Index Fungorum (IF)

url: http://www.indexfungorum.org/

Index Fungorum, the global fungal nomenclator coordinated and supported by the Index Fungorum Partnership, contains names of fungi (including yeasts, lichens, chromistan fungal analogues, protozoan fungal analogues and fossil forms) at all ranks.

Link with LifeWatch Species Information Backbone: 

Index Fungorum (IF) is one of the External Global Species Databases linked to WoRMS.

Index Fungorum (IF) is part of the taxon match web service of the Belgian LifeWatch e-Lab, allowing your species list to be cross-checked with the taxonomic information available in IF.