Quercus sumatrana

Quercus sumatrana is an oak native to the islands of Sumatra and Borneo in Indonesia and Malaysia. On Borneo, it is reported from Sarawak, Sabah and East Kalimantan. This is a very large emergent tree up to 60 m tall, growing in mixed dipterocarp forest up to 1400 m elevation. It is placed in subgenus Cerris, section Cyclobalanopsis.