⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-26002503, and has not been changed.

Rumex crispus subsp. japonicus (Houtt.) Kitam. is a synonym of Rumex japonicus Houtt.

This name is a synonym of Rumex japonicus Houtt..

The record derives from Tropicos which reports it as a synonym (record 26002503).