Kingdom- Plantae

Clade- Angiosperms

Order-

Family- Leguminosae

Habitat- Cultivated for fuel wood and fodder

Flowering period- November-April

Distribution- Originally from tropical America

Characters- trees, leaves bipinnate, alternate, pulvinate, lamina, obliquely oblong or obliquely-lanceolate, margin entire. Flowers bisexual, greenish-white in axillary umbels, globose, calyx 5-toothed,petals 5,free stamens 10,ovary superior style has long as ovary. Stigma simple. Fruit a pod, linear-oblong, flat, dehiscent seeds 15-20 brown, glossy.