Tree 7-20 m. Leaves either in 2, 3, or 5 rows, membranous, oblong(-lanceolate), 10-30 by 4-9.5 cm, base long-attenuate, apex acute-acuminate; Inflorescences generally behind the leaves, glabrescent, hairs sparse, 0.1-0.2 mm; Fruits 1-5 per infructescence, broadly ellipsoid, 1.5-6 by 1-3 cm, glabrous, drying blackish, finely granulate and sometimes tubercled;
Asia-Tropical: Borneo present (Sabah present, Sarawak present)
Malesia: Borneo (Sabah and Sarawak).
The three varieties are sympatric and similar in the vegetative characters. They are mainly distinguished by the remarkable differences in fruit size, and hence flowering material cannot be named with certainty.