Palaquium vexillatum is a tree in the family Sapotaceae. The specific epithet Latin: vexillatum is from the Latin meaning 'flag-like', referring to the stipules.
Palaquium vexillatum grows up to 38m (125feet) tall. Its bark is light brown. The inflorescences bear up to five flowers.
Palaquium vexillatum is endemic to Borneo. Its habitat is in secondary forests.