Echinodorus quadricostatus

In the order was: Cryptocoryne blassii Red Foxtail Temple (Hygrophila corymbosa v. "Stricta") Parrots feather Crystal Val Corkscrew val Echinodorus quadricostatus (broadleaf pgmy, or Cuban chainsword) Aponogeton ulvaceous, ...

Dwarf Swordplant - Echinodorus quadricostatus
Giant Vallisneria - Vallisneria gigantea
Jungle Vallis - Vallisneria americana
Madagascar Lace Plant - Aponogeton madagascariensis
Micro-Sword Grass - Lilaeopsis brasiliensis ...

Dwarf Hairgrass (Eleocharis acicularis)
Dwarf Swordplant (Echinodorus quadricostatus)
Glossostigma (Glossostigma elatinoides)
Micro Sword Grass or Copragrass (Lilaeopsis novae-zelandiae or brasiliensis) ...

Pygmy Chain Sword (Echinodorus sp.), or Dwarf Broad-Leaf Chain Sword (Echinodorus quadricostatus) (Aaron, forgive me if I didn't get the type names right).

See also: Plants, Green, Water, Aquarium, Color