49 RANUNCULUS FLUITANS LAM 1-6
   43 RANUNCULUS FLUITANS LAM 3-6
   34 MYRIOPHYLLUM SPICATUM L 1-6
   32 RANUNCULUS FLUITANS LAM 4-6
   17 POTAMOGETON PECTINATUS  1-6
   16 POTAMOGETON PERFOLIATUS 1-6
   10 HELODEA CANADENSIS RICH 1-6
    8 CALLITRICHE OBTUSANGULA 1-6
    8 POTAMOGETON FLUITANS RO 1-6
    7 MYRIOPHYLLUM SPICATUM L 4-6
    7 SCIRPUS LACUSTRIS L.    1-6
    7 POTAMOGETON CRISPUS L.  1-6
    7 POTAMOGETON PECTINATUS  4-6

    6 NUPHAR LUTEUM SM.       1-6
    6 BUTOMUS UMBELLATUS L.   1-6
    6 POTAMOGETON PERFOLIATUS 3-6
    6 SPARGANIUM SIMPLEX HUDS 1-6
    5 CERATOPHYLLUM DEMERSUM  1-6
    5 ZANNICHELLIA PALUSTRIS  1-6
    3 MYRIOPHYLLUM VERTICILLA 1-6
    3 NUPHAR LUTEUM SM.       4-6
    3 RANUNCULUS CIRCINATUS S 1-6
    3 OENANTHE FLUVIATILIS CO 1-4
    3 VALLISNERIA SPIRALIS L. 1-6
    3 SPIRODELA POLYRRHIZA (L 1-6
    3 ZANN PALU VAR. PALUSTRI 1-6

    2 ACORUS CALAMUS L.       1-6
    2 BUTOMUS UMBELLATUS L.   3-6
    2 LEMNA MINOR L.          1-6
    2 POTAMOGETON LUCENS L.   1-6
    2 ZANNICHELLIA PALUSTRIS  4-6
    1 NASTURTIUM OFFICINALE R 1-6
    1 RORIPA AMPHIBIA (L.) BE 1-6
    1 POLYGONUM AMPHIBIUM L.  1-6
    1 RANUNCULUS TRICHOPHYLLU 3-6
    1 RANUNCULUS TRICHOPHYLLU 1-6
    1 RANU TRIC VAR. TRICHOPH 1-6
    1 OENANTHE FLUVIATILIS CO 3-4
    1 SAGITTARIA SAGITTIFOLIA 1-6

    1 ACORUS CALAMUS L.       5-6
    1 HELODEA CANADENSIS RICH 4-6
    1 LEMNA MINOR L.          3-6
    1 SPIRODELA POLYRRHIZA (L 3-6
    1 NAIAS MAJOR ALL.        1-6
    1 POTAMOGETON FLUITANS RO 4-6
    1 POTAMOGETON MUCRONATUS  1-5
    1 POTAMOGETON PUSILLUS L. 1-6
    1 SPARGANIUM RAMOSUM CURT 1-6
    1 SPARGANIUM SIMPLEX HUDS 3-6
    1 AZOLLA FILICULOIDES LAM 1-6