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DescriptionUnarmed trees. Leaves paripinnate; specialised glands on petiole and rhachis 0. Leaflets opposite or subopposite; petiolule twisted; lamina with a small dot-like gland on the under-surface of each leaflet near the margin on the side nearest the leaf base. Inflorescence a simple raceme or racemes arranged in panicles. Flowers arranged spirally. Bracteoles large, caducous. Calyx tube elongate. Sepals 4, unequal. Petal 1, large, clawed, the others incompletely developed or 0. Stamens (in ours) normally 7 fertile and 2 staminodes. Style long with a small stigma. Pod dehiscent, with 2 thick valves. Seeds embedded in a white pith with a basal, brightly coloured, aril.