Spindly open shrub to 3 m tall, glabrous, occasionally semi-weeping. Branchlets angled, often flattened at apices, sometimes narrowly winged, green, with yellowish ribs. Phyllodes often few, distant and resembling the branchlets, frequently filiform, slender, normally ±pentagonal in section, rarely flat, 6–24 cm long, 0.8–1.8 mm wide, with somewhat indurate mucro, with 5 prominent yellowish nerves (the adaxial 2 forming a broad upper margin). Inflorescences comprising racemes resembling the branchlets, sometimes simple; peduncles 3–8 mm long; heads globular, 12–24-flowered, light golden. Flowers 5-merous; sepals united to near apex; petals 1-nerved. Pods linear, submoniliform, straight to shallowly curved, to 9 cm long, 3–4 mm wide, firmly chartaceous to thinly coriaceous. Seeds longitudinal, oblong to oblong-elliptic, 4–5 mm long, shiny, dark brown; aril apical.
Grows in sand, laterite, sand over laterite, sandy loam and gravelly sand, in the understorey of mainly eucalypt forest along watercourses.
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