特徵描述
作者
LIU, TANG-SHUI
型態特徵
Small herbs, shrubs or trees, usually aromatic; stems branched or not, nodes swollen. Leaves opposite or alternate, serrate, pinnately veined; petioles often connate by a horizontal ridge on stem or by a short sheath at base; stipules small, subulate, subtending petiole or inserted on margins of sheath. Flowers small, unisexual or bisexual, in terminal or pseudo-axillary spikes, heads or panicles; each flower subtended by bracts; perianth of bisexual flower absent; stamens 1 or 3, either connate below or united into a 3-toothed body adnate to ovary, filaments very short and thick, fleshy, anthers 2-celled, introrse or lateral; perianth of pistillate flower present; ovary inferior, 1-celled, styles very short, linear or absent, stigma sessile; ovule 1, orthotropous, pendulous from top of cavity. Fruit a drupe, small, fleshy, indehiscent, ovoid or globose; exocarp more or less succulent; endocarp hardened. Seed solitary, pendulous, testa membranaceous; embryo minute, with copious fleshy endosperm, far from hilum.
屬
Genera three, with about 25 species, mainly in tropical and subtropical (not African) regions. Two genera in Taiwan.
參考文獻
Chloranthus 金粟蘭屬
作者
LIU, TANG-SHUI
型態特徵
Perennial herbs or shrubs, with swollen jointed nodes. Leaves simple, petiolate, opposite, rarely alternate, ovoid-rhomboid, usually serrate; petioles connected by a transverse ridge on stem. Flowers bisexual, in terminal simple or branched spikes; perianth absent; stemens 3, confluent, central anther 2-4-celled, two lateral anthers 1-celled, filaments connate, forming a dilated, 3-toothed body, often attached on one side of the ovary; ovary naked, stigma subsessile, truncate. Drupes globose, conical; embryo small.
