A climber or shrub, branchlets tomentose to pubescent, prickles 0.5-5 mm long. Leaves 7-40 cm long, leaf rachis prickly; pinnae 4-10 pairs, 2.5-7.5 cm long; pinnules 5-12 pairs, mostly oblong, 7-18 mm long, 2-6 mm wide, apex obtuse, both surfaces finely pubescent, discolorous; petiole 30-80 mm long; stipules ovate, 4-20 mm long. Flowers in axillary or terminal racemes, 15-25 cm long; pedicels 15-30 mm long; sepals mostly shorter than petals; petals c. 10 mm long, yellow. Filaments 10-15 mm long. Pod oblong, flat, 6-10 cm long, c. 25 mm wide, pubescent, dehiscent. Seeds 4-9, globose to ellipsoid. |