| Name | Osmunda japonica Thunberg |
| Authorship | Thunberg |
| Rank | Species |
| Placed in | Osmunda Linnaeus |
| GUID | urn:lsid:ipni.org:names:17522960-1 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Osmunda japonica Thunberg |
| Identification made in | [no date] (2) |