Cassia roxburghii

Red cassia is a graceful tree with spreading, drooping branches appearing to be over-weighted. It's a spherical tree, 5-10 m tall, with slender downward curving branches.
BARK:
LEAVES: 13-35 cm long, leaflets 8-20 pairs, oblong, ovate-elliptical, unequal sided, 1.5-4.5 cm long, 1-2 cm wide.
FLOWERS: single clusters in the axils of leaves, terracotta red with fine green veins, deeper in tone on the under surfaces, pedunculate axillary raceme, peduncle 1-2 cm long, axis 5-9 cm long. Pedicel 1.5-2.5 cm long. Calyx hairy, sepals ovate, 4-7 mm long. Petals 10-15 mm long, oblong-obovate, hairy externally. Stamens 10, 4 long, 3 medium sized and 3 small, not swollen in the middle. The older blooms are very bright pink.
FRUIT: pod 20-30 cm long, c. 2 cm broad, cylindrical, glabrous.

An ornamental tree.
The wood is also used for making naves of wheels and handles of tools.

Red cassia is native to Sri Lanka and southern India, and dispersed to many tropical countries. The tree has a light crown. When in flowering season, it is covered by a mass of small red flowers. In Kampala, this tree can be found wihin Makerere university among other places.