51Թ

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calyptrogen

[ kuh-lip-truh-juhn ]

noun

Botany.
  1. the histogen layer that develops into the root cap.

calyptrogen

/ əˈɪٰəə /

noun

  1. 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
“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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51Թ History and Origins

Origin of calyptrogen1

1880–85; calyptro- (combining form of calyptra ) + -gen
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51Թ History and Origins

Origin of calyptrogen1

C19: from calyptra + -gen

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