Lithocarpus echinifer is a tree in the beech family Fagaceae. The specific epithet echinifer means 'having straight spines', referring to the cupule.
Lithocarpus echinifer grows as a tree up to 35m (115feet) tall with a trunk diameter of up to 80cm (30inches). The greyish brown bark is fissured or smooth. The coriaceous leaves measure up to 18cm (07inches) long. Its brown acorns are almost hemispherical and measure up to 41NaN1 across.
Lithocarpus echinifer is endemic to Borneo. Its habitat is dipterocarp forests up to 1000m (3,000feet) altitude.