| Classification | Cyperaceae: Carex | 
| Barcode(s) | 02265826 | 
| Collector | W. T. Kittredge | 
| Collector number | 3581 | 
| Country | United States of America | 
| State | Massachusetts | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Essex County: Andover | 
| Locality | Red Spring Reservation, north parcel, middle area near Shawsheen River | 
| Date Collected | 2023-05-27 | 
| Habitat | open marsh | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/18834618-dd11-4f27-8b82-2a796649050a | 
| Harvard University Herbaria Barcode | 02265826 | 
| Herbarium | NEBC | 
| Family | Cyperaceae | 
| Determination |  Carex echinata Murray | 
| Determination Remarks |  [filed under] [current name] | 
| Sex | not determined | 
| Phenology | Fruit | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |