| Name | Juncus balticus var. littoralis Engelmann |
| Authorship | Engelmann |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Juncus balticus Willdenow |
| GUID | urn:lsid:ipni.org:names:132018-2 |
| Citation | 1866 Trans. Acad. Sci. St. Louis 2: 442 |
| Holdings | 10 Specimens held in the Harvard University Herbaria identified as Juncus balticus var. littoralis Engelmann |
| Identification made in | [no date] (9), 2007 (1) |