| Name | Eleocharis tenuis var. atrata (Svenson) B. Boivin | 
| Authorship | (Svenson) B. Boivin | 
| Rank | Variety | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Eleocharis tenuis (Willdenow) Schultes | 
| GUID | urn:lsid:ipni.org:names:89855-2 | 
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Eleocharis tenuis var. atrata (Svenson) B. Boivin | 
| Identification made in | 1979 (1) |