| Name | Dryopteris marginalis f. davenportii (Floyd) A. Prince ex Weatherby |
| Authorship | (Floyd bis) A. Prince ex Weatherby |
| Rank | Forma |
| Placed in | Dryopteris marginalis (Linnaeus) A. Gray |
| Holdings | 8 Specimens held in the Harvard University Herbaria identified as Dryopteris marginalis f. davenportii (Floyd) A. Prince ex Weatherby |
| Identification made in | 1977 (3), 2012 (5) |