Answer:
cork cambium
Explanation:
The cork cambium is tissue which are found in a lot of vascular plants. They are a part of the epidermis. It is located in between the primary phloem and cork as layer of the bark. This tissue replaces the epidermis which are in the roots and stems. The takes the form of a hard material known as cork.
Cork is used to enclose wine bottles, bulletin boards etc. Most commercially used cork comes from the cork oak tree.
