Abarema cochliacarpos

Fig 3 and additional illustrations in Iganci & Morim (2009). Shrub or tree (2 –) 3 – 30 m tall. Stipules 0.3 – 1.5 mm long, caducous. Leaves with (1 –) 2 – 4 (– 5) pairs of pinnae; petiole 0.5 – 6.5 cm long; rachis (1.5 –) 5 – 9 (– 18) cm long; foliar nectaries on the rachis 0.5 – 1 mm diam., and on the pinnae rachillae 0.09 – 0.8 mm diam. Leaflets 2 – 6 pairs per pinnae, membranaceous, discolorous when mature, light green on the adaxial surface, dark green on the abaxial surface, obovate to oblanceolate, apex acute to acuminate, sometimes rounded on the young leaflets, the proximal leaflets (0.6 –) 1 – 2 (– 3.1) × (0.4 –) 0.8 – 1.5 (– 2.1) cm, the distal leaflets (1.2 –) 3.5 – 5.5 (– 11.5) × (0.7 –) 1.7 – 3 (– 5) cm, the apex acute to acuminate, sometimes rounded on the young leaflets, glabrous, venation usually not prominent, but sometimes with prominent venation on the abaxial surface. Inflorescences peduncle (2.8 –) 5 – 8 (– 11) cm long; bracts 0.3 – 1.10 mm, caducous; bracteoles triangular 0.4 × 0.3 mm, and spatulate 0.35 × 0.12 mm, pubescent. Flowers sessile but a few flowers, generally at the base of some racemes, can have pedicels 0.10 – 0.40 (– 0.88) mm long; calyx 1.2 – 2.8 mm long; corolla 4.1 – 7.8 mm long; stamens 9 – 18.3 mm long, including a staminal tube 3.1 – 7.5 mm long, this inserted in the corolla; anthers 0.06 – 0.3 mm long; ovary 0.8 – 1.7 mm long, glabrous, attenuate at the apex. Legumes (6.3 –) 14 – 25 (– 32) × 0.7 – 2.6 cm, apex rounded. Seeds 4 – 8.3 × 3.6 – 7.7 mm, with a smooth testa.