Xanthophyllum adenotus is a plant in the family Polygalaceae. The specific epithet ' is from the Greek meaning 'gland', referring to the leaf glands.
Xanthophyllum adenotus grows as a shrub or tree up to tall with a trunk diameter of up to . The flowers are pinkish to pale violet, drying dark red. The pale or reddish-brown fruits are round and measure up to in diameter.
Xanthophyllum adenotus grows naturally in Sumatra and Borneo. Its habitat is mixed dipterocarp forests from sea-level to altitude.
One variety is currently recognised: