Xanthophyllum montanum

Xanthophyllum montanum is a tree in the family Polygalaceae. The specific epithet montanum is from the Latin meaning 'mountainous', referring to the tree's habitat.

Description
Xanthophyllum montanum grows up to 30 m tall with a trunk diameter of up to 30 cm. The smooth bark is orange-yellowish to green. The flowers are yellowish brown when dry. The round fruits are yellowish to greenish brown and measure up to 1 cm in diameter.

Distribution and habitat
Xanthophyllum montanum is endemic to Borneo and known only from Mount Kinabalu in Malaysia's Sabah state. Its habitat is lower montane rain forest from 900 m to 1600 m elevation.