Evergreen tree to 24 m tall with very dense narrowly conical crown and slender drooping branches. Leaves 5-13 cm long, opposite, narrowly elliptic, pale or white (glaucous) on the under-surface. Flowers 5-8 cm across, large and showy, white, very fragrant, solitary or in pairs at leaf axils. Fruits 2.8-3.5 cm long, ovoid to ellipsoid seated on persistent woody sepals at base.