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*A large to very large tree up to 60 m tall, bole branchless for up to 25 m, up to 75 cm in diameter, with buttresses up to 1.5 m high, bark surface with grey spots, inner bark yellowish-brown, exuding white fragrant resin; stipules .*Stipules caducous to persistent, inserted on or at the very base of the petiole, scaly to auricle-shaped; leaves with 3-9 leaflets, leaflets distinctly shortly bluntly acuminate at apex, acumen often emarginate, margin entire, almost glabrous or rarely tomentose below, with 10-25 pairs of secondary veins; inflorescences .*Inflorescences terminal and in the upper leaf axils, paniculate; flowers .*Flowers 3-6(-9) mm long, stamens 6; fruit .*Fruit ovoid to ellipsoid, circular or sometimes quadrangular in cross-section, 17-30 mm × 10-18 mm, glabrous.  Two subspecies have been distinguished. Subsp. ''maluense'' (synonyms: ''Canarium lian'' H.J. Lam, ''Canarium quadrangulare'' H.J. Lam) occurs from Sulawesi eastward. Five formae have been described within this highly variable subspecies. Subsp. ''borneense'' Leenh. differs mainly by its 8-9 mm long flowers, and occurs in eastern Borneo. ''C. maluense'' occurs in primary rain forest, up to 1100 m altitude. The density of the wood is 560-720 kg/m³at 15% moisture content.