| Classification | Cyperaceae: Carex | 
| Barcode(s) | 00267915 | 
| Collector | H. D. Thoreau | 
| Country | United States of America | 
| State | Massachusetts | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Concord | 
| Locality | Concd | 
| Date Collected | 1858-06-20 | 
| Elevation | 0 m | 
| Habitat | Moist open meadow | 
| Remarks | [Journal entry for June 20, 1858, "What is that sedge with a long beak,.some time out of bloom, now two feet high, common just north of new stone bridge?" over Sudbury River] | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/237989fa-b8f3-40a7-9a4e-e30f44965234 | 
| Harvard University Herbaria Barcode | 00267915 | 
| Herbarium | NEBC | 
| Previous ownership | Thoreau’s Herb. [Ex Herbarium of Henry David Thoreau (1817-1862)] Herbarium of Edward S. Hoar. Presented to the New England Botanical Club by Mrs. M. B. L. Bradford, 1912 | 
| Family | Cyperaceae | 
| Determination |  Carex intumescens Rudge | 
| Determined by | Reznicek, Anton Albert | 
| Date Determined | 1988 | 
| Determination Remarks |  [filed under] [current name] | 
| Family | Cyperaceae | 
| Determination |  Carex intumescens Rudge | 
| Determined by | [E. S. Hoar (scripsit) on his transcription label] | 
| Family | Cyperaceae | 
| Determination |  Carex intumescens Rudge | 
| Determined by | [annotation on provenance label] | 
| Sex | not determined | 
| Phenology | Fruit | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |