| Name | Juncus balticus subsp. sitchensis (Engelmann) Hultén |
| Authorship | (Engelmann) Hultén bis |
| Rank | Subspecies |
| Placed in | Juncus balticus Willdenow |
| Citation | 1943 Acta Univ. Lund. 2, 39, no. 1: 420 |
| Holdings | 22 Specimens held in the Harvard University Herbaria identified as Juncus balticus subsp. sitchensis (Engelmann) Hultén |
| Identification made in | [no date] (22) |