| Name | Perisporium laeve (Auerswald) Auerswald |
| Authorship | (Auerswald) Auerswald |
| Rank | Species |
| Placed in | Perisporium |
| Citation | 1869 Hedwigia 8: 179 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Perisporium laeve (Auerswald) Auerswald |
| Identification made in | [no date] (1) |