Leaves 3-foliolate, occasionally intermixed with simple leaves; petiole 1–10.5 cm. long, ventrally channelled; petiolules up to 5 mm. long; leaflets ovate, oblong, obovate or oblong-obovate, 5–14 cm. long, 3–7 cm. wide, asymmetrical, shiny above, coriaceous or chartaceous, with a flat or slightly reflexed margin.
Branches terete, densely beset with small lenticels.
Stamens crisped and tangled to a distance of 7 mm. from their point of insertion; anthers about 1.3 mm. long.
Receptacle cylindrical, elongating to about 8 mm. at anthesis.
Buds up to 5 mm. in diameter prior to rupture.