Revision as of 15:45, 15 September 2019 by Webref (talk | contribs)

(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to: navigation, search

A layer of thin-walled cells extending across the stem of a leaf or fruit, the breaking of which causes the organ to separate from the plant.

Source: Curtis, Helena. 1968. Biology. New York, NY. Worth Publishers