| Name | Carex recurvisaccus T. Koyama |
| Authorship | T. Koyama |
| Rank | Species |
| Placed in | Carex Linnaeus |
| Remarks | [confirmed] [imported from GBIF] |
| Citation | 1956 Jap. J. Bot. 15: 166 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Carex recurvisaccus T. Koyama |
| Identification made in | [no date] (1) |