water fern

Also found in: Thesaurus, Encyclopedia, Wikipedia.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.water fern - ferns that grow in waterwater fern - ferns that grow in water    
fern - any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores
clover fern, pepperwort - any of several water ferns of the genus Marsilea having four leaflets
pillwort, Pilularia globulifera - European water fern found around margins of bodies of water or in wet acid soil having small globose sporocarps
regnellidium, Regnellidium diphyllum - small latex-containing aquatic fern of southern Brazil
Azolla caroliniana, Carolina pond fern, mosquito fern, floating fern - small free-floating aquatic fern from the eastern United States to tropical America; naturalized in western and southern Europe
Ceratopteris pteridioides, water sprite, floating fern - aquatic fern of tropical America often used in aquariums
Ceratopteris thalictroides, floating fern - pantropical aquatic fern
References in periodicals archive ?
The protected flora and fauna features water fern, the red junglefowl and greater coucal.
Owen McKenna's Water Fern can dash clear in the first heat and lead home the big-finishing Coolio.
Invasive aquatic plants like the water hyacinth and water fern have also significantly affected wetland biodiversity adversely.
FOUR thousand hungry weevils have been released into a Hudders-field canal in a bid to destroy an invading water fern.
The banned plants are Water Fern, Parrot s Feather, Floating Pennywort, Australian Swamp Stone-crop (New Zealand Pygmyweed), and Water Primrose.
Gardeners who want to help the wider environment can do so by not using water worn limestone quarried from our diminishing limestone pavements, using peatfree composts and being very careful when disposing of potentially invasive plants like water fern when carrying out major work in their gardens.
Spermidine is a morphogenetic determinant for cell fate specification in the male gametophyte of the water fern Marsilea vestita.
Environment Minister Jane Davidson said: "Invasive aquatic plants such as floating pennywort, New Zealand pigmyweed, waterprimrose, parrot's feather and water fern can cause some severe environmental problems, with just one tiny piece of plant being able to establish a population that can choke an entire waterway.
A national campaign, Be Plant Wise, has been launched to advise gardeners preparing to dispose of pond water waste about the potential effects of plants such as floating pennywort, New Zealand pigmyweed, water-primrose, parrot's feather and water fern.
Also on the outlaw list are the innocent sounding Water Fern, Nuttal's Pondweed and even the delightfully sounding Parrot's Feather and Fringed Water Lily.
In past years, campaigns by Northumberland Wildlife Trust and funded by the Environment Agency have been aimed at stopping the sale in garden centres of invasive water plants like Australian swamp stonecrop and water fern.
Water fern is a particularly rampant hitchhiker, spreading to neighbouring plants in shop displays.