Lalheue () is a commune in the Saône-et-Loire department in the region of Bourgogne-Franche-Comté in eastern France. Geography The Grison, a tributary of the Grosne, forms most of the commune's eastern border. The Grosne flows northeast through the northwestern part of the commune. See also Communes of the Saône-et-Loire department References Communes of Saône-et-Loire