| Name | Diplazium nervosum (Mettenius) Diels |
| Authorship | (Mettenius) Diels |
| Rank | Species |
| Placed in | Diplazium Swartz |
| Citation | 1899 Nat. Pflanzenfam. Nachtr. [Engler & Prantl] 1(4): 226 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Diplazium nervosum (Mettenius) Diels |
| Identification made in | 2023 (2) |