| Name | Deyeuxia polygama subsp. filifolia Rúgolo & Villav. |
| Authorship | Rúgolo & Villav. |
| Rank | Subspecies |
| NomenclaturalStatus | NomLeg |
| Placed in | Deyeuxia polygama (Grisebach) Parodi |
| GUID | urn:lsid:ipni.org:names:306235-2 |
| Citation | 1995 Bol. Soc. Argent. Bot. 31: 125 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Deyeuxia polygama subsp. filifolia Rúgolo & Villav. |
| Identification made in | 2005 (2) |