Palaquium pseudocuneatum is a tree in the Sapotaceae family. It grows up to 35 metres (110 ft) tall. The bark is reddish to greyish brown. Inflorescences bear up to three flowers. The fruits are ellispoid, up to 4 cm (2 in) long. The specific epithet pseudocuneatum is from the Latin meaning "somewhat wedge-shaped", referring to the leaf base. Habitat is swamp and hill forests. P. pseudocuneatum is endemic to Borneo.