Lithocarpus urceolaris (Jack) Merr., J. Arn. Arb. 33 (1952)
Latin for 'jar- or urn-shaped'.

Synonyms
Lithocarpus cratephora (Fischer) A.Camus, Pasania craterophora Fischer, Pasania oligoneura (Korth.) Oerst, Pasania urceolaris (Jack) Oerst, Quercus oligoneura Korth., Quercus urceolaris Jack

Description
Mid-canopy tree up to 34 m tall and 64 cm dbh. Leaves alternate, simple, penni-veined, glabrous to hairy below. Flowers ca. 3 mm diameter, yellow, placed in racemes. Fruits ca. 24 mm diameter, green-grey-brown, nut halve enclosed by cupule.

Ecology
In undisturbed to slightly disturbed mixed dipterocarp and sub-montane forests up to 1700 m altitude. Mostly on hillsides and ridges, but also along rivers. Mostly on sandy soils, but also found on limestone. In secondary forests usually present as a pre-disturbance remnant tree.

Distribution
Peninsular Malaysia, Sumatra, Borneo (Sarawak, Brunei, Sabah, West-, Central-, South- and East-Kalimantan).

Local names in Borneo
Berangan, Brangan gasing, Mempening, Palele, Paning-paning, Pipit.