| Classification | Polygonaceae: Persicaria | 
| Harvard University Herbaria Barcode(s) | 02363052 | 
| Collector | G. Hansen | 
| Collector number | 754 | 
| Country | United States of America | 
| State | California | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Amador County | 
| Locality | [data not captured] | 
| Date Collected | 1893-07-** | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4683a3c6-556e-427d-87e0-98173371b431 | 
| Harvard University Herbaria Barcode | 02363052 | 
| Herbarium | GH | 
| Family | Polygonaceae | 
| Determination | Persicaria hydropiper (Linnaeus) Spach | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |