Changes

*A large tree up to 55 m tall, bole branchless for up to 45 m, up to 120 cm in diameter, with short buttresses, bark surface rough or scaly with smooth patches, fawn with silver-fawn patches, inner bark laminated, pale brown-pink, exuding an oily resin turning black; stipules .*Stipules absent; leaves with 13-21 leaflets, leaflets with gradually long-acuminate apex, margin entire, glabrous, with 12-22 pairs of secondary veins which are visible on both surfaces, midrib raised above; male .*Male inflorescence axillary, narrowly paniculate; male .*Male flowers 7 mm long; fruit .*Fruit ovoid, circular in cross-section, 50 mm × 25 mm, glabrous.  ''C. pseudosumatranum'' is still imperfectly known, occurring scattered in lowland and hill forest.