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Showing 1 - 20 of 50 results

  1. Potamogeton acutifolius Link – Sharp-leaved Pondweed

    Species, Flowering plant, Freshwater

    Dyfrllys Meinddail, Dyfrllys Dail Llym, Dyfrllys Dail Llymion

  2. Potamogeton alpinus Balb. – Red Pondweed

    Species, Flowering plant, Freshwater

    Reddish Pondweed, Dyfrllys Coch

  3. Potamogeton alpinus x crispus = P. x olivaceus Baagøe ex G. Fisch. – Graceful Pondweed

    Species hybrid, Flowering plant, Freshwater

    Dyfrllys Gosgeiddig

  4. Potamogeton alpinus x perfoliatus = P. x prussicus Hagstr.

    Species hybrid, Flowering plant, Freshwater

  5. Potamogeton alpinus x praelongus = P. x griffithii A. Benn.

    Species hybrid, Flowering plant, Freshwater

  6. Potamogeton berchtoldii Fieber – Small Pondweed

    Species, Flowering plant, Freshwater

    Slender Pondweed, Dyfrllys Bach, Dyfrllys Eiddil

  7. Potamogeton berchtoldii x acutifolius = P. x sudermanicus Hagstr.

    Species hybrid, Flowering plant, Freshwater

  8. Potamogeton coloratus Hornem. – Fen Pondweed

    Species, Flowering plant, Freshwater

    Plantain-Leaved Pondweed, Dyfrllys y Gors Galchog, Dyfrllys y Fignen

  9. Potamogeton coloratus x berchtoldii = P. x lanceolatus Sm.

    Species hybrid, Flowering plant, Freshwater

  10. Potamogeton coloratus x gramineus = P. x billupsii Fryer

    Species hybrid, Flowering plant, Freshwater

  11. Potamogeton compressus L. – Grass-wrack Pondweed

    Species, Flowering plant, Freshwater

    Wrack-Like Pondweed, Dyfrllys Cywasg, Dyfrllys Camlaswellt

  12. Potamogeton crispus L. – Curled Pondweed

    Species, Flowering plant, Freshwater

    Curly Pondweed, Dyfrllys Crychlyd, Dyfrllys Danhe, Dyfrllys Crych, Dyfrllys Crychion

  13. Potamogeton epihydrus Raf. – American Pondweed

    Species, Flowering plant, Freshwater

    Lìobhag Aimeireaganach, Dyfrllys America

  14. Potamogeton filiformis Pers. – Slender-leaved Pondweed

    Species, Flowering plant, Freshwater

    Dyfrllys Meinddail, Dyfrllys Arfor

  15. Potamogeton filiformis x pectinatus = P. x suecicus K. Richt. – Swedish Pondweed

    Species hybrid, Flowering plant, Freshwater

    Dyfrllys Sweden

  16. Potamogeton friesii Rupr. – Flat-stalked Pondweed

    Species, Flowering plant, Freshwater

    Dyfrllys Gwastatgoes

  17. Potamogeton friesii auct., non Rupr.

    Species pro parte, Flowering plant, Freshwater

  18. Potamogeton friesii x acutifolius = P. x pseudofriesii Dandy & G. Taylor

    Species hybrid, Flowering plant, Freshwater

  19. Potamogeton friesii x crispus = P. x lintonii Fryer – Linton's Pondweed

    Species hybrid, Flowering plant, Freshwater

    Dyfrllys Linton

  20. Potamogeton gramineus L. – Various-leaved Pondweed

    Species, Flowering plant, Freshwater

    Dyfrllys Amryddull, Dyfrllys Amryddail