Description from Flora of China
Trees, producing latex. Branchlets with terminal scaly bud. Leaves often clustered; stipules small to very large, usually early deciduous; leaf blade leathery. Bracts conspicuous at
peduncle base. Flowers axillary, solitary or fascicled, sometimes in short terminal inflorescence. Sepals (4--)6(or 7), in 2 whorls. Corolla 4--6-lobed, imbricate or twisted. Stamens
(8--)12--18(--36), in 2 or 3 whorls, inserted in corolla throat; filaments long; staminodes absent. Ovary (5--)6(--11)-locular, villous; ovules pendulous. Fruit a berry, oblong to ellipsoid,
1--4-seeded. Seeds with scar covering half of surface.
About 110 species: Cambodia, India, Indonesia, Malaysia, New Guinea, Pacific Islands, Philippines, Sri Lanka, Thailand, Vietnam; one species in China.