Mangifera caesia is a species of flowering plant in the cashew family, Anacardiaceae. Known in English as jack or white mango, among other names. It belongs to the same genus as the mango and is widely cultivated in areas of Indonesia, Malaysia, Singapore, Brunei, Papua New Guinea and the Philippines.

It was featured in Malaysian stamp, printed in 1999 as a postage stamp in the rare fruits series.

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