| Name | Carex vulgaris var. hydrophila Holm |
| Authorship | Holm |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Carex vulgaris Fries |
| GUID | urn:lsid:ipni.org:names:47421-2 |
| Citation | 1904 Amer. J. Sci. ser. 4, 17: 307 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Carex vulgaris var. hydrophila Holm |
| Identification made in | [no date] (1) |