| Name | Pyrenula imperfecta (Ellis & Everhart) R. C. Harris |
| Authorship | (Ellis & Everhart) R. C. Harris |
| Rank | Species |
| Placed in | Pyrenula Acharius |
| GUID | urn:lsid:indexfungorum.org:names:343472 |
| Citation | 1973 Michigan Bot. 12(1): 43 |
| Holdings | 21 Specimens held in the Harvard University Herbaria identified as Pyrenula imperfecta (Ellis & Everhart) R. C. Harris |
| Identification made in | [no date] (21) |