| Classification | Polygonaceae: Polygonum |
| Harvard University Herbaria Barcode(s) | 00238198 |
| Collector | Z. T. Wang |
| Collector number | 870219 |
| Country | China |
| State | Sichuan |
| Geography | Asia: East Asia (Region): China: Sichuan: Dujiangyan |
| Locality | Guan Xian, Masangping. |
| Date Collected | 1987-07-29 |
| Elevation | 1650 m |
| Habitat | By roadside. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/e1dd0cc8-d1a7-4689-bfcf-883d1c68498d |
| Harvard University Herbaria Barcode | 00238198 |
| Herbarium | A |
| Family | Polygonaceae |
| Determination | Polygonum microcephalum var. sphaerocephalum (Wallich ex Meisner) Murata |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
