Xanthophyllum ecarinatum is a tree in the family Polygalaceae. The specific epithet Latin: ecarinatum is from the Latin meaning 'not keeled', referring to the fact that the petals do not form the shape of a boat (or carina).
Xanthophyllum ecarinatum grows up to 25m (82feet) tall with a trunk diameter of up to 16cm (06inches). The smooth bark is pale grey or brown. The flowers are white when fresh. The edible fruits are ellipsoid, coloured orange to dark brown and measure up to 110NaN0 long.
Xanthophyllum ecarinatum is endemic to Borneo. Its habitat is forests from sea-level to 1250m (4,100feet) altitude.