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Oleaceae

木犀科

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特徵描述

作者

YANG, Yuen-Po and LU, Sheng-You

型態特徵

Trees or erect or scandent shrubs or climbers, polygamous or dioecious, evergreen or deciduous. Leaves usually opposite, simple, trifoliolate or pinnate, entire or toothed, estipulate. Inflorescence terminal or axillary, cymose or thyrsoid or dichasial. Flowers actinomorphic, perfect or unisexual; calyx small, 4-lobed or 4-parted; corolla sympetalous, 4-lobed or rarely 6–9-lobed, lobes imbricate or valvate in bud, sometimes almost free, rarely reduced; stamens usually 2, epipetalous, longitudinally dehiscent; ovary superior, 2-celled, ovules usually 2, apical or basal in each cell, style simple, terminal with a simple or 2-lobed stigma. Fruit a drupe, berry, capsule or samara; seeds with a large straight embryo, with or without endosperm.

A worldwide, woody family with about 28 genera and more than 400 species in temperate and tropical regions. Five genera in Taiwan.

參考文獻

Ligustrum 女貞屬

作者

YANG, Yuen-Po and LU, Sheng-You

型態特徵

Deciduous or evergreen shrubs or trees. Leaves opposite, petiolate. Flowers in terminal or axillary paniculate thyrse; calyx campanulate; corolla 4-lobed, lobes valvate; stamens 2, inserted on corolla tube; ovary superior, 2-celled, 2-ovuled, ovules pendulous, style cylindric, stigma subclavate. Fruit a drupe, 1–3-seeded; seeds with fleshy endosperm.

參考文獻

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