| Name | Symplocarpus nipponicus Makino |
| Authorship | Makino |
| Rank | Species |
| Placed in | Symplocarpus |
| Citation | 1928 J. Jap. Bot. 5: 24 |
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Symplocarpus nipponicus Makino |
| Identification made in | [no date] (6) |