Inflorescences axillary and terminal, racemose, 5–6(12) cm long, usually much shorter than the subtending leaf; peduncle 3 cm long; bracts up to 1.2 cm long, linear-lanceolate, soon falling; pedicels 6–8 mm long; bracteoles 3–6 × 1 mm, elliptic-oblong or lanceolate, deciduous.
Standard white or pink with yellow base, 2.3 × 1.3 cm, or 2.5 cm in diameter, oblong or ± round, with claw 3 mm long; wing blades 23 × 5 mm, narrowly oblong, curved, with claw 5 mm long; blades of keel petals curved, 17 × 7 mm with auricle rounded and claw 8 mm long.
Seeds dark brown, 1.5–2.5 × 1.3–1.7 × 0.5 cm, semicircular, elliptic or subquadrate in outline.
Filament sheath 1.1–1.3 cm long; free parts of filaments 5–8 mm long; anthers 0.7 mm long.
Shrub or tree, 9–12(20) m tall; trunk 20–40 cm in diameter; bark finely fissured.
Pods purplish, 5–11 × 2–2.5 cm, obovoid, beaked, glossy and venose, 1–3-seeded.
Young stems, buds, leaf rachides and petiolules densely ferruginous velvety.
Calyx bright rose-coloured, pubescent; tube 4–7 mm long; lobes 2–3 mm long.
Ovary 1.1–1.2 cm long, densely pubescent, 2–3-ovuled; style 6–7 mm long.