⚠ Version 1 of The Plant List has been superseded.

This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Polygonum sibiricum in version 1.1 of The Plant List.

Polygonum sibiricum var. thomsonii Meisn. ex Steward is a synonym of Polygonum sibiricum var. thomsonii Meisn.

This name is a synonym of Polygonum sibiricum var. thomsonii Meisn..

The record derives from Tropicos which reports it as a synonym (record 50101060) with original publication details: Contr. Gray Herb. 88: 112 112 1930.