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cambial

Variant of cambium

noun

a layer of formative cells between the wood and bark in dicotyledonous plants: these cells cause the girth of the stem to increase by dividing and differentiating to form new xylem and phloem tissue, which will eventually become wood and bark

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Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.

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