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calyptrogen

[ kuh-lip-truh-juhn ]
/ kəˈlɪp trə dʒən /
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noun Botany.

the histogen layer that develops into the root cap.

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Origin of calyptrogen

1880–85; calyptro- (combining form of calyptra) + -gen
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for calyptrogen

calyptrogen
/ (kəˈlɪptrədʒən) /

noun

a layer of rapidly dividing cells at the tip of a plant root, from which the root cap is formed. It occurs in grasses and many other plants

Word Origin for calyptrogen

C19: from calyptra + -gen
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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