⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-23201384, with some changes.
This name is a synonym of Ludwigia peploides subsp. montevidensis .
The record derives from Tropicos which reports it as a synonym (record 23201384
) with original publication details: Darwiniana 4(2-3): 276 276 1942.