In 1904, he was a guest of American novelist Francis Marion Crawford in Rome, where he became acquainted with Italian sculptor Gaetano Chiaromonte and American artist Elihu Vedder among others, and filled several sketchbooks with drawings of local scenes.
Nicola Chiaromonte (1905, Rapolla, Potenza – 18 June 1972, Rome) was an Italian activist and author.
The genus was originally named Sanseverinia by Petagna to honor his patron Pietro Antonio Sanseverino, Count of Chiaromonte (1724-1771), but the name was altered for unknown reasons by Thunberg, possibly influenced by the name of Raimondo di Sangro (1710–1771), prince of San Severo in Italy.