花冠
来自维基百科,自由的百科全书
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来自维基百科,自由的百科全书
花冠(corolla)是一朵花中所有花瓣的总称,位于花萼的内侧,为花部(flower parts)四轮构造的第二轮。颜色鲜艳而有芳香的花冠,系对虫媒的适应,用於吸引昆蟲傳播花粉。
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