| Classification | Cyperaceae: Carex |
| Harvard University Herbaria Barcode(s) | 00260218 |
| Collector | A. S. Pease |
| Collector number | 14240 |
| Country | United States of America |
| State | New Hampshire |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New Hampshire: Coos County: Jefferson |
| Locality | Beside M.C.R.R. [M.C. Railroad] near Jefferson |
| Date Collected | 1913-07-12 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/315ea4b9-1afe-4f34-938f-db795b1df8a3 |
| Harvard University Herbaria Barcode | 00260218 |
| Herbarium | NEBC |
| Family | Cyperaceae |
| Determination | Carex haydenii Dewey |
| Determined by | L. A. Standley |
| Date Determined | 1986-03-26 |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
