| Name | Polypodium alfredii Rosenstock |
| Authorship | Rosenstock |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Polypodium Linnaeus |
| GUID | urn:lsid:ipni.org:names:17347980-1 |
| Citation | 1925 Repert. Spec. Nov. Regni Veg. 22: 15 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Polypodium alfredii Rosenstock |
| Identification made in | [no date] (1) |