| Name | Acarospora californica Zahlbruckner |
| Authorship | Zahlbruckner |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Acarospora A. Massalongo |
| GUID | urn:lsid:indexfungorum.org:names:375503 |
| Citation | 1914 Bryologist 17: 62 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Acarospora californica Zahlbruckner |
| Identification made in | [no date] (3), 2012 (2) |