| Name | Thelypteris phegopteris (Linnaeus) Slosson | 
| Authorship | (Linnaeus) Slosson | 
| Rank | Species | 
| Placed in | Thelypteris Schmidel | 
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Thelypteris phegopteris (Linnaeus) Slosson | 
| Identification made in | [no date] (4) |