ALL meanings of abscission layer

ab·scis·sion lay·er
A a
  • noun abscission layer a layer of parenchyma cells that is formed at the bases of fruits, flowers, and leaves before abscission. As the parenchyma disintegrates, the organ becomes separated from the plant 3
  • noun abscission layer the layer of specialized, cutinized parenchyma cells that develops in the abscission zone, the disintegration of which causes abscission. 1
  • noun abscission layer (botany) A layer of cells in a plant that differ from those above and below, and contain abundant starch and dense cytoplasm, which upon disorganization, begin the process of abscission, or the natural separation of the leaf from the rest of the plant. 0
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