| Classification | Polygonaceae: Polygonum |
| Classification 1 | Polygonaceae: Persicaria |
| Harvard University Herbaria Barcode(s) | 00238007 |
| Collector | D. E. Boufford, B. Bartholomew, G. Li & G. H. Zhu |
| Collector number | 24436 |
| Country | China |
| State | Sichuan |
| Geography | Asia: East Asia (Region): China: Sichuan: Dujiangyan |
| Locality | Dujiangyan Municipality (formerly Guan Xian); Longxi Forest Farm along Longxi He and lower W slopes of Caguan Shan, E of the town of Longxi. |
| Date Collected | 1988-09-02 |
| Elevation | 800 m |
| Habitat | On open bank along river. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/521cdcfa-7c21-40f9-91ed-11f5ac725961 |
| Harvard University Herbaria Barcode | 00238007 |
| Herbarium | A |
| Family | Polygonaceae |
| Determination | Polygonum chinense Linnaeus |
| Determination Remarks | [0] [is label name] |
| Family | Polygonaceae |
| Determination | Polygonum microcephalum var. sphaerocephalum (Wallich ex Meisner) Murata |
| Determination Remarks | [is filed under name] |
| Family | Polygonaceae |
| Determination | Persicaria microcephala (D. Don) H. Gross |
| Determined by | Boufford, David Edward |
| Date Determined | 2020-10-02 |
| Determination Remarks | [is Current name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
