| Name | Polypodium virginianum f. marginale Gilbert |
| Authorship | Gilbert |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Polypodium virginianum Linnaeus |
| Citation | 1906 Fern Bull. 14: 35 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Polypodium virginianum f. marginale Gilbert |
| Identification made in | [no date] (1) |