35 MYOSOTIS SCORPIOIDES (L 1-6
   28 SIUM ERECTUM HUDSON     1-6
   26 CALLITRICHE OBTUSANGULA 1-6
   26 SPARGANIUM SIMPLEX HUDS 1-6
   21 CALLITRICHE OBTUSANGULA 3-6
   20 NUPHAR LUTEUM SM.       1-6
   19 MYOSOTIS SCORPIOIDES (L 2-6
   16 PHALARIS ARUNDINACEA L. 1-6
   16 HELODEA CANADENSIS RICH 1-6
   16 LEMNA MINOR L.          1-6
   14 CERATOPHYLLUM DEMERSUM  1-6
   14 NASTURTIUM OFFICINALE R 1-6
   12 VERONICA ANAGALLIS L.   1-5
   12 LEMNA TRISULCA L.       1-6
   11 MYOS SCOR SUBS PALUSTRI 1-6
   11 SIUM ERECTUM HUDSON     4-6
   11 SPIRODELA POLYRRHIZA (L 1-6
   10 MENTHA AQUATICA L.      1-6

   10 IRIS PSEUDACORUS L.     1-6
    9 MYRIOPHYLLUM SPICATUM L 1-6
    9 SOLANUM DULCAMARA L.    1-5
    9 POTAMOGETON PECTINATUS  1-6
    7 RANUNCULUS FLUITANS LAM 1-6
    7 ARUNDO PHRAGMITES L.    1-6
    6 RORIPA AMPHIBIA (L.) BE 1-6
    6 SAGITTARIA SAGITTIFOLIA 1-6
    5 POLYGONUM HYDROPIPER L. 1-6
    5 ALISMA PLANTAGO L.      1-6
    5 AGROSTIS ALBA L.        1-6
    5 POTAMOGETON CRISPUS L.  1-6
    5 POTAMOGETON PERFOLIATUS 1-6
    4 GLYCERIA FLUITANS (L.)  1-6
    4 POTAMOGETON MUCRONATUS  1-5
    4 SPARGANIUM SIMPLEX HUDS 3-6
    3 CERATOPHYLLUM DEMERSUM  4-6
    3 HIPPURIS VULGARIS L.    1-6

    3 GALIUM PALUSTRE L.      1-6
    3 AGRO ALBA SUBS MARITIMA 1-6
    3 GLYCERIA ALTISSIMA (MOE 1-6
    3 HELODEA CANADENSIS RICH 4-6
    3 SPIRODELA POLYRRHIZA (L 3-6
    3 POTAMOGETON DENSUS L.   1-6
    3 POTAMOGETON LUCENS L.   1-6
    3 POTAMOGETON NATANS L.   1-6
    3 ZANNICHELLIA PALUSTRIS  1-6
    2 RORIPA SILVESTRIS (L.)  1-5
    2 NUPHAR LUTEUM SM.       4-6
    2 HOTTONIA PALUSTRIS L.   1-6
    2 RANUNCULUS CIRCINATUS S 1-6
    2 OENANTHE FISTULOSA L.   1-6
    2 SCIRPUS PALUSTRIS L.    1-6
    2 PHALARIS ARUNDINACEA L. 3-6
    2 LEMNA MINOR L.          3-6
    2 POTAMOGETON PUSILLUS L. 1-6

    1 NASTURTIUM OFFICINALE R 3-6
    1 MYRIOPHYLLUM VERTICILLA 1-6
    1 UTRICULARIA VULGARIS L. 3-6
    1 UTRICULARIA VULGARIS L. 1-6
    1 POLYGONUM AMPHIBIUM L.  1-6
    1 RUMEX HYDROLAPATHUM HUD 1-6
    1 LYSIMACHIA NUMMULARIA L 1-6
    1 RANUNCULUS TRICHOPHYLLU 1-6
    1 VERONICA ANAGALLIS L.   2-5
    1 VERONICA BECCABUNGA L.  1-6
    1 SCIRPUS ACICULARIS L.   1-6
    1 SCIRPUS LACUSTRIS L.    1-6
    1 LEMNA GIBBA L.          1-6
    1 POTAMOGETON COLORATUS V 1-6
    1 POTAMOGETON CRISPUS L.  2-6
    1 POTAMOGETON FLUITANS RO 1-6