Some plants grow from a spongy rootstock, as in the case of Vallisneria, Sagittaria or Ottelia species.

Plant species like Hizol (Barringtonia acutangula), Clematis cadmia, Crataeva nurvala, Euryale ferox, Nelumbo nucifera, Ottelia alismoides, Oxystelma secamone var.

Eichhornia crassipes, Pistia stratiotes, Ottelia alismoides, Lemna minor, Potamogeton crispus, Vallisneria spiralis, Hydrilla verticillata, Ipomoea reptans, Azolla pinnata, Spirodela polyrhiza, Eleocharis plantaginea, Nymphaea alba, Nymphaea rubra and Sagittaria sagittifolia.