water fern

English

Noun

water fern (plural water ferns)

  1. Any fern of a number of taxonomic groups:
    1. Salviniales, an order of aquatic ferns
    2. Austroblechnum lanceolatum (syn. Blechnum chambersii; lance water fern)
    3. Austroblechnum patersonii (syn. Blechnum patersonii; strap water fern)
    4. Austroblechnum penna-marina (syn. Blechnum penna-marina; alpine water fern)
    5. Azolla filiculoides (Pacific mosquitofern)
    6. Bolbitis heudelotii (African water fern)
    7. Cranfillia fluviatilis (syn. Blechnum fluviatile; ray water fern)
    8. Histiopteris incisa (bat's wing fern, oak fern)
    9. Lomaria nuda (syn. Blechnum nudum; fishbone water fern)
    10. Oceaniopteris cartilaginea (syn. Blechnum cartilagineum; soft water fern)
    11. Osmunda regalis (royal fern)
    12. Parablechnum wattsii (syn. Blechnum wattsii) (hard water fern)
    13. Regnellidium diphyllum (two-leaf water fern)
    14. Salvinia molesta (giant water fern)
    15. Telmatoblechnum indicum (syn. Blechnum indicum; swamp water fern)