| Classification | Polygonaceae: Polygonum |
| Harvard University Herbaria Barcode(s) | 00238187 |
| Collector | D. E. Boufford, J. H. Chen, S. L. Kelley, J. Li, R. H. Ree, H. Sun, J. P. Yue & Y. H. Zhang |
| Collector number | 30941 |
| Country | China |
| State | Sichuan |
| Geography | Asia: East Asia (Region): China: Sichuan: Derong |
| Locality | NNW of the city of Derong. Dimu Caodi pass. |
| Georeference | 29.13805556, 99.33416667 Method: Unknown |
| Date Collected | 2004-07-20 |
| Elevation | 4125 - 4160 m |
| Habitat | Quercus scrub and remnant Picea-Larix forest with gravelly openings and exposed ledges. Open areas. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/71b94e63-d974-430a-b940-6aa86b68966a |
| Harvard University Herbaria Barcode | 00238187 |
| Herbarium | A |
| Family | Polygonaceae |
| Determination | Polygonum macrophyllum D. Don |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
