⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-26001759, with some changes.

Polygonum opelousanum var. adenocalyx Stanford is a synonym of Persicaria hydropiperoides (Michx.) Small

The record derives from Tropicos which reports it as a synonym (record 26001759) with original publication details: Rhodora 28: 28 28 1926.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:206323-2.