sepal

thumb|upright=1.4|In a mature flower, the perianth consists of a calyx (sepals) and the corolla ([[petals) it supports.]]

AI overview

A sepal is a leaf-like part of a flower that forms the outermost layer, called the calyx, which protects the more delicate petals and inner flower structures. Sepals matter because they shield developing flowers before they bloom and help support the flower's overall structure.

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Image: Petal-sepal.jpg

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Commons category: Sepals

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Etymology
Description
Morphology
Function
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thumb|upright=1.4|In a mature flower, the perianth consists of a calyx (sepals) and the corolla ([[petals) it supports.]]

A sepal () is a part of the flower of angiosperms (flowering plants). Usually green, sepals typically function as protection for the flower in bud, and often as support for the petals when in bloom. Collectively, the sepals are called the calyx or calix.