Red Root Floaters, or Phyllanthus Fluitans, are a freshwater floating fern plant known in the aquascaping game for their unique look, deep red roots, and easy care. These highly sought-after floaters are known as the “Red Root Floater” because of their remarkable & stunningly red roots. Although Red Root Floaters appear similar to green Salvinia floaters, the leaves are a bit larger and can turn a deep red color. It can also sometimes be misidentified as immature Water lettuce.