Cork

From BonsaiWIKI

Cork, also called "bark" or "phellem" is the tissue that forms a protective coating of woody shrubs and trees. It offers a water-resistant boundary around the perimeter of the cork cambium in the woody stems and roots

Tree Anatomy Terms

Tree | Trunk | Branches | Roots | Twigs

Leaves | Needles | Petioles

Seeds | Flowers | Cones | Nuts

Bark | Phloem | Cambium | Xylem | Wood