| Name | Juncus effusus var. exiguus Fernald & Wiegand |
| Authorship | Fernald & Wiegand |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Juncus effusus Linnaeus |
| GUID | urn:lsid:ipni.org:names:132120-2 |
| Citation | 1910 Rhodora 12: 87 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Juncus effusus var. exiguus Fernald & Wiegand |
| Identification made in | [no date] (1), 2007 (1) |