The Orto Botanico delle Alpi Apuane "Pietro Pellegrini" (3 hectares (7.4 acres)), also known as the Orto Botanico di Pian della Fioba, is a nature preserve and botanical garden located at 900 meters altitude in Pian della Fioba, Massa, Province of Massa-Carrara, Tuscany, Italy. It is operated by the town in collaboration with the Università della Toscana.