| Name | Polystichum keysserianum Rosenstock |
| Authorship | Rosenstock |
| Rank | Species |
| Placed in | Polystichum Roth |
| Citation | 1912 Feddes Repert. Spec. Nov. Regni Veg. 10: 331 |
| Holdings | 23 Specimens held in the Harvard University Herbaria identified as Polystichum keysserianum Rosenstock |
| Identification made in | [no date] (23) |
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