| Classification | Poaceae: Glyceria |
| Harvard University Herbaria Barcode(s) | 00274194 |
| 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 | Hemlock brook in Grackle Swamp |
| Date Collected | 1860-07-07 |
| Elevation | 0 m |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a82b0111-883d-42d5-831c-a552ba2d0b67 |
| Harvard University Herbaria Barcode | 00274194 |
| Herbarium | NEBC |
| Previous ownership | Thoreau’s Herbarium [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 | Glyceria canadensis (Michaux) Trinius |
| Determined by | [M. L. Fernald (scripsit) on provenance label] |
| Determination Remarks | [filed under] [current name] |
| Family | Poaceae |
| Determination | Glyceria elongata (Torrey) Trinius |
| Determined by | [H. D. Thoreau (scripsit) on original field label] |
| Determination Remarks | [label name] |
| Annotation Text | Ap. [Apparently] |
| Family | Poaceae |
| Determination | Glyceria elongata (Torrey) Trinius |
| Determined by | [E. S. Hoar (scripsit) on his transcription label] |
| Annotation Text | Ap.(parently) |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |