Author: Stapf.
Morphological description (borneensis Sympet fl HookIc )
Tree up to 25 m high, 25 cm in diameter; buttresses 80 cm high, 90 cm wide, 15 cm thick.
Leaves (1 or) 2 (or 3)-jugate; petiole 4.5-7 cm and rachis 2.5-3.5 cm, both glabrous. Leaflets opposite, coriaceous, 6-17 by 3-7 cm.
Inflorescences densely racemose, axillary and extra-axillary, collected into a panicle towards the tops of the shoots; peduncle 1.5-5 cm and rachis 2.5-9 cm, both glabrous; bracts ovate, c. 1 mm long; pedicels very short, c. 0.3 mm, articulated at the base.
Flower : Calyx c. 1.5 mm long, glabrous outside; lobes triangular or crescent, 0.3-0.5 mm long. Petals oblong or slightly obovate-oblong, 2.5-3.5 by 1.5 mm. Stamens : filaments 3-4 mm, glabrous; anthers c. 0.6 mm long, slightly hairy at the upper half of dorsal connective. Ovary stipitate (stipe c. 1 mm), 1-1.5 mm long, 2-ovuled; style c. 1.5 mm.
Pods unknown.
Distribution
Malesia : Borneo (Sarawak).
Habitat & Ecology
In forests and edge of the kerangas forest, at low and medium altitudes. Fl. March, April, September, October