| Name | Scirpus japonicus var. thermalis Hultén |
| Authorship | Hultén bis |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Scirpus japonicus (Miquel) Franchet & Savatier |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Scirpus japonicus var. thermalis Hultén |
| Identification made in | [no date] (1) |