| Classification | Poaceae: Calamagrostis |
| Barcode(s) | 00274125 |
| 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 | Poke Logan [along the Assabet River] |
| Date Collected | [June 28 -5[?]] |
| Elevation | 0 m |
| Vernacular Name | blue joint |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/0754416b-23c4-4709-b45e-1117ba39cddf |
| Harvard University Herbaria Barcode | 00274125 |
| Herbarium | NEBC |
| Previous ownership | [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 | Poaceae |
| Determination | Calamagrostis canadensis (Michaux) P. Beauvois |
| Determined by | [annotation on provenance label] |
| Determination Remarks | [filed under] [current name] |
| Family | Poaceae |
| Determination | Calamagrostis canadensis (Michaux) P. Beauvois |
| Determined by | [H. D. Thoreau (scripsit) on original field label] |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |