Trees. Leaves alternate, simple. Conflorescence raceme-like, axillary, pendulous. Flowers actinomorphic, bisexual, usually paired, sessile on a common peduncle, or pedicellate with no peduncle, or on a very short peduncle; common and floral bracts present at anthesis. Tepals valvate, coiled and reflexed at anthesis, dilated at apex. Stamens 4; anthers 2-locular, basifixed, dehiscing by longitudinal slits. Hypogynous glands 4. Ovary sessile; ovules c. 4-14; pollen presenter clavate; stigmatic surface terminal. Fruit a follicle, green when ripe. Seeds wingless.