Xanthophyllum resupinatum is a tree in the family Polygalaceae. The specific epithet is from the Latin meaning 'upside-down appearance', referring to the leaves.
Description Xanthophyllum resupinatum grows up to tall with a trunk diameter of up to . The smooth bark is grey or brown. The flowers are white, drying dark brownish. The round fruits are blackish and measure up to in diameter.
Distribution and habitat Xanthophyllum resupinatum is endemic to Borneo. Its habitat is mixed dipterocarp forest from sea-level to altitude.
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