| Name | Carex ×olneyi Boott |
| Authorship | Boott |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Carex Linnaeus |
| Citation | 1858 Ill. Gen. Carex 1: 15 |
| Holdings | 19 Specimens held in the Harvard University Herbaria identified as Carex ×olneyi Boott |
| Identification made in | [no date] (19) |