Article

The diicovery of Pterygoneurum subsessile was made in a very xeric area of southem Sicily during a research project on terrestrial bryophytc communities. P. sulbsessile had been previously reported in Trentino-Alto Adige near the Austrian border. In addition new localities for Pterygoneurum ovatum (Hcdw.) Dix. are given. A description , illustration, ecology and distribution of P. subsessile is presenled.