Adapted into a play , it was titled in English ( especially in the United States ) as Camille and is the basis for Verdi 's 1853 opera , La Traviata . Adapted into a play , it was titled Camile in English and became the basis for Verdi 's 1853 opera , La Traviata , Duplessis undergoing yet another name change , this time to Violetta Valery .