Castanopsis javanica

Castanopsis javanica, the Javan chestnut-oak, is a tree in the beech family Fagaceae. The specific epithet javanica is from the Latin, meaning "of Java".

Description
Castanopsis javanica grows as a tree up to 40 m tall with a trunk diameter of up to 100 cm. The brown bark is smooth or scaly. The coriaceous leaves measure up to 13 cm long. Its discoid to ovoid nuts measure up to 2.5 cm long.

Distribution and habitat
Castanopsis javanica grows naturally in Thailand, Borneo, Java, Peninsular Malaysia and Sumatra. Its habitat is hill dipterocarp forests up to 1000 m altitude.

Uses
The wood is locally used in construction. The bark can be used in tanning. The nuts are considered edible.