| Name | Eriocaulon caaguazuensis Ruhland |
| Authorship | Ruhland |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Eriocaulon Linnaeus |
| GUID | urn:lsid:ipni.org:names:94325-2 |
| Citation | 1906 Bot. Jahrb. Syst. 37: 519 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Eriocaulon caaguazuensis Ruhland |
| Identification made in | [no date] (1) |