| Name | Hypericum nikkoense Makino |
| Authorship | Makino |
| Rank | Species |
| Placed in | Hypericum Linnaeus |
| Citation | 1904 Bot. Mag. (Tokyo) 18: 103 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Hypericum nikkoense Makino |
| Identification made in | [no date] (1), 2023 (1) |