| Classification | Polygonaceae: Polygonum |
| Harvard University Herbaria Barcode(s) | 00237982 |
| Collector | Q. S. Zhao |
| Collector number | 29 |
| Country | China |
| State | Sichuan |
| Geography | Asia: East Asia (Region): China: Sichuan: Hongyuan |
| Locality | Longhuiba. |
| Date Collected | 1989-07-29 |
| Elevation | 3400 m |
| Habitat | Grows on grassland slope. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/11997c2c-a45a-4fb7-a68b-0b823c674c7f |
| Harvard University Herbaria Barcode | 00237982 |
| Herbarium | A |
| Family | Polygonaceae |
| Determination | Polygonum cathayanum A. J. Li |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
