| Classification | Sparganiaceae: Sparganium |
| Harvard University Herbaria Barcode(s) | 00299981 |
| Collector | C. H. Knowlton |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Norfolk County: Randolph |
| Locality | Ponkapoag [Blue Hills Reservation] |
| Date Collected | 1908-08-01 |
| Habitat | Swamp |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/30f139ad-7988-44b6-96f0-5b96d6d0081b |
| Harvard University Herbaria Barcode | 00299981 |
| Herbarium | GH |
| Family | Sparganiaceae |
| Determination | Sparganium emersum Rehmann |
| Determined by | C. D. K. Cook |
| Date Determined | 1988 |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
