| Classification | Cyperaceae: Carex |
| Harvard University Herbaria Barcode(s) | 00766483 |
| Collector | C. H. Knowlton |
| Country | United States of America |
| State | New Hampshire |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New Hampshire: Grafton County: Piermont |
| Locality | Piermont |
| Date Collected | 1933-05-26 [May 26, 1933] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/80905c4f-88a2-4c65-8cdd-58ae5a1e66ff |
| Harvard University Herbaria Barcode | 00766483 |
| Herbarium | NEBC |
| Family | Cyperaceae |
| Determination | Carex tonsa var. rugosperma (Mackenzie) Crins |
| Determination Remarks | [filed under] [current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |