Xanthophyllum pseudoadenotus is a plant in the family Polygalaceae. The specific epithet Greek, Modern (1453-);: pseudoadenotus is from the Greek, referring to the plant's resemblance to X. adenotus.
Xanthophyllum pseudoadenotus grows as a shrub or tree up to 12m (39feet) tall. The flowers dry brownish orange. The round fruits are greenish or brown and measure up to 1.51NaN1 in diameter.
Xanthophyllum pseudoadenotus is endemic to Borneo. Its habitat is forest on stream banks, at around 200m (700feet) altitude.