| Name | Carex ×reducta Drejer |
| Authorship | Drejer |
| Rank | Species |
| Placed in | Carex Linnaeus |
| Citation | Naturhist. Tidsskr. 1(3): 454 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Carex ×reducta Drejer |
| Identification made in | [no date] (1) |