| Classification | Isoetaceae: Isoetes |
| Harvard University Herbaria Barcode(s) | 00744794 |
| Collector | R. J. Eaton |
| 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 | Concord, Thoreau's Cove, Walden Pond |
| Date Collected | 1957-09-22 [22 Sept 1957] |
| Habitat | Sandy pondshore: mostly uprooted and floaring on very edg of beach |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/5843ac05-aa25-4453-84ce-ca048a596094 |
| Harvard University Herbaria Barcode | 00744794 |
| Herbarium | NEBC |
| Family | Isoetaceae |
| Determination | Isoetes sp. |
| Determination Remarks | [is label name] |
| Family | Isoetaceae |
| Determination | Isoetes riparia Engelmann |
| Determined by | Wilson, Kenneth Allen |
| Date Determined | 1957-12-** |
| Family | Isoetaceae |
| Determination | Isoetes riparia Engelmann |
| Determined by | Proctor, George Richardson |
| Date Determined | 1958-08-** |
| Determination Remarks | [0] |
| Family | Isoetaceae |
| Determination | Compare Isoetes tuckermani A. Braun ex Engelmann |
| Determined by | Haines, Arthur Duane |
| Date Determined | 2001-10-22 |
| Determination Remarks | [is filed under name] [is Current name] |
| Annotation Text | probably |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
