| Name | Juncus pelocarpus var. subtilis (E. Meyer) Engelmann |
| Authorship | (E. Meyer) Engelmann |
| Rank | Variety |
| Placed in | Juncus pelocarpus E. Meyer |
| Citation | 1866 Trans. Acad. Sci. St. Louis 2: 456 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Juncus pelocarpus var. subtilis (E. Meyer) Engelmann |
| Identification made in | [no date] (1) |