| Name | Pyrenula sp. | 
| Authorship | |
| Rank | Species | 
| Placed in | Pyrenula Acharius | 
| Holdings | 54 Specimens held in the Harvard University Herbaria identified as Pyrenula sp. | 
| Identification made in | [no date] (52), 2018 (2) | 
| Name | Pyrenula sp. | 
| Authorship | |
| Rank | Species | 
| Placed in | Pyrenula Acharius | 
| Holdings | 54 Specimens held in the Harvard University Herbaria identified as Pyrenula sp. | 
| Identification made in | [no date] (52), 2018 (2) |