| Classification | Isoetaceae: Isoetes |
| Harvard University Herbaria Barcode(s) | 00744641 |
| Collector | F. C. Seymour |
| Collector number | 4890 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Plymouth County: Duxbury |
| Locality | Duxbury |
| Date Collected | 1937-07-04 [4 July 1937] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/52898cbc-266c-4c00-8276-5afd8a78d803 |
| Harvard University Herbaria Barcode | 00744641 |
| Herbarium | NEBC |
| Family | Isoetaceae |
| Determination | Isoetes echinospora Durieu |
| Determination Remarks | [filed under] [current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |