⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-23202185, with some changes.
This name is a synonym of Ludwigia adscendens subsp. diffusa .
The record derives from Tropicos which reports it as a synonym (record 23202185
) with original publication details: Kew Bull. 1953: 171 171 1953.