| Name | Arisaema iyoanum subsp. nakaianum (Kitag. & Ohba) H. Ohashi & J. Murata |
| Authorship | (Kitagawa & Ohba) H. Ohashi & J. Murata |
| Rank | Subspecies |
| Placed in | Arisaema iyoanum Makino |
| Citation | 1980 J. Fac. Sci. Univ. Tokyo, Sect. 3, Bot. 12(6): 295 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Arisaema iyoanum subsp. nakaianum (Kitag. & Ohba) H. Ohashi & J. Murata |
| Identification made in | [no date] (1) |