| Classification | Polygonaceae: Persicaria |
| Barcode(s) | 02363407 |
| Collector | C. B. Hellquist & L. Crouch |
| Collector number | 12540 |
| Country | United States of America |
| State | Oklahoma |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oklahoma: Marshall County |
| Locality | west side of Rte. 99, ca. 0.7 mi north of Lake Texoma bridge. Willis, Sec. 1, T8S, R4E |
| Date Collected | 1978-06-08 |
| Habitat | small wet depression in cow pasture |
| Container | Flora of Oklahoma |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c4bae9a2-f840-4657-b61f-77152093b006 |
| Harvard University Herbaria Barcode | 02363407 |
| Herbarium | GH |
| Previous ownership | [Ex] Herbarium of Boston State College; Transferred from Massachusetts College of Liberal Arts Herbarium (NASC) |
| Family | Polygonaceae |
| Determination | Persicaria hydropiperoides (Michaux) Small |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |