Lithocarpus hatusimae

Lithocarpus hatusimae is a tree in the beech family Fagaceae. It is named for the Japanese botanist Sumihiko Hatusima.

Description
Lithocarpus hatusimae grows as a tree up to 20 m tall with a trunk diameter of up to 35 cm. The greyish brown bark is smooth or fissured. Its coriaceous leaves measure up to 18 cm long. The dark brown acorns are ovoid to conical and measure up to 2.2 cm across.

Distribution and habitat
Lithocarpus hatusimae is endemic to Borneo. Its habitat is mixed dipterocarp (including kerangas) to montane forests from 800 m to 2200 m elevation.