tropical heartwood Deciduous trees, up to 30-40 m height, thick bark, yellowish-brown, rough, Leaves simple, opposite, estipulate, ovate, obovate, apex acute or obtuse, margin entire, wavy. Flowers bisexual, white, inflorescence- terminal cymose panicles, stamens 5-6, equal, erect, ovary globose, superior, Fruit a drupe, globose, brown, densely hairy, covered by the inflated calyx, epicarp spongy, endocarp stony; seeds 1-4.