Limnobium laevigatum from South America is a decorative floating plant that is suitable for all aquariums. 1-5 cm tall and leaves from 5-15 cm wide.
Originated from the American tropics, Phyllanthus fluitans is a floating plant part of the Phyllanthaceae family. The water repellent, heart shaped leaves hide the stem which can sometimes give life to white flowers with six petals.
Salvinia natans is a cosmopolitic floating fern, 1-3 cm, that grows quickly if there is sufficient nutrition and light.