calyptrogen

[kuh-lip-truh-juh n]

noun Botany.

the histogen layer that develops into the root cap.

Origin of calyptrogen

1880–85; calyptro- (combining form of calyptra) + -gen
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British Dictionary definitions for calyptrogen

calyptrogen

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
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