Francesco Rosi | Francesco Clemente | Francesco Bartolozzi | Francesco Guardi | Francesco Guccini | Francesco Marino Mannoia | Francesco Severi | Francesco Cossiga | Francesco Moser | Francesco Mondada | Gian Francesco Malipiero | Giovanni Francesco Fara | Francesco Redi | Francesco Quinn | Francesco Graziani | Francesco De Gregori | Francesco Crispi | Francesco Conconi | Francesco Barberini | Gian Francesco Poggio Bracciolini | Francesco Sartori | Francesco Ruggieri | Francesco Paolo Bontade | Francesco I da Carrara | Francesco Grimaldi | Francesco Coppola | Francesco Cavalli | Francesco Bonami | Francesco Alberoni | Pier Francesco Sacchi |
During this period, he again started to become keenly interested in botany and spent time with Francesco Ambrosi, whoever he was, who introduced him to the bryologist Gustavo Venturi and the work of Carlo Vittadini.