Isn't this Lysimachia monelli? (The leaves are, I think, too spiny for L. arvensis)

Regards,

You are right, Ruud, these leaves look too spiny for Lysimachia arvensis, but that is the name the Nursery had given me.

The only other photos I can find, are from seedlings in the following year:






Now I'm not sure which Blue Pimpernel I had. Now I'm unsure of what to do.