⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-50307908, with some changes.

Polygonum barbatum var. stagninum (Buch.-Ham. ex Meisn.) Steward is a synonym of Persicaria stagnina (Buch.-Ham. ex Meisn.) Qaiser

This name is a synonym of Persicaria stagnina (Buch.-Ham. ex Meisn.) Qaiser.

The record derives from Tropicos which reports it as a synonym (record 50307908) with original publication details: Contr. Gray Herb. 88: 54 54 1930.