| Name | Acrosorus triangularis Copeland |
| Authorship | Copeland |
| Rank | Species |
| Placed in | Acrosorus |
| Citation | 1909 Philipp. J. Sci., C. 3(6): 347 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Acrosorus triangularis Copeland |
| Identification made in | [no date] (5) |