More popular as Amazon frogbit, Limnobium laevigatum is a native to South America. It is a wonderful decorative plant that floats on the water and makes it aesthetically pleasing. It is considered one of the best plants for open and traditional aquariums. L. laevigatum can be seen growing in the ponds, lakes and slow rivers around Central and South America. Being tolerant of extreme temperatures, it gained popularity as an aquarium plant all around the world and came into cultivation. With the good supply of light and nutrients the plant develops leaves above the water surface and gives aesthetically beautiful view to the tank.