⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-310306, and has not been changed.
 Potamogeton robbinsii var. japonicus 
	is a synonym
 of Potamogeton maackianus
	Potamogeton robbinsii var. japonicus 
	is a synonym
 of Potamogeton maackianus 
This name is a synonym of Potamogeton maackianus .
The record derives from WCSP which reports it as a synonym (record 310306) with original publication details: Bull. Herb. Boissier 4: 549 1896.