Yes I bought them from a fish store and the tank was pretty overgrown with itPlant 1 is one of the cultivar swords, Echinodorus sp. Others may know which one.
Plant 2 I think is the Windelov Java Fern
Plant 3 looks like a regular Java Fern (with a serious algae problem!)
Pland 4 the floater is duckweed,
Seriously, there is a problem algae issue here.