| Classification | Cyperaceae: Carex |
| Harvard University Herbaria Barcode(s) | 00260167 |
| Collector | M. L. Fernald |
| Collector number | 2053 |
| Country | United States of America |
| State | Maine |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Maine: Aroostook County: Fort Kent |
| Locality | Valley of the St. John River |
| Date Collected | 1898-06-15 |
| Habitat | River thicket |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/67ee4d95-9d7e-4f48-b509-000dc43185a3 |
| Harvard University Herbaria Barcode | 00260167 |
| Herbarium | NEBC |
| Family | Cyperaceae |
| Determination | Carex haydenii Dewey |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
