Xanthophyllum vitellinum (Blume) Dietr., Syn. Pl. 2 (1840)
Latin for 'yolk yellow'.

Synonyms
Banisterodes longifolia (Blume) O.K., Banisterodes vitellinum (Blume) O.K., Jakkia longifolia Blume, Jakkia vitellina Blume, Monnina longifolia (Blume) Sprengel, Monnina macrophylla Steudel, Monnina vitellina (Blume) Sprengel, Xanthophyllum curtisii King, Xanthophyllum griffithii var. curtisii (King) Ng, Xanthophyllum hookerianum King, Xanthophyllum kunstleri King, Xanthophyllum longifolium (Blume) Dietr., Xanthophyllum paniculatum Miq., Xanthophyllum robustum Chodat, Xanthophyllum robustum var. elmeri Chodat

Description
Upper canopy tree up to 41 m tall and 66 cm dbh. Stipules absent. Leaves alternate, simple, penni-veined, glabrous. Flowers ca. 18 mm diameter, white-yellow, placed in branched inflorescences. Fruits ca. 14 mm diameter, green-yellowish, drupes. Seeds with aril.

Ecology
In undisturbed to slightly disturbed (open) mixed dipterocarp, keranga, swamp and sub-montane forests up to 1000 m altitude. Usually on alluvial sites near or along rivers and streams, but also on hillsides. On sandy to clay soils. In secondary forests usually present as a pre-disturbance remnant.

Uses
The wood is locally used. The tree yields an edible oil.

Distribution
Peninsular Malaysia, Sumatra, Java, Borneo (throughout the island), Philippines.

Local names in Borneo
Minyak berok, Nyalin.