| Name | Osmunda lancea Thunberg |
| Authorship | Thunberg |
| Rank | Species |
| Placed in | Osmunda Linnaeus |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Osmunda lancea Thunberg |
| Identification made in | 2019 (2) |
| Name | Osmunda lancea Thunberg |
| Authorship | Thunberg |
| Rank | Species |
| Placed in | Osmunda Linnaeus |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Osmunda lancea Thunberg |
| Identification made in | 2019 (2) |