| Name | Acarospora immersa Fink ex J. Hedrick |
| Authorship | Fink ex J. Hedrick |
| Rank | Species |
| Placed in | Acarospora A. Massalongo |
| Citation | 1934 Mycologia 26(2): 158 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Acarospora immersa Fink ex J. Hedrick |
| Identification made in | [no date] (4) |