⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-308509, and has not been changed.
This name is a synonym of Potamogeton alpinus subsp. tenuifolius .
The record derives from WCSP which reports it as a synonym (record 308509
) with original publication details: Mant. 3: 367 1827.