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Meaning of palisade parenchyma

pal'isade' paren'chyma

Pronunciation: [key]
— Bot. Bot.
  1. the upper layer of ground tissue in a leaf, consisting of elongated cells beneath and perpendicular to the upper epidermis and constituting the primary area of photosynthesis. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.