释义 |
abscission layer
abscission layer n (Botany) 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 abscission layer
abscission layer[ab′sizh·ən ‚lā·ər] (botany) A zone of cells whose breakdown causes separation of a leaf or other structure from the stem. |