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Primulaceae

報春花科

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特徵描述

作者

KAO, Muh-Tsuen and PENG, Ching -I

型態特徵

Herbs, annual, biennial and perennial; stems erect or creeping. Leaves radical or cauline, simple, alternate, opposite or verticillate, rarely pinnately lobed, estipulate. Flowers in racemes, axillary or superposed verticils, bisexual, usually actinomorphic; calyx persistent, (4–)–5(–9)-lobed; corolla rotate, salverform or infundibuliform, sometimes subcampanulate, imbricate in bud, limb 4–9-lobed; stamens as many as corolla lobes and opposite them, inserted on tube; staminodes rare, alternate with stamens; ovary superior, glabrous or pubescent, 1-locular; ovules many, placentation free-central. Seeds small, many, endosperm copious.

Twenty-two genera and about 1,000 species; mainly in the northern hemisphere, a few in the tropics and the southern hemisphere; five genera and fourteen species in Taiwan.

參考文獻

Anagallis 琉璃繁縷屬

作者

KAO, Muh-Tsuen and PENG, Ching -I

型態特徵

Glabrous annual or perennial herbs, erect or creeping. Leaves cauline, opposite, ternate, or sometimes all or the upper ones alternate, sessile or short-petiolate, margin entire. Flowers axillary, pedicellate, bluish-purple to red; calyx 5-parted, segments lanceolate or broadly linear, spreading; corolla 5-parted, rotate, lobes contorted; stamens inserted at base of corolla lobes, filaments filiform or subulate, hairy, anthers obtuse; ovary glabrous; style filiform. Capsules globose, dehiscence circumscissile; seeds small.

參考文獻

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