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One of the usually green leaflike structures composing the outermost part of a flower. Sepals often enclose and protect the bud and may remain after the fruit forms.
[New Latin sepalum, perhaps blend of Greek skepē, covering and Latin petalum, petal; see petal.]
sep′a·line (sĕp′ə-lĭn), sep′a·lous (-ləs) adj.