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calyptra |
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calyptra [kə′lip·trə]
(botany) A membranous cap or hoodlike covering, especially the remains of the archegonium over the capsule of a moss. Tissue surrounding the archegonium of a liverwort. Root cap. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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