Tree up to 24 m by 60 cm, trunk straight, monopodial, rather slender, buttresses up to 1 m. Branches stiffly horizontal, twigs rusty pubescent. Leaves drooping, oblong rarely obovate-oblong, 10-20 by 5-6 cm, densely stellately rusty-pubescent beneath, scattered hairy and glabrescent to glabrous above, acute, abruptly acute, or rarely acuminate, base obtuse to rounded, margin entire to serrulate; midrib prominently elevated beneath, slightly elevated above, nerves 9-12 pairs, ascending, elevated beneath, plane or slightly depressed above; petiole 5-8 mm. Stipules 1-1.5 cm long, rusty pubescent. Inflorescence densely rusty-pubescent. Pedicels 1-2 cm. Calyx (incl. ovary) oblong, c. 10 mm long, base acute, densely pubescent without; lobes 5(-6) deltoid, 1.5 mm long; tube densely woolly hairy inside at the base. Petals yellowish green or white, broad-elliptic, obtuse rarely emarginate, sometimes the apex with filamentous appendages 1.5(-2.5) mm long, soon caducous. Ovary c. 1 by 4 mm, 10-celled; style 3 mm, pilose. Fruits ovoid or subglobose, c. 10 by 8 mm, (c. 18 by 16 mm when fresh sec. Corner), calyx lobes reflexed. Seeds oblong, obtuse at both ends, c. 1.5 by 1 mm, obscurely striate.
Common in damp lowland primary and secondary forests, especially along streams, up to 1300 m. According to Corner Ways. Trees 1940 523 f. 180 , it develops in swampy ground loop-like breathing roots like some mangrove trees. Fl. April-Dec., fr. Jan.-June.
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A sub-canopy tree in pine forest, evergreen forest or open degraded forests; at elevations from 200-500 metres. Usually found on alluvial sites and along rivers and streams on sandy to clay soils.
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