| Classification | Polygonaceae: Polygonum |
| Classification 1 | Polygonaceae: Persicaria |
| Harvard University Herbaria Barcode(s) | 00969576 |
| Collector | T. Cramer with Ben Cramer, Becky Cramer |
| Collector number | 4271 |
| Country | United States of America |
| State | Wyoming |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Wyoming: Sublette County |
| Locality | Green River Basin: Green River, ca 9 air mi S of Big Piney. SW1/4 S13. T28N R112W S13 |
| Date Collected | 1994-08-21 |
| Verbatim Elevation | 6650 ft |
| Habitat | Riverside meadows, sagebrush, sagebrush bluff |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/27d831f7-51b4-4fea-9dc9-2143413a9eb7 |
| Harvard University Herbaria Barcode | 00969576 |
| Herbarium | GH |
| Previous ownership | [Ex] Rocky Mountain Herbarium (RM), University of Wyoming |
| Family | Polygonaceae |
| Determination | Polygonum amphibium Linnaeus |
| Determination Remarks | [0] |
| Family | Polygonaceae |
| Determination | Persicaria amphibia (Linnaeus) Delarbre |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
