| Classification | Cyperaceae: Carex | 
| Harvard University Herbaria Barcode(s) | 00766498 | 
| Collector | A. S. Pease | 
| Collector number | 24235 | 
| Country | United States of America | 
| State | New Hampshire | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New Hampshire: Rockingham County: Brentwood | 
| Locality | Brentwood | 
| Date Collected | 1935-05-29 [29 May, 1935] | 
| Project | New England Vascular Plants TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/027cb860-9c3c-4679-9466-5a3d4afdaad6 | 
| Harvard University Herbaria Barcode | 00766498 | 
| Herbarium | NEBC | 
| Family | Cyperaceae | 
| Determination | Carex tonsa var. rugosperma (Mackenzie) Crins | 
| Determination Remarks | [filed under] [current name] | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |