Trees or shrubs. Leaves opposite, petiolate; stipules free, small, inter-petiolar. Inflorescences terminal and axillary, spicate. Flowers 4-6-merous; hy-panthium short; calycine cup short, the lobes 4-6, variable in length; corolla tubular, variable in length, the lobes imbricate; stamens 5, unequal, the anthers versatile, attached near the mouth; ovary 2-celled, the ovules numerous, verti-cally imbricate, alate, the placentas carnose. Fruits capsular, septicidally dehis-cent, the calyx persistent, the seeds winged.
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