| Classification | Cyperaceae: Carex |
| Harvard University Herbaria Barcode(s) | 00260183 |
| Collector | H. A. Allard |
| Collector number | 7088 |
| Country | United States of America |
| State | Maine |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Maine: Penobscot County |
| Locality | Lake Matagamon, beach of Thoreau Island
T06 R08 WELS |
| Date Collected | 1939-07-21 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/7f025cac-c377-40ea-93b3-f988c57a4eea |
| Harvard University Herbaria Barcode | 00260183 |
| Herbarium | GH |
| Family | Cyperaceae |
| Determination | Carex haydenii Dewey |
| Determined by | L. A. Standley |
| Date Determined | 1988 |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
