Viscid shrub or tree 1-8 m high. Branchlets sometimes flexuose and/or pendulous, terete or angled, glabrous or appressed-puberulous on ribs. Phyllodes variable, narrowly elliptic to oblong-elliptic, lanceolate or linear, 2-15 cm long, 2-30 mm wide, thin, usually obviously resinous-punctate, glabrous or margins and main nerves appressed-puberulous, 2-nerved per face but adaxial nerve sometimes indistinct; lateral nerves absent or few and obscure; gland 0-4 mm above pulvinus. Inflorescences simple, 2 or 3 per axil, sometimes 2-6-headed racemes with axes to 2 mm long; peduncles 3-10 mm long, glabrous or hairy; basal bract persistent or caducous; heads globular to obloid, 30-60-flowered, creamy yellow to golden. Flowers 5-merous; sepals united almost to their apices. Pods narrowly oblong to linear, to 12 cm long, 3-6 mm wide, thinly coriaceous, usually glabrous. Seeds longitudinal, oblong, 3.5-5 mm long, shiny, dark brown to blackish; aril terminal.
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A shrub or small tree. It grows 1-6 m tall. The phyllodes vary in length, width and shape. The flower heads are round and yellow. The seed pods are 10 cm long. The seeds are shiny and black.