part_of part of part of anther wall Has an outer epidermis (exothecium) and an endothecium and may have additional layers. If you are annotating to this structure for Zea mays or other grasses, please also add an annotation to the corresponding floret type. Choose the most specific term possible from: spikelet floret (PO:0009082), tassel floret (PO:0006310), lower floret of pedicellate spikelet of tassel (PO:0006313), lower floret of sessile spikelet of tassel (PO:0006315), upper floret of pedicellate spikelet of tassel (PO:0006314), upper floret of sessile spikelet of tassel (PO:0006316). Poaceae anther wall (narrow) plant_anatomy PO_GIT:298 葯壁 (Japanese, exact) PO:0006445 PO:0006477 A microsporangium wall (PO:0025307) that is part of an anther (PO:0009066). pollen sac wall (exact) PO_GIT:149 Zea anther wall (narrow) PO:0000002 pared de la antera (Spanish, exact) anther microsporangium wall