide; seeds usually 2, ovate-reniform, 2.5–3.5 mm long. Flowers Aug.–Dec.