| floating fern | (n) pantropical aquatic fern, Syn. Ceratopteris thalictroides |
| floating fern | (n) aquatic fern of tropical America often used in aquariums, Syn. Ceratopteris pteridioides, water sprite |
| mosquito fern | (n) small free-floating aquatic fern from the eastern United States to tropical America; naturalized in western and southern Europe, Syn. floating fern, Azolla caroliniana, Carolina pond fern |
| Kleinohriger Büschelfarn { m } (Salvinia auriculata) | floating fern [Add to Longdo] |