Changes

*''Hopea kelantanensis'' Sym. (1941), *''Hopea garangbuaya'' P. Ashton (1962).

*A medium-sized to large tree of up to 45 m tall, bole tapering in lower half, cylindrical, straight, with a diameter of up to 160 cm and prominent, thin, flying buttresses, bark surface flaky or fissured, outer bark hard, chocolate-brown outside, pale fawn within, inner bark rust-brown, sapwood rich orange-brown, heartwood rust-brown; all parts except petals glabrous; leaves .*Leaves broadly ovate, 11-16 cm × 6-10 cm, thick leathery, base obtuse, acumen narrow, up to 1.2 cm long, margin slightly revolute, venation dryobalanoid, midrib slightly raised above, secondary veins 8-11 pairs, arched at 60-7070°, relatively prominent, tertiary veins rather distinct, densely scalariform; stamens .*Stamens 15, in 3 whorls, ovary ovoid, glabrous at base, tapering gradually into the long and filiform style, stylopodium indistinct; .*2 longer fruit calyx lobes up to 7 cm × 1.5 cm, spatulate, auriculate and shallowly saccate at base, 3 shorter ones up to 2 cm × 1.2 cm, acute, similar at base.  ''H. coriacea'' occurs scattered on well-drained yellow sandy clay soils, on ridges and hill-sides, up to 200 m altitude.