Buchanania lanzan

Buchanania lanzan, commonly known as charoli nut, almondette, Cuddapah almond, calumpong, Hamilton mombin, is a deciduous tree in the family Anacardiaceae. The charoli tree is native to the Indian subcontinent, South Central China, and much of Southeast Asia. The charoli tree produces fruit that is edible to humans. The seeds are used as a cooking spice, especially in India. Charoli seeds are also used in the Ayurveda, Unani, and Siddha systems of medicine. Some sources misapply the name Buchanania cochinchinensis to this species....read more on Wikipedia.