Large trees to small trees. Buttresses absent. Spines absent. Stilt roots absent. Bark white, cream, gray, brown; not peeling in strips. Vertical stripes in the inner bark or wood absent. Odor absent. Exudate absent. Terminal buds not enclosed by leaves.
Complex hairs absent. Stinging hairs absent. Mature twig indumentum absent.
Leaves opposite; not scale-like; compound; bipinnate, or multiply compound; with a terminal leaflet; leaflets opposite; all of the same type; not modified into spines; coriaceous; not gland-dotted; very asymmetric at the base, or symmetric at the base; not dissected; smooth margined. Epidermis not waxy. Venation pinnate. Secondary veins open; prominent. Smallest veins prominent, or not prominent, but visible; net like, or ladder like. Intramarginal vein absent. Stalk of blade less than a quarter the length of the blade; not winged; attached to base of leaf blade; not swollen, or swollen; swollen at both ends. Stipules absent. Domatia present, or absent; pit-like. Basal glands present, or absent. Hairs on mature leaf absent.
Inflorescences present; terminal; on an unbranched axis; specialized inflorescence units absent; numerous and persistent inflorescence bracts absent. Flowers bisexual; stalked; to about 10 cm long or across, or more than 10 cm long or across; somewhat asymmetric, or with one plane of symmetry; wi