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Palea (botany) : ウィキペディア英語版 | Palea (botany)
Palea, in botany, has two separate meanings. It may be used as an alternate term for one of the receptacular bracts found in the family Asteraceae. Otherwise, it refers to one of the bract-like organs in the spikelet of the grass family, Poaceae. == Asteraceae == Known collectively as "chaff", the paleas, when present, each subtend one of the florets that cover the upper surface of the receptacle.
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