Xanthophyllum ecarinatum is a tree in the family Polygalaceae. The specific epithet is from the Latin meaning "not keeled", referring to the fact that the petals do not form the shape of a boat (or carina). Description Xanthophyllum ecarinatum grows up to tall with a trunk diameter of up to . 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 long. Distribution and habitat Xanthophyllum ecarinatum is endemic to Borneo. Its habitat is forests from sea-level to altitude. References ecarinatum Endemic flora of Borneo Trees of Borneo Plants described in 1896