Tree to 12 m high, ±viscid, with subpendulous branches. Branchlets with longitudinal green to brown, low ribs alternating with ±resinous bands, later terete and ribbed, glabrous. Phyllodes very narrowly elliptic, ±incurved, 6–9 cm long, 4–11 mm wide, l: w = 8–18, acute to acuminate, thin, glabrous except margins appressed-puberulous, resinous-punctate, with 2–5 distant main veins per face and some weaker longitudinal veins between, with anastomoses few and obscure. Inflorescences simple, 1–3 per axil; peduncles 6–11 mm long, antrorsely subappressed-puberulous; basal bract persistent; heads globular, 6–7 mm diam., 20–25-flowered. Flowers 5-merous; sepals united. Pods linear, to 7.5 cm long, 5 mm wide, firmly chartaceous, glabrous. Seeds longitudinal, oblong, c. 4 mm long, glossy, dark brown; aril small, terminal.
Restricted to the coastal zone, growing in moist sandy/shaly soils and conglomerates, especially along streams in gullies at margin of rain-forests, and on low hillsides.
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Grows in moist sandy/shaly soils and conglomerates, especially along streams in gullies at margin of rain-forests, and on low hillsides.
Can be grown by seedlings. Seeds needs soaking.