⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-2567479, with some changes.

Polygonum alpestre C.A.Mey. is a synonym of Polygonum cognatum Meisn.

This name is a synonym of Polygonum cognatum Meisn..

The record derives from WCSP (in review) which reports it as a synonym with original publication details: Verz. Pfl. Casp. Meer. 157 1831.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:695342-1.