| Name | Alsophila biformis Rosenstock |
| Authorship | Rosenstock |
| Rank | Species |
| Placed in | Alsophila R. Brown |
| Citation | 1911 Feddes Repert. Spec. Nov. Regni Veg. 9: 423 |
| Holdings | 13 Specimens held in the Harvard University Herbaria identified as Alsophila biformis Rosenstock |
| Identification made in | [no date] (13) |