Percy Florence Shelley Bysshe Shelley, his namesake, and his wife author Mary Shelley. His elder siblings, consisting of a premature girl who died at few weeks old and a brother and a sister who died in childhood left him as the only surviving child as his mother suffered a miscarriage in 1822. His parents lived in Italy for several years, until his father drowned off Livorno, whereupon his mother moved back to England with him. Mary Shelley never remarried; Percy Florence had no further siblings. He joined Harrow School in 1832, and went up to Trinity College, Cambridge in October 1837. Shelley inherited
Percy Bysshe Shelley in 1844, died without children "of his body", as the old legal phrase went. Several members of the Scarlett family were born at Percy Florence's seaside home "Boscombe Manor" in Bournemouth. They were descendants of Percy Florence's and Jane Gibson's adopted daughter, Bessie Florence Gibson. The 1891 census shows Lady Jane Shelley, Percy Florence Shelley's widow, living at Boscombe Manor with several great-nephews. Percy Florence Shelley died in 1889, and his widow, the former Jane St. John (born Gibson), died in 1899. The only lineal descendants of the poet are therefore the children of Ianthe. Ianthe Eliza Shelley was married