Shrub or tree to 4 m high. Bark slightly fibrous, brown or grey. Branchlets slightly angular, tomentose, ribbed. Phyllodes obliquely narrowly elliptic to elliptic, 10.5–19.5 cm long, 30–100 mm wide, papery to slightly coriaceous, with 2–4 prominent main veins concurrent with each other and abaxial margin near base (vein nearest abaxial margin terminating towards apex); minor veins closely reticulate, with interstices ±square with free nerve-endings; gland prominent, basal. Spikes 3–7 cm long, golden. Flowers 5-merous; calyx 0.7–0.8 mm long, dissected to ⅕–⅓, villous; corolla 2–2.4 mm long, dissected to 1/2, villous; ovary densely villous. Pods linear, coiled in masses, to 7 cm long, 3.5–5 mm wide, tomentose. Seeds longitudinal, ±oblong, 3.9–4.5 mm long, black; areole ±oblong, open or almost so.
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A shrub or small tree. It grows 4 m tall. The small branches are slightly angular. The leaves (phyllodes) are narrow and 7-19.5 cm long by 25-70 mm wide.