| Name | Juncus canadensis var. sparsiflorus Fernald |
| Authorship | Fernald |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Juncus canadensis J. Gay ex Laharpe |
| GUID | urn:lsid:ipni.org:names:132066-2 |
| Citation | 1922 Rhodora 23: 241 |
| Holdings | 16 Specimens held in the Harvard University Herbaria identified as Juncus canadensis var. sparsiflorus Fernald |
| Identification made in | [no date] (16) |