| Classification | Cyperaceae: Eleocharis | 
| Harvard University Herbaria Barcode(s) | 00714271 | 
| Collector | M. J. McDonnell | 
| Collector number | 606 | 
| Country | United States of America | 
| State | Massachusetts | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts | 
| Locality | Plum Island | 
| Date Collected | 1977-07-12 | 
| Project | New England Vascular Plants TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/dad07c99-f09e-4a37-a0ff-50cb4270381b | 
| Harvard University Herbaria Barcode | 00714271 | 
| Herbarium | NEBC | 
| Family | Cyperaceae | 
| Determination | Eleocharis obtusa (Willdenow) Schultes | 
| Determination Remarks | [filed under] [current name] | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |