| Name | Carex costata Turczaninow ex Ledebour |
| Authorship | Turczaninow ex Ledebour |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Carex Linnaeus |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Carex costata Turczaninow ex Ledebour |
| Identification made in | [no date] (1) |