| Name | Thelypteris spinulosa (O. F. Müller) Nieuwland |
| Authorship | (O. F. Müller) Nieuwland |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Thelypteris Schmidel |
| Contains | Thelypteris spinulosa var. concordiana (Davenport) Weatherby Thelypteris spinulosa var. fructuosa (Gilbert) Fernald Thelypteris spinulosa var. intermedia (Muhlenberg ex Willdenow) Nieuwland |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Thelypteris spinulosa (O. F. Müller) Nieuwland |
| Identification made in | [no date] (2) |