| Name | Pyrenula microcarpa Müller Arg. |
| Authorship | Müller Arg. |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Pyrenula Acharius |
| Citation | 1885 Bot. Jahresber. (Just) 6: 412 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Pyrenula microcarpa Müller Arg. |
| Identification made in | [no date] (5) |