| Name | Polypodium vulgare f. projectum Fernald |
| Authorship | Fernald |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Polypodium vulgare Linnaeus |
| GUID | urn:lsid:ipni.org:names:287361-2 |
| Citation | 1922 Rhodora 24: 140 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Polypodium vulgare f. projectum Fernald |
| Identification made in | [no date] (1) |