Quercus sumatrana Soepadmo, Gard. Bull. Sing. 21 (1966)

Latin for 'from Sumatra', where the species occurs.

Emergent tree up to 56 m tall and 160 cm dbh. Stipules ca. 7 mm long. Leaves alternate, simple, penni-veined, glabrous, whitish below, with long petiole. Flowers probably ca. 3 mm diameter, green-yellow and placed in racemes. Fruits ca. 32 mm diameter, greenish, nut with basal cupule.

In undisturbed mixed dipterocarp to sub-montane forests up to 1400 m altitude. On hillsides and ridges, but also along rivers. On sandy soils. In secondary forests usually present as a pre-disturbance remnant tree.

Sumatra, Borneo (Sarawak, Sabah, East-Kalimantan).

Local names
Borneo: Mempening, Palele.