| Classification | Polygonaceae: Persicaria | 
| Harvard University Herbaria Barcode(s) | 02364619 | 
| Collector | B. H. A. Groth | 
| Collector number | 103 | 
| Country | United States of America | 
| State | Texas | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas: Comal County | 
| Locality | bed of Cibolo river, Bracken | 
| Date Collected | 1903-07-15 | 
| Habitat | In sand, bed of river | 
| Container | Plants of Texas | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c401e6ed-b2f2-408e-ae0a-1061d949bd7d | 
| Harvard University Herbaria Barcode | 02364619 | 
| Herbarium | GH | 
| Family | Polygonaceae | 
| Determination | Persicaria bicornis (Rafinesque) Nieuwland | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |