has part has part has_part stem epidermis shoot axis tegument layer stem hypodermis stem tegument layer plant_anatomy PO_GIT:596 A portion of shoot axis tegument layer (PO:0025609) that a tough, protective outer layer on a stem (PO:0009047) and includes as parts a stem hypodermis (PO:0025610) and a stem epidermis (PO:0025178). 2014-06-13T16:47:24Z Laurel_Cooper stem rind (exact) PO:0025611