Las Sergas de Esplandián (The Adventures of Esplandián) is a novel written by Garci Rodríguez de Montalvo in the late fifteenth or early sixteenth century. The novel is a sequel to a popular fifteenth century set of chivalric romance novels, Amadís de Gaula. The novel achieved particular notability in 1862, when Edward Everett Hale concluded that the novel was the origin of the name California. Source: Wikipedia (en)