Bouea macrophylla is a intertropical tree native to Southeast Asia,which belongs to the family Anacardiaceae and is associated with the mango.It is planted as a fruit tree, widely in Sumatra, the wetter parts of Java, Borneo, Ambon and Thailand.Perhaps it is commercially most important in Thailand.It is a large tree with a 60 feet (18 m) height, a straight bole and a thickset crown. The leaves are opposite, lanceolate to elliptic, 5-12 inches (13-30.5 cm) long and 2-3 inches (5-7.6 cm) wide, and similar to mango leaves. The flowers are small, cream colored and grouped in axillary panicles. The fruits are ovoid, 3-4 inches (7.6-10 cm) long, yellow to orange, with edible skin and juicy, sweet or sour, orange to red flesh surrounding a single seed. The seed has bright purple cotyledons and is edible.