| Name | Persicaria hydropiper (Linnaeus) Spach |
| Authorship | (Linnaeus) Spach |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Persicaria |
| GUID | urn:lsid:ipni.org:names:695006-1 |
| Holdings | 105 Specimens held in the Harvard University Herbaria identified as Persicaria hydropiper (Linnaeus) Spach |
| Identification made in | [no date] (96), 2012 (5), 2013 (2), 2017 (1), 2019 (1) |