| Name | Pyrenula neglecta subsp. occidentalis R. C. Harris |
| Authorship | R. C. Harris |
| Rank | Subspecies |
| Placed in | Pyrenula neglecta R. C. Harris |
| Citation | 1973 Michigan Bot. 12(1): 51 |
| Holdings | 10 Specimens held in the Harvard University Herbaria identified as Pyrenula neglecta subsp. occidentalis R. C. Harris |
| Identification made in | [no date] (10) |