_Bono of POTRONE ____+
                                               | (1069 - 1123)       
                         _Bernardo of POTRONE _|
                        | (1099 - 1147)        |
                        |                      |_____________________
                        |                                            
 _Giambuono de' MEDICI _|
| (1131 - 1192)         |
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|                       |                      |                     
|                       |______________________|
|                                              |
|                                              |_____________________
|                                                                    
|
|--Bonagiunta de' MEDICI 
|  (.... - 1226)
|                                               _____________________
|                                              |                     
|                        ______________________|
|                       |                      |
|                       |                      |_____________________
|                       |                                            
|_______________________|
                        |
                        |                       _____________________
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