| Name | Arthonia taediosa Nylander |
| Authorship | Nylander |
| Rank | Species |
| Placed in | Arthonia Acharius |
| GUID | urn:lsid:indexfungorum.org:names:376887 |
| Citation | 1855 Ann. Sci. Nat., Bot. ser. 4 3: 171 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Arthonia taediosa Nylander |
| Identification made in | [no date] (3) |