Climbing shrub or tree up to 10 m long; young branchlets glabrous or almost so. Leaves: pinnae 2–4 pairs, on long shoots with modified ± hooked pinnae; leaflets 7–10 pairs, narrowly oblong, 9–25(–38) x 3–9(–14) mm, rounded and sometimes emarginate at the apex, puberulous or sometimes glabrous. Racemes 1–3 together, 3–8 cm long, often aggregated on short lateral shoots; axis glabrous or almost so. Flowers yellowish. Calyx glabrous, 0.5–0.75 mm long. Corolla c. 2 mm long. Filaments c. 2.5–4 mm long. Pods 17–23 x 4.3–8.4 cm, straight or nearly so, subcoriaceous. Seeds c. 11–14 x 9 mm.
