| Classification | Polygonaceae: Polygonum |
| Classification 1 | Polygonaceae: Rheum |
| Harvard University Herbaria Barcode(s) | 00238119 |
| Collector | D. E. Boufford, M. J. Donoghue, X. F. Lu & T. S. Ying |
| Collector number | 26587 |
| Country | China |
| State | Qinghai |
| Geography | Asia: East Asia (Region): China: Qinghai: Nangqen |
| Locality | 30 km W of the town of Nangqen along the Xiao-qu River in Xiao-long Gou. |
| Georeference | 32.25583333, 96.32583333 Method: Unknown |
| Date Collected | 1995-06-19 - 1995-06-20 |
| Elevation | 4200 m |
| Habitat | Narrow gorge through steep limestone cliffs. In moss on slope with Rhododendron nivale. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/02d5933b-cf24-44f3-8c10-75969f1ad8a8 |
| Harvard University Herbaria Barcode | 00238119 |
| Herbarium | A |
| Family | Polygonaceae |
| Determination | Polygonum hookeri Meisner |
| Determination Remarks | [0] |
| Family | Polygonaceae |
| Determination | Rheum nanum (Lingelsheim) Limpricht |
| Determined by | Boufford, David Edward |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
