[1] The family divided into several lines, of which the most notable is that of Compiano, which descended from Giannone Landi, a great-grandson of Rodolfo.
Claudio Landi, Prince of Val di Taro, plotted with Giambattista Anguissola and Giammaria and Cammillo Scotti to assassinate Farnese, but the plot was discovered; Landi lost the Val di Taro, and the other conspirators were executed.
He was pardoned on 27 September 1583 by the emperor Rudolf II, who also ordered Landi's confiscated lands returned to him; they were not.
[4] His daughter, Maria Landi, married Ercole Grimaldi, Lord of Monaco, on 15 September 1595.
[5]: 54 After Lord Ercole was assassinated in 1604, Maria's brother, Federico Landi, became guardian of her son Honoré, then six years old, and regent of Monaco.