bark
plant tissue outside the vascular cambium or the xylem; in older trees may be divided into dead outer bark and living inner bark, which consists of secondary phloem. external parenchymal tissue, located just below the epidermis of the stem
Jesuit's bark
bark from trees of the genus Cinchona
liber
bark structure
bark chips
mulch made of shredded, unfermented tree bark
cork
material derived from the cork oak
Cascara
Dried aged bark of a buckthorn, Frangula purshiana (FRANGULA), that contains the anthraquinone EMODIN and cascarosides. It is used as a laxative (CATHARTICS).
birch bark
bark of several Eurasian and North American birch trees of the genus Betula