| Name | Carex angustior Mackenzie |
| Authorship | Mackenzie |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Carex Linnaeus |
| Contains | Carex angustior var. gracilenta R. T. Clausen & Wahl |
| GUID | urn:lsid:ipni.org:names:45729-2 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Carex angustior Mackenzie |
| Identification made in | [no date] (4) |