periderm
(pair-eh-durm)
The protective coat that replaces the epidermis in plants during secondary growth, formed of the cork and cork cambium.
peripheral nervous system ...
periderm. Several layers of corky cells located on the outside of the epidermis of a potato tuber and containing high amounts of suberin.
periderm Protective tissue that replaces the epidermis after secondary growth begins; it includes the cork, the cork cambium, and sometimes other cells.
Epidermis and periderm are the dermal tissues in vascular plants. The epidermis forms the boundary between the plant and the external world.
 See also: Roots, Plant, Cells, Tissue, Species
|
