| Name | Carex helleri Mackenzie |
| Authorship | Mackenzie |
| Rank | Species |
| Placed in | Carex Linnaeus |
| GUID | urn:lsid:ipni.org:names:300122-1 |
| Holdings | 38 Specimens held in the Harvard University Herbaria identified as Carex helleri Mackenzie |
| Identification made in | [no date] (37), 1945 (1) |