| Name | Eleocharis tricostata Torrey |
| Authorship | Torrey |
| Rank | Species |
| Placed in | Eleocharis R. Brown |
| GUID | urn:lsid:ipni.org:names:89863-2 |
| Citation | 1836 Ann. Lyceum Nat. Hist. New York 3: 310 |
| Holdings | 14 Specimens held in the Harvard University Herbaria identified as Eleocharis tricostata Torrey |
| Identification made in | [no date] (13), 2018 (1) |