Bouea macrophylla

Bouea macrophylla, commonly known as gandaria, Burmese plum, Marian plum, plum mango, mango plum or maprang in English, is a species of flowering plant native to Southeast Asia. The tree belongs to the family Anacardiaceae which also includes mango and cashew. The tree and its fruit are commonly confused with the closely related Bouea oppositifolia, both of which show considerable morphological variation. B. macrophylla has long lanceolate leaves and round yellow fruit, while B. oppositifolia has shorter oblong leaves and oval red/yellow fruit....read more on Wikipedia.