Horsfieldia motleyi Warb., Mon. Myrist. (1897)
Named after J. Motley [?-1859], a British engineer who also collected plants.

Synonyms
Horsfieldia macrobotrys Merr.

Description
Upper canopy tree up to 46 m tall and 79 cm dbh. Stem with red sap. Stipules absent. Leaves alternate, simple, penni-veined, hairy below. Flowers ca. 2 mm diameter, yellow, placed in panicles. Fruits ca. 18 mm long, orange-red, glabrous, dehiscent capsules. Seeds with undivided reddish aril.

Ecology
In undisturbed mixed dipterocarp and keranga forests up to 800 m altitude. On hillsides and ridges with sandy soils, but also on clay or linestone. In secondary forests usually present as a pre-disturbance remnant.

Distribution
Borneo (Sarawak, Sabah, West-, South- and East-Kalimantan).

Local names in Borneo
Dara-dara, Darah-darah, Kumpang.