Diospyros plectosepala is a tree in the Ebenaceae family. It grows up to 8 metres (30 ft) tall. The fruits are oblong to ellipsoid, up to 3 cm (1 in) long. The specific epithet plectosepala is from the Greek meaning "twisted sepal". Its habitat is forests from sea-level to 1,500 metres (5,000 ft) altitude. D. plectosepala is endemic to Borneo and known only from Sarawak.