Lithocarpus blumeanus (Korth.) Rehd., J. Arn. Arb. 10 (1929)
Named after C.L. Blume [1796-1862], a Dutch botanist.

Synonyms
Castanopsis blumeana (Korth.) Rehd., Cyclobalanus blumeana (Korth.) Oerst, Quercus blumeana Korth., Synaedrys blumeana Korth. (Koidz.)

Description
Understorey tree up to 15 m tall and 25 cm dbh. Stipules ca. 1 mm long. Leaves alternate, simple, penni-veined, glabrous. Flowers ca. 2 mm diameter, yellow-white, placed in racemes. Fruits ca. 27 mm diameter, dark purplish brown, nut basally covered by cupule.

Ecology
In Undisturbed mixed dipterocarp and sub-montane forests up to 1700 m altitude. Usually along rivers. In secondary forests usually present as a pre-disturbance remnant tree.

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