| Name | Cyperus filiculmis var. macilentus Fernald |
| Authorship | Fernald |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Cyperus filiculmis Vahl |
| GUID | urn:lsid:ipni.org:names:74689-2 |
| Citation | 1906 Rhodora 8: 126 |
| Holdings | 11 Specimens held in the Harvard University Herbaria identified as Cyperus filiculmis var. macilentus Fernald |
| Identification made in | [no date] (11) |