| Name | Carex virescens var. swanii Fernald |
| Authorship | Fernald |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Carex virescens Muhlenberg ex Willdenow |
| GUID | urn:lsid:ipni.org:names:47404-2 |
| Citation | 1906 Rhodora 8: 183 |
| Holdings | 7 Specimens held in the Harvard University Herbaria identified as Carex virescens var. swanii Fernald |
| Identification made in | [no date] (7) |