Leaflet up to 15(17.5) × 12(15.5) cm, broadly elliptic to suborbicular, rounded to slightly cordate at the base, obtuse to rounded or emarginate at the apex; petiole up to 10(12.5) cm long.
Young branches, petioles and surfaces of young leaves, stipules, pedicels, bracteoles and calyces covered with dense brown tomentum, upper surface of leaves soon glabrescent.
Petals white with yellow markings at the base of the standard; standard 16–21 mm long; wings slightly shorter; keel petals about as long as the standard.
Calyx 10–18 mm long, spathaceous, usually falling before the petals.
Ovary c.7 mm long, densely brown-or greyish villous.
Pod up to 18 × 3.5 cm, brown-tomentose.
Shrub or small tree up to 10 m high.