Identify a plant please

[RandomFactoid]

Hi!

Could someone help identify this plant from my own tank in 2015/2016. Remember ordering it online, but can't find the order email.
-Leftmost Red plant
-Serrated leaves
-Doesnt grow tall

 

[RandomFactoid]

Well only took 4 minutes to find that email...
It's Proserpinaca palustris 'Cuba'

 

[G H Nelson]

I agree!