Quercus gaharuensis is a species of oak native to Borneo, Sumatra, and Peninsular Malaysia. It is placed in Quercus subgenus Cerris, section Cyclobalanopsis...

Borneo, Peninsular Malaysia Quercus eumorpha Kurz – southern Myanmar Quercus fuliginosa Chun & W.C.Ko – Hainan Quercus gaharuensis Soepadmo – western Borneo...