| Classification | Sparganiaceae: Sparganium |
| Harvard University Herbaria Barcode(s) | 00967193 |
| 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: Lincoln |
| Locality | Baker shore [Sudbury River] |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/42889294-e196-4357-a6ab-b033634b1e4d |
| Harvard University Herbaria Barcode | 00967193 |
| Herbarium | GH |
| Family | Sparganiaceae |
| Determination | InQuestion Sparganium simplex Hudson |
| Determination Remarks | [is label name] |
| Family | Sparganiaceae |
| Determination | Sparganium americanum Nuttall |
| Determined by | Kittredge, Walter Tobey |
| Date Determined | 2017 |
| Determination Remarks | [is Current name] |
| Subcollection | Thoreau Herbarium |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
