| Name | Pyrenula nitidella (Flörke ex Schaerer) Müller Arg. |
| Authorship | (Flörke ex Schaerer) Müller Arg. |
| Rank | Species |
| Placed in | Pyrenula Acharius |
| Contains | Pyrenula nitidella var. maculata R. C. Harris |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Pyrenula nitidella (Flörke ex Schaerer) Müller Arg. |
| Identification made in | [no date] (2) |