Hygrophila difformis, commonly known as water wisteria, is an aquatic plant in the acanthus family. It is found in marshy habitats on the Indian subcontinent in Bangladesh, Bhutan, India and Nepal. It grows to a height of 20 to 50 cm with a width of 15 to 25 cm.
The plants you receive may, or may not be in this submerged form. New shipment of plants may be in their emerse form which is green in color and looks different in shape.