| Name | Polystichum echinatum (J. F. Gmelin) C. Christensen |
| Authorship | (J. F. Gmelin) C. Christensen |
| Rank | Species |
| Placed in | Polystichum Roth |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Polystichum echinatum (J. F. Gmelin) C. Christensen |
| Identification made in | [no date] (1), 2024 (2) |