Tree up to 35 m tall, evergreen, with (short) buttresses. Leafy twigs 2-3 mm thick, brown (to whitish) appressedly puberulous to appressed-hispidulous or to hirtellous (with part of the hairs uncinate and ± retrorse), scabridulous, drying (dark) brown; lenticels scattered. Leaves spirally arranged; lamina coriaceous, entire, elliptic to subobovate, (3-)7-15(-18) by (1.5-)3-10 cm, apex short-acuminate to obtuse or to rounded, base cuneate to rounded, margin entire, ± revolute; upper surface (sparsely) minutely whitish puberulous, on the midrib the hairs often longer (and brownish), or subglabrous, smooth; lower surface (sparsely) minutely whitish puberulous, on the main veins the hairs longer and brownish, smooth; lateral veins 8-15 pairs, usually unbranched, tertiary venation scalariform, slightly prominent; petiole 1-3 cm long, 1-2 mm thick, brownish appressedly puberulous, the epidermis persistent; stipules fully amplexicaul, 0.7-2 cm long, brown appressedly puberulous to strigillose, caducous. Staminate inflorescences axillary, solitary (or in pairs) peduncle (0.3-)0.7-1.5(-2) cm long, brown velutinous or appressedly puberulous; head cylindrical to spicate, 2-4 by 0.3-0.5 cm, (irregularly) sulcate, occasionally subtended by some 0.5-1 mm long scale-like bracts; perianth tubular c. 0.4 mm long, the apex 2-lobed, minutely puberulous; stamen 0.4-0.5 mm long, anther c. 0.2 mm long; interfloral bracts absent. Pistillate inflorescences axillary, solitary (or in pairs); peduncle 1-4 or 0.3-0.8 cm long, brown velutinous; head ellipsoid to ovoid, occasionally subtended by some 0.5-1 mm long scale-like bracts; perianth tubular, densely brown puberulous, the apex flat to concave; stigma simple; interfloral bracts absent. Infructescences ellipsoid to subglobose, up to 4 by 2.5 cm, covered with c. 2 mm long (concave) cushion-shaped (or pyramidate to 3 mm long) apices of the perianths; fruits ellipsoid, c. 0.8 cm long.
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A tree. It grows to 40 m high. The trunk is 80 cm across. There are buttresses 2.5 m high. The bark is pale grey to brown. The twigs are 2-3 mm thick. There are reddish hairs towards the tip. There are ring like scars. The leaves are leathery and oval or sword shaped. They are 5-15 cm long by 2-6 cm wide. The midrib has golden hairs on the upper leaf surface. The edge of the leaf does not have teeth. The base is rounded or tapers. Young leaves can be deeply lobed. The flowers can occur singly or in pairs in the axils of leaves. The male heads are finger like. They are 2-4 cm long by 0.3-0.5 cm wide. The flower stalk is 7-13 mm long and hairy. The fruit is a compound fruit. It is oval and 4 cm long by 2.5 cm wide. It is covered by low flat processes. The fruit stalk is 1.5-4 cm long and hairy. The seeds are rounded and 8 mm long by 5 mm wide. They do not have a fleshy coat. The fruit are edible.
Swampy lowland forest. Evergreen forests, often on swampy ground, usually at elevations up to 150 metres, but occasionally to 450 metres.
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A tropical plant. It grows in lowland forests. In Indonesia it grows up to 450 m altitude. It is often in swampy places.
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