| Name | Juncus planifolius R. Brown |
| Authorship | R. Brown |
| Rank | Species |
| Placed in | Juncus |
| Citation | 1810 Prodr. Fl. Nov. Holland. 259 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Juncus planifolius R. Brown |
| Identification made in | [no date] (3) |