| Name | Persicaria japonicum Meisner | 
| Authorship | Meisner | 
| Rank | Species | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Persicaria | 
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Persicaria japonicum Meisner | 
| Identification made in | [no date] (2) |