Tree or shrub 3–6 (–10) m high. Branchlets red-brown, glabrous to appressed-puberulous. Phyllodes linear, usually 9–20 cm long and 1.8–3 mm wide, narrowed towards often ± uncinate apex, thin, glabrous to subglabrous, 1-veined per face; lateral veins absent or indistinct; glands prominent, exserted, 1–3, with lowermost usually 1–4 mm above pulvinus. Inflorescences racemose; raceme axes 1–3 cm long, slender, appressed-puberulous; heads globular, 12–20-flowered, bright yellow; peduncles 2–5 mm long, appressed-puberulous. Flowers 5-merous; sepals free. Pods linear, rounded on opposite sides over alternate seeds, to 14 cm long, c. 5 mm wide, thinly coriaceous, dark brown to blackish, with yellow margins, glabrous. Seeds longitudinal, oblong-ovate, 4–5 mm long; funicle sometimes partially encircling seed in a single fold, very pale red-brown; aril clavate.
Grows in loam, gravelly loam, light stony and skeletal soils in hilly terrain (escarpment, gullies, rocky slopes, dry stony hillsides, foothills) in eucalypt woodland and dry sclerophyll forest (often with ironbark and bloodwood), and in alluvial sandy and clay loams on creek banks and alluvial flats with Eucalyptus populnea, E. tereticornis, Corymbia tessellaris, often with grassy understorey.
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