Ludwigia?

[FishEggs]

So what I thought was all one type of plant I had growing outside in a tub I just discovered is actually 2 different plants.
At first I thought it was just a different flower color but then I looked at the leaf structure and that is slightly different too.
Can anyone id what exactly these are?

[Cavan]

Ludwigia inclinata and Ammannia capitelata

[FishEggs]

Thanks