Changes

*''Ganua'' ''motleyana'' (de Vriese) Pierre ex Dubard (1908), *''Ganua'' ''scortechinii'' (King & Gamble) H.J. Lam (1925).

*A medium-sized to large tree up to 40 m tall with columnar bole up to 100 cm in diameter, buttresses absent or small and sometimes developing pneumatophores; leaves .*Leaves evenly distributed or loosely clustered at tips of twigs, ovate, obovate or elliptical, 5-20 cm × 2.5-8.5 cm, secondary veins joined in arches near margin, glabrous, stipules very small, caducous; flowers .*Flowers with sepals pubescent outside and tufted with some dark hairs at apex, 8-10-lobed corolla glabrous except for throat, 16-22 stamens and glabrous or hairy ovary; fruit .*Fruit ellipsoid, 1.5-3 cm × 1-2 cm, green, yellowish to reddish, 1-2-seeded; seed with thin or without endosperm and thick cotyledons.  ''M.'' ''motleyana'' is common in freshwater and peat-swamp forests, generally near sea-level. The wood is yellowish-brown and has a density of 405-690 kg/m³at 15% moisture content. It is easy to saw, plane and bore. The seeds contain about 50% oil and no or little cyanide. See also the table on wood properties.