| Classification | Polygonaceae: Polygonum |
| Classification 1 | Polygonaceae: Bistorta |
| Classification 2 | Polygonaceae: Polygonum |
| Harvard University Herbaria Barcode(s) | 00036686 |
| Type Status | Isotype |
| Collector | C. A. Geyer |
| Collector number | 405 |
| Country | United States of America |
| State | Oregon |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oregon |
| Locality | Nez Perce highlands |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4096b296-61a2-46f1-b517-06864e8a6209 |
| Harvard University Herbaria Barcode | 00036686 |
| Herbarium | GH |
| Family | Polygonaceae |
| Determination | Polygonum bistortoides Pursh |
| Determined by | [annotation on sheet] |
| Family | Polygonaceae |
| Determination | Polygonum bistorta var. oblongifolium Meisner |
| Determined by | St. John, Harold |
| Date Determined | 1922 |
| Family | Polygonaceae |
| Determination | Bistorta bistortoides (Pursh) Small |
| Determined by | Kittredge, Walter Tobey |
| Date Determined | 2019 |
| Determination Remarks | [is Current name] |
| Family | Polygonaceae |
| Type Status | Isotype |
| Isotype of | Polygonum bistorta var. oblongifolium Meisner |
| Verified by | Kittredge, Walter Tobey |
| Date Determined | 2019 |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Polygonum bistorta var. oblongifolium Meisner) Prodr. [A. P. de Candolle] 1856. 14(1): 126. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
