subject | relation | object |
---|---|---|
megasporangium wall | BFO:0000050 | megasporangium (PO:0025201) |
megasporangium wall | is_a | sporangium wall (PO:0025306) |
subject | relation | object |
---|---|---|
megasporangium endothecium (PO:0025310) | BFO:0000050 | megasporangium wall |
megasporangium tapetum (PO:0025315) | BFO:0000050 | megasporangium wall |
megasporangium exothecium (PO:0025312) | BFO:0000050 | megasporangium wall |