Abscission Zone Definition
noun
The region at the base of a leaf, flower, fruit, or other plant part, containing specialized cells that release enzymes resulting in the separation of that part from the plant body.
American Heritage
The area in a plant's leaf, stem, or fruit stalk, where the abscission layer if formed along with weakened sclerenchyma, absent collenchyma, and dense cytoplasm.
Wiktionary
Other Word Forms of Abscission Zone
Noun
Singular:
abscission zone
Plural:
abscission-zones
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