| Classification | Marsileaceae: Marsilea |
| Harvard University Herbaria Barcode(s) | 00579756 |
| Collector | E. F. Williams |
| 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 |
| Date Collected | 1893 [1893] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/98e22460-4694-4ca1-b4d4-86a4f2958e52 |
| Harvard University Herbaria Barcode | 00579756 |
| Herbarium | GH |
| Family | Marsileaceae |
| Determination | Marsilea quadrifolia Linnaeus |
| Determination Remarks | [is filed under name] [is Current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
