Ludwigia palustris

[Jose]

Is there a difference between this two plants? Which one is more red when submersed? Any pics?

http://www.aquaessentials.co.uk/ludwigia-palustris-p-6874.html
http://www.aquaessentials.co.uk/ludwigia-palustris-red-p-5151.html

Thanks ppl!

 

[alto]

The Tropica version is reputed to be the most "red" - though appearance varies with conditions