1997 年 81 巻 p. 155-173
One hundred and thirty-three names in Fissidens are reduced to synonymy. A diagnosis is given for each species recognized. Fissidens pachyloma is made a variety of F. curvatus, F. helictocaulos a subspecies of F. megalotis, F. ulna a form of F. sciophyllus and Moenkemeyera macroglossa Broth. is transferred to Fissidens. Fissidens jeffreyi, F. nigerianus, F. pseudoplumosus and F. subplanifrons, invalidly published by Bizot, are validated. A neotype is designated for F. lacouturei Thér.