Myrtaceae
桃金孃科
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特徵描述
作者
CHANG, CHING-EN
型態特徵
Shrubs or trees. Leaves opposite, sometimes alternate, coriaceous, more or less pellucido-punctate, simple, estipulate. Flowers bisexual, actinomorphic, solitary in the axils or in corymbs or racemes, usually bracteate; calyx-tube more or less adnate to the ovary and often elongated, sepals 4–5, imbricate, or rarely absent; stamens mostly numerous in several rows, often in fascicles opposite petals, filaments distinct or partially united, anthers 2-celled, introrse, dehiscing longitudinally or sometimes apically; ovary inferior, 1 to many-celled, with 1 to many ovules in each cell; placentation axile, rarely parietal; styles terminal, sometimes lateral; stigma undivided. Fruit a berry or loculicidal capsule, rarely drupaceous or nutlike; seeds few or many, embryo variously shaped, endosperm scanty or none.
屬
About 9 genera and 3,000 species, native in tropical and subtropical regions; four genera in Taiwan.
