Micro Sword "Narrow Leaf" (Lilaeopsis Mauritius)
Lilaeopsis mauritiana, or more commonly called Micro Sword Narrow Leaf, is a short grass like plant that grows into a thick grassy lawn. . This variety of Micro swords grows faster and does not require as much light as other varieties.. Under lower light it will grow taller, as opposed to bright light where it will grow quite short and spread as a lawn carpet. It spreads by short underground runners.
You can cut this plants leaves to any height without damaging the plant which is great when trying to create depth in your aquarium.