| Name | Diplazium nymanii Hieronymus |
| Authorship | Hieronymus |
| Rank | Species |
| Placed in | Diplazium Swartz |
| Citation | 1920 Bot. Jahrb. Syst. 56(1): 136 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Diplazium nymanii Hieronymus |
| Identification made in | [no date] (2) |