| Classification | Ceratophyllaceae: Ceratophyllum |
| Harvard University Herbaria Barcode(s) | 02073198 |
| Collector | M. L. Fernald & H. St. John |
| Collector number | 11057 |
| Country | Canada |
| State | Prince Edward Island |
| Geography | North America: North America (CA, US, MX) (Region): Canada: Prince Edward Island: Queens County (Prince Edward Island) |
| Locality | [data not captured] |
| Date Collected | 1914-08-22 |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/ecf2c233-af80-42bd-b41a-a6b40d635b48 |
| Harvard University Herbaria Barcode | 02073198 |
| Herbarium | GH |
| Family | Ceratophyllaceae |
| Determination | Ceratophyllum demersum Linnaeus |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
