The following new combinations are proposed and commented: Byssocaulon citrinum (FOLLM.) FOLLM. comb. nov. (bas. Sagenidium citrinum FOLLM.) and Byssocaulon molle (STIRT.) FOLLM. comb. nov. (bas. Sagenidium molle STIRT.) in the Rocellaceae, Cladina portentosa (DUF.) FOLLM. comb. nov. (bas. Cenomyce portentosa DUF.) and Cladina skottsbergii (MAGN.) FOLLM. comb. nov. (bas. Cladonia skottsbergii MAGN.) in the Cladoniaceae, and Rhizoplaca aspidophora (VAIN.) FOLLM. comb. nov. (bas. Lecanora aspidophora VAIN.), Rhizoplaca charcotiana (HUE) FOLLM. comb. nov. (bas. Lecanora charcotiana HUE), Rhizoplaca daltoniana (HOOK. f. et TAYL.), Rhizoplaca heydenii (TUCK.) FOLLM. comb. nov. (bas. Lecanora heydenii (TUCK.), and Rhizoplaca johowii (FOLLM. et REDÓN) FOLLM. comb. nov. (bas. Omphalodina johowii FOLLM. et REDÓN) in the Lecanoraceae.