Trees or shrubs, usually less than 10 m high. Leaves alternate to subopposite, (1-)3(-4)-foliolate, the terminal leaflet larger than the laterals, often oblong elliptic, attenuate at the base, acuminate at the apex, the lateral leaflets smaller, oblique at the base, acuminate at the apex. Inflorescences terminal to upper axillary, corymbose to corymbose paniculate, few to many flowered, usually long pedunculate. Flowers large, white to cream, bisexual, 5-merous, regular; calyx cupular with 5 equal lobes; corolla united into a long to short cylindrical tube, the petals usually oblong, obtuse to acute at the tip, imbricate in bud, erect to slightly spreading at maturity; stamens 5, all fertile, the anthers oblong, erect, longitudinally dehiscent, basifixed, the filaments adnate to the base of the petals; ovary obovate, 5-carpellate, free, the ovules 2 per locule, superimposed, the ovary surrounded by a cupular nectary, the style filiform, the stigma subelavate. Fruits of 1-5 free mericarps, each mericarp oblong, dehiscing longitudinally; endocarp free, falling from the mericarp at maturity, winged; seeds 1 per meri-carp; oblong.
Home