Cephaloziella integerrima (Cephaloziellaceae, Marchantiophyta), new for Italy

A new liverwort species, Cephaloziella integerrima (Lindb.) Warnst., has been identified for the bryophyte flora of Italy. The species was gathered in the snow-beds of the high Gavia Valley (Stelvio National Park, Lombardy). This work describes the distribution and ecology of this rare species.