_Peter III BARCELONA __________+
                                                   | (1239 - 1285) m 1262          
                         _Frederick III BARCELONA _|
                        | (1272 - 1337)            |
                        |                          |_Constance II of HOHENSTAUFEN _+
                        |                            (1249 - 1302) m 1262          
 _Peter II BARCELONA ___|
| (1304 - 1342)         |
|                       |                           _Charles II ANJOU-NAPLES ______+
|                       |                          | (1254 - 1309)                 
|                       |_Eleanor of ANJOU-NAPLES _|
|                         (1289 - 1341)            |
|                                                  |_Mary of ÁRPÁD ______________+
|                                                    (1257 - 1323)                 
|
|--Beatrice of BARCELONA 
|  (1326 - 1365)
|                                                   _Meinhard GORIZIA _____________+
|                                                  | (1238 - 1295)                 
|                        _Otto III GORIZIA ________|
|                       | (1265 - 1310)            |
|                       |                          |_Elisabeth of WITTELSBACH _____+
|                       |                            (1227 - 1273)                 
|_ELizabeth of GORIZIA _|
  (1298 - 1352)         |
                        |                           _Henry V PIAST ________________+
                        |                          | (1248 - 1295)                 
                        |_Euphemia of PIAST _______|
                                                   |
                                                   |_Elisabeth of PIAST ___________+
                                                     (1263 - 1304)