- Types:
- show 9 types...
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clover fern, pepperwort
any of several water ferns of the genus Marsilea having four leaflets
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Pilularia globulifera, pillwort
European water fern found around margins of bodies of water or in wet acid soil having small globose sporocarps
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Regnellidium diphyllum, regnellidium
small latex-containing aquatic fern of southern Brazil
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Salvinia auriculata, Salvinia rotundifolia, floating-moss
free-floating aquatic ferns
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Azolla caroliniana, Carolina pond fern, floating fern, mosquito fern
small free-floating aquatic fern from the eastern United States to tropical America; naturalized in western and southern Europe
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Ceratopteris pteridioides, floating fern, water sprite
aquatic fern of tropical America often used in aquariums
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Ceratopteris thalictroides, floating fern
pantropical aquatic fern
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Marsilea drummondii, common nardoo, nardo, nardoo
Australian clover fern
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Marsilea quadrifolia, water clover
water fern of Europe and Asia and the eastern United States distinguished by four leaflets resembling clover leaves
