My comment is this, please stop posting these unless you are genuinely interested in buying the item or wish to ask if it is fit for a use you have, as per the forum rules.
Any further threads like this will be removed.
Don't make me break out the pointy stick :-?
rigidfolious should have a horizontal rhizome, and possibly a 'bulb' or storage organ.
I would say balansae as well or Cyrptocoryne crispulata var. balansae if you want to get technical
What OS you running, may be able to dig a disk up, if I recall it is a weird greenie/blue colour - just remind me or I will forget, just like I forgot about you fake plants... :-?