Chamaecrista grandiglandulata

Annual herbs to 1.5 m high. Stems erect, arising from a woody rootstock, erect, usually branching above the middle, pubescent, with short curved hairs. Leaves paripinnate, 40 – 74 × 3 – 7 mm; slightly tapering distally, stipules triangular, 6 – 8 (9) mm long, glabrous, base oblique, apex narrowly acuminate, margin with short hairs; extrafloral nectaries at or near top of petiole, large, overlaps the sides of petiole, 1 – 2 × 0.5 – 1.0 mm, sessile, oval to circular or elliptic, brown; rachis crested. Leaflets 40 – 74 - jugate, base oblique, apex mucronate; margin with curved scattered hairs. Inflorescence supra-axillary, 1 – 2 flowered; flowers 6 – 10 × 5 – 8; bracts pubescent, base oblique, apex acuminate; bracteoles 2, glabrous or with short hairs, towards the top of pedicel. Pedicels with short or curved hairs, at flowering 5 – 7 mm long, at fruiting 7 – 10 mm long. Sepals 5, narrowly lanceolate, 5 – 6 × 1 – 4 mm, with short appressed hairs. Petals 5, oblong, 5 – 10 × 3 – 5 mm, pale yellow. Stamens 10, straight or slightly curved, anthers in two series, 6 small 2 – 4 mm long, 4 large, 5 – 10 mm long, with short filaments ± 1 mm long. Ovary ± 7 mm long, densely covered with greyish to whitish matted hairs, style curved, glabrous. Pods straight or slightly curved in the middle, 32 – 50 × 3 – 4 mm, flattened, with short or long fine hairs. Seeds 2.0 – 3.5 × 1.5 – 2.5, rhomboid, flattened, dark brown to blackish. Figure 12.