On the diptych’s left door, Mor portrays Alexander Farnese’s mother, who was Charles V’s illegitimate daughter by Juana van der Gheyst. Born in Audenarde in 1521, she died in Ortonna in 1586 after marrying twice in the emperor’s interest. Her first husband was Alexander of Medici, and after his death, she married Octavius Farnese, Duke of Parma. Following her second husband’s death, she was appoin