| Name | Polypodium pannosum Mettenius |
| Authorship | Mettenius |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Polypodium Linnaeus |
| Citation | 1869 Linnaea 36: 141 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Polypodium pannosum Mettenius |
| Identification made in | [no date] (1) |