Azolla caroliniana Willd.



New leaves are green, turning red over time. The leaves often overlap


Azolla grows floating on water surface


Red colored Azolla is growing with Lemna and Ricciacarpus


There is one root per stem




  • Scientific Name: Azolla caroliniana Willd.
  • Common Name: Mosquito fern, Carolinina mosquitofern
  • Group: Ferns
  • Family: Azollaceae (Mosquitofern family)
  • Wetland Indicator Category: OBL
  • Annual
  • Growth Form: Floating
  • Grows on the surface of quiet ponds and freshwater marshes