| Name | Thelotrema californicum Tuckerman |
| Authorship | Tuckerman |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Thelotrema Acharius |
| GUID | urn:lsid:indexfungorum.org:names:407202 |
| Citation | 1877 Proc. Amer. Acad. Arts 12: 177 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Thelotrema californicum Tuckerman |
| Identification made in | [no date] (2), 2008 (1) |