⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-23200960, with some changes.
This name is a synonym of Ludwigia grandiflora subsp. hexapetala .
The record derives from Tropicos which reports it as a synonym (record 23200960
) with original publication details: Bot. Misc. 3: 312 312 1833.