| Name | Juncus alpinoarticulatus subsp. fuscenscens (Fernald) Hämet-Ahti |
| Authorship | (Fernald) Hämet-Ahti |
| Rank | Subspecies |
| Placed in | Juncus alpinoarticulatus Chaix |
| Citation | 1986 Ann. Bot. Fenn. 23: 280 |
| Holdings | 22 Specimens held in the Harvard University Herbaria identified as Juncus alpinoarticulatus subsp. fuscenscens (Fernald) Hämet-Ahti |
| Identification made in | [no date] (22) |