雌花指在一朵花中只具雌蕊而不具雄蕊或雄蕊不育的花。雌花是被子植物中雌雄异株花中，只有雌蕊的花。被子植物单性花的一种。花朵中只有雌蕊而无雄蕊，受精后可发育为果实。有的与雄花同株，有的则异株。
雌雄同株树种的树冠内的一个因素，就是雄花和雌花很接近。
One factor within the crown of monoecious species is the proximity of male and female flowers.
人们会担心——把作物毁坏了——但如果你采的大多是雄花，留下雌花，雌花后面都带有小胡瓜，就没有关系。
People feel wary of this - that they will disrupt the crop - but not if you pick mostly male flowers and leave the female flowers, with a small courgette forming behind the flower to grow on.
昆虫带着叫做花粉的生殖原料从雄花到雌花。
The insects carry reproductive material called pollen from the male to the female flowers.
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