Publication: Hist. Nat. Vég. 10: 537. 1841.
Origin: Introduced from Asia
Herbarium search: CPNWH
Notes: The specimen record of this species in Washington does not suggest that it is established in the flora. It is considered excluded until additional specimens are deposited documenting its establishment and persistence. FNA5: "Persicaria orientalis was introduced as a garden ornamental. It often persists around homesteads and barnyards, and occasionally escapes and becomes weedy in moist waste places."
Last updated 5/30/2020 by David Giblin.