| Name | Polypodium virginianum f. acuminatum (Gilbert) Fernald |
| Authorship | (Gilbert) Fernald |
| Rank | Forma |
| Placed in | Polypodium virginianum Linnaeus |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Polypodium virginianum f. acuminatum (Gilbert) Fernald |
| Identification made in | [no date] (1) |