| Classification | Polygonaceae: Polygonum |
| Classification 1 | Polygonaceae: Persicaria |
| Harvard University Herbaria Barcode(s) | 00036736 |
| Type Status | Isotype |
| Collector | W. C. Cusick |
| Collector number | 1763 |
| Country | United States of America |
| State | Oregon |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oregon |
| Locality | Tules of Grand Ronde |
| Date Collected | 1897 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a2282df9-a181-4950-9ee4-b3819e0d9b93 |
| Harvard University Herbaria Barcode | 00036736 |
| Herbarium | GH |
| Family | Polygonaceae |
| Determination | Polygonum natans (Michaux) Eaton |
| Determined by | E. E. Stanford |
| Determination Remarks | [is Current name] |
| Family | Polygonaceae |
| Type Status | Isotype |
| Isotype of | Persicaria oregana Greene |
| Taxon Reference | (for Persicaria oregana Greene) Leafl. Bot. Observ. Crit. 1: 31. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
