So many posts... so few of any use!
Oh- total thread jack (not that I guess I hadn't just done it already... but in that regards I'm just a lost cause)
Mac, do you remember what that little Bacopa species we both used to have a while back? I know I got mine from Aaron T...
Anyways, check out Wasserpest's DIY tank build thread, and see what you think? http://www.plantedtank.net/forums/diy/77478-wps-55gal-270gal-plywood-tank-conversion.html
There ya go
A twig of two-leaved Pearlweed (that's what I call it anyway) must have fallen on one of the Riccia cushions. It is growing nicely emersed, the roots poke through the Riccia, visible from below.