Tree, to 20 m tall; wood aromatic when cut; young stems ferruginous-strigillose. Leaves alternate, heteromorphic; juvenile leaves pinnately compound, imparipinnate, the leaflets to ca 19, coarsely serrate; adult leaves simple; petioles 1-6 cm long; blades ovate, mostly acute or acuminate at apex, obtuse to cuneate at base, 5-12 cm long, 2-9 cm wide, subcoriaceous to coriaceous, grayish-green, mostly entire to undulate, rarely serrate, glabrous but the midvein above ferruginous-strigillose. Flowers cream-colored, on multi-flowered, terminal or axillary racemes; rachis 9-18 cm long, ferruginous-strigillose; pedicels ca 3 mm long, strigillose; sepals 4, linear-oblanceolate, ca 8 mm long, widely reflexed, strigillose outside, glabrous inside; petals lacking; stamens 4, inserted about midway on sepals, strap-shaped, ca 3 mm long, nearly sessile; disk of 4 hypogynous glands alternate with sepals; ovary densely strigose; style and stigma linear-oblanceolate, together ca 5.5 mm long, glabrous. Follicles flattened, elliptic to obovate, 2.5-4 cm long, ca 1.5 cm wide, glabrous, often obscurely spurred at base; seeds 2, oval, winged, ca 1.5 mm long and 8 mm wide. Croat 14647.