| Name | Scirpus fuscorubens T. Koyama |
| Authorship | T. Koyama |
| Rank | Species |
| Placed in | Scirpus Linnaeus |
| Citation | 1969 Willdenowia 5: 491 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Scirpus fuscorubens T. Koyama |
| Identification made in | [no date] (3) |