Hi to everybody.
Incredible :shock:
The plants that I bought as "Ludwigia brevipes" have flourished.
This look like a typical Ludwigia arcuata flower: diameter 2 cm, petals 0,9-1 cm x 0,5-0,6 cm, pedicels 1,6 cm.
In this photo you can see the two flowers compared: on the right this "Ludwigia...