| Classification | Potamogetonaceae: Potamogeton |
| Harvard University Herbaria Barcode(s) | 00967198 |
| 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 | Andromeda Pond |
| Date Collected | 1856-07-** [July 3 (or 31 (?)) '56] |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/e4ae0b51-d308-40c4-946c-52607ce91636 |
| Harvard University Herbaria Barcode | 00967198 |
| Herbarium | GH |
| Family | Potamogetonaceae |
| Determination | InQuestion Potamogeton natans Linnaeus |
| Determination Remarks | [is label name] |
| Family | Potamogetonaceae |
| Determination | Potamogeton oakesianus J. W. Robbins |
| Determined by | Eaton, Richard Jefferson |
| Date Determined | 1969-08-** |
| Determination Remarks | [is Current name] |
| Annotation Text | (fruits strongly keeled) |
| Subcollection | Thoreau Herbarium |
| Phenology | Fruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
