| Name | Diplazium angustipinna (Holttum) Holttum |
| Authorship | (Holttum) Holttum |
| Rank | Species |
| Placed in | Diplazium Swartz |
| Holdings | 9 Specimens held in the Harvard University Herbaria identified as Diplazium angustipinna (Holttum) Holttum |
| Identification made in | [no date] (9) |