Changes

{{Leaf|Bipinnate|Alternate|stipulateStipulate; stipules minute, free, lateral, lanceolate, cauducous; rachis 3-15 cm, slender, pulvinate, with a gland near the base on the upper side, yellow tomentose; pinnae 3-16 pairs, opposite, even pinnate, 2.5-7 cm, slender, rachis with a bristle at the terminal end, with a gland in between terminal pairs on the upper side or between all pairs; leaflets 20-60, opposite, even pinnate, estipellate, lamina 3-8 x.1-2 mm, sessile, linear, base oblique, apex subacute or obtuse, margin entire, ciliate or glabrous; surface appressed-pubescent or glabrescent, chartaceous; midrib more or less central, rarely towards the distal margin, lateral nerves obscure.}}<ref name="Leaf"/>

{{Flower|Bisexual|heads Heads solitary or 2-3 in axillary fascicles|Pale yellow| 6-8 mm long; peduncle to 5 cm, slender, densely pubescent; bracts to 5 mm, cauducous; pedicel to 1 mm, puberulous; calyx funnel-shaped, 1-2×1-1.5 mm, puberulous, teeth 5, short; corolla, 3-4 mm long, glabrous except the bearded apex, lobes 5, oblong-lanceolate; stamens many, 1-1.5 cm long, monadelphous at base, tube as long as or slightly shorter than the corolla tube, filaments long exserted; ovary stipitate, pubescent, style filiform, stigma minute. }}

{{Fruit|Pods|10-24 x 2.5-4 cm|| flatFlat, greyish-brown, veiny, straight or wavy along margin, base and apex rotund, horned, indehiscent| seeds Seeds 6-13, compressed, ovate-orbicular.|}}