noun
ferns that grow in water
• Syn: ↑water fern
• Hypernyms: ↑fern
• Hyponyms:
↑clover fern, ↑pepperwort, ↑pillwort, ↑Pilularia globulifera, ↑regnellidium, ↑Regnellidium diphyllum, ↑floating-moss, ↑Salvinia rotundifolia, ↑Salvinia auriculata, ↑mosquito fern, ↑floating fern, ↑Carolina pond fern, ↑Azolla caroliniana, ↑water sprite, ↑Ceratopteris pteridioides, ↑Ceratopteris thalictroides
Useful english dictionary. 2012.