Wood waiting for climbing high 10 meters soft hairy little mucous covered old tree gray - brown shell นอกมี thorn thorn prickle end hooked on base of branches. Long thorns 1-3 mm
leaves petiole long rachis bipinnate assembly include 10-25 cm.By alternating stem barbed curved back 0.5-1.5 mm long. Periodically, the base of the stem, leaf has the ear characteristics เป็นเส้น 2 a long 3-4 mm loss before the leaves spread. On the base of the stem, the leaves away from the 10-15 glands 1-3 mm diameter mmThe concave dimple on the leaves on the stem rachis position was born pinnae pairs and pairs from the end of 1 2-3 shaft toward and flat circular shape, diameter, 1-2 mm. Pinnae born a pair of opposite 6-18 pairs include rachilla 2-10 cm long petioleLeaves are arranged in alternating pairs of 20-70 no petiole sub sub leaf edges parallel to leaf base oblique leaf tip pointed or rounded slightly sheet battlements pretty midrib. Unequal, smooth edges. Leaves the skin smooth. The width of 0.5-1.2 mm long 2.5-6 mm.Petiole hairy little light
flowers bouquet of flowers panicle of globose head was born at the end of branches. Peduncle length to 40 cm's work of head 8-2 cm long. The diameter head of flowering 10-13 mm.On the base of sub flowers crowded flower has no stem sub domed flower bract subsidiaries is long 0.5-0.8 mm. Sepals green color lines, 5 lobes adjacent cup shape 0.8 mm wide. Long 2 mm. PetalsGreenish white, split ends 5 shallow lobes hairy surface petals small covered petals 5 petals, white ตอนปลายกลีบ, green algae, adjacent a white base. 2.5-3 mm long petals, anthers, the filament is a line of light yellow 3-4 mm long separation.Anthers yellow. Pistil 1. Ovary superior ovary green flat, with a hairy little 1 mm long hairy little cover style white. 3-4 mm long stigma as tuberculous marginal placentation
.Fruits and seeds. The drying effect legume flat, wide 1.8-2.5 cm long, 6-12 cm. Seeds flat.
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