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Violaceae

堇菜科

APG 4
Flora of Taiwan
特徵描述
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Hybanthus 鼠鞭草屬
Viola 堇菜屬
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特徵描述

作者

WANG, JENN-CHE and HUANG, TSENG-CHIENG

型態特徵

Herbs, rarely shrubs. Leaves alternate, rarely opposite, simple; stipules leafy or small. Flowers in Taiwan solitary in the leaf axils, bisexual, zygomorphic, sometimes cleistogamous; sepals 5, persistent; petals 5, unequal, the anterior one often spurred; stamens 5, hypogynous, closely connivent in a ring around the ovary, the anthers 2-celled, introrse, the top produced a membranaceous appendage convering with others, the lower two often spurred, longitudinally dehiscent; pistil 1, ovary superior, unilocular with generally 3 carpels, parietal; ovules many, antropous. Fruit a 3-valved capsule. Seeds many, sessile; endosperm fleshy; embryo straight.

About 17 genera and 900 species, cosmopolitan. Two genera in Taiwan.

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