Lithocarpus luteus

Lithocarpus luteus is a tree in the beech family Fagaceae. The specific epithet luteus means 'golden yellow', referring to the acorn's indumentum.

Description
Lithocarpus luteus grows as a tree up to 40 m tall with a trunk diameter of up to 100 cm and buttresses measuring up to 2 m high. The reddish brown bark is fissured to scaly and lenticellate. Its coriaceous leaves measure up to 27 cm long. The brown acorns are ovoid to roundish, covered in golden yellow hairs, and measure up to 2.5 cm across.

Distribution and habitat
Lithocarpus luteus is endemic to Borneo. Its habitat is mixed dipterocarp to montane forests from 500 m to 1800 m elevation.