| Name | Arthothelium taediosum (Nylander) Müller Argoviensis | 
| Authorship | (Nylander) Müller Arg. | 
| Rank | Species | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Arthothelium A. Massalongo | 
| GUID | urn:lsid:indexfungorum.org:names:377439 | 
| Citation | 1880 Flora 63: 287 | 
| Holdings | 45 Specimens held in the Harvard University Herbaria identified as Arthothelium taediosum (Nylander) Müller Argoviensis | 
| Identification made in | [no date] (44), 1906 (1) | 
