FRQ
  822 CERATOPHYLLUM DEMERSUM  1-6
  710 MYRIOPHYLLUM SPICATUM L 1-6
  649 LEMNA MINOR L.          1-6
  640 NUPHAR LUTEUM SM.       1-6
  621 POTAMOGETON PECTINATUS  1-6
  550 HELODEA CANADENSIS RICH 1-6
  549 SPARGANIUM SIMPLEX HUDS 1-6
  479 POTAMOGETON LUCENS L.   1-6
  430 CALLITRICHE OBTUSANGULA 1-6
  408 POTAMOGETON CRISPUS L.  1-6
  401 MYRIOPHYLLUM VERTICILLA 1-6
  397 RANUNCULUS CIRCINATUS S 1-6
  365 SPIRODELA POLYRRHIZA (L 1-6
  334 LEMNA TRISULCA L.       1-6
  290 POTAMOGETON PUSILLUS L. 1-6
  257 NUPHAR LUTEUM SM.       4-6
  250 POTAMOGETON NATANS L.   1-6
  242 NYMPHAEA ALBA L.        1-6
  238 CERATOPHYLLUM DEMERSUM  4-6
  234 SAGITTARIA SAGITTIFOLIA 1-6
  216 POTAMOGETON PERFOLIATUS 1-6
  190 SIUM ERECTUM HUDSON     1-6
  187 CALLITRICHE OBTUSANGULA 3-6
  171 HOTTONIA PALUSTRIS L.   1-6
  161 MYRIOPHYLLUM SPICATUM L 4-6
  160 LEMNA MINOR L.          3-6
  158 HIPPURIS VULGARIS L.    1-6
  153 SPARGANIUM SIMPLEX HUDS 3-6
  152 HYDROCHARIS MORSUS-RANA 1-6
  143 POTAMOGETON CRISPUS L.  2-6
  142 ARUNDO PHRAGMITES L.    1-6
  141 HELODEA CANADENSIS RICH 4-6
  137 RANUNCULUS CIRCINATUS S 3-6
  135 POTAMOGETON FLUITANS RO 1-6
  133 POTAMOGETON PECTINATUS  4-6
  121 POTAMOGETON DENSUS L.   1-6
  119 POTAMOGETON LUCENS L.   4-6
  117 POTAMOGETON MUCRONATUS  1-5
  113 RANUNCULUS FLUITANS LAM 1-6
  111 ZANNICHELLIA PALUSTRIS  1-6
   95 POTAMOGETON CRISPUS L.  3-6
   95 BUTOMUS UMBELLATUS L.   1-6
   93 NAIAS MAJOR ALL.        1-6
   88 POLYGONUM AMPHIBIUM L.  1-6
   85 POTAMOGETON PUSILLUS L. 3-6
   84 RANUNCULUS TRICHOPHYLLU 1-6
   84 RORIPA AMPHIBIA (L.) BE 1-6
   84 NASTURTIUM OFFICINALE R 1-6
   80 ALISMA PLANTAGO L.      1-6
   79 MYRIOPHYLLUM VERTICILLA 4-6

   73 TRAPA NATANS L.         1-6
   73 VERONICA ANAGALLIS L.   1-5
   72 SAGITTARIA SAGITTIFOLIA 3-6
   71 PHALARIS ARUNDINACEA L. 1-6
   71 RANUNCULUS AQUATILIS L. 1-6
   69 GLYCERIA FLUITANS (L.)  1-6
   65 LEMNA TRISULCA L.       4-6
   65 HIPPURIS VULGARIS L.    3-6
   64 SCIRPUS LACUSTRIS L.    1-6
   63 LEMNA GIBBA L.          1-6
   61 POTAMOGETON NATANS L.   4-6
   60 SPIRODELA POLYRRHIZA (L 3-6
   59 SPARGANIUM RAMOSUM CURT 1-6
   59 HOTTONIA PALUSTRIS L.   3-6
   59 UTRICULARIA MAJOR SCHMI 1-6
   56 POTAMOGETON PERFOLIATUS 3-6
   53 UTRICULARIA VULGARIS L. 1-6
   52 RANU TRIC VAR. TRICHOPH 1-6
   50 NYMPHOIDES PELTATA (GME 1-6
   49 MYOSOTIS SCORPIOIDES (L 1-6
   48 AZOLLA FILICULOIDES LAM 1-6
   48 NYMPHAEA ALBA L.        5-6
   45 CALLITRICHE HAMULATA KU 1-6
   41 POTAMOGETON FLUITANS RO 4-6
   40 POTAMOGETON MUCRONATUS  3-5
   39 POTAMOGETON TRICHOIDES  1-6
   39 POTAMOGETON OBTUSIFOLIU 1-6
   38 GLYCERIA ALTISSIMA (MOE 1-6
   37 CALLITRICHE STAGNALIS S 1-6
   35 HYDROCHARIS MORSUS-RANA 4-6
   34 VERONICA BECCABUNGA L.  1-6
   33 POTAMOGETON DENSUS L.   3-6
   32 SIUM ERECTUM HUDSON     4-6
   32 MENTHA AQUATICA L.      1-6
   30 EQUISETUM LIMOSUM (L.)  1-6
   29 VALLISNERIA SPIRALIS L. 1-6
   28 POLYGONUM AMPHIBIUM L.  2-6
   27 NAIAS MAJOR ALL.        4-6
   27 IRIS PSEUDACORUS L.     1-6
   25 SALVINIA NATANS (L.) AL 1-6
   25 POTA PUSI SUBS PANORMIT 1-6
   24 RANUNCULUS AQUATILIS L. 4-6
   24 NYMPHOIDES PELTATA (GME 5-6
   23 POLYGONUM HYDROPIPER L. 1-6
   22 POTAMOGETON ACUTIFOLIUS 1-6
   21 OENANTHE FLUVIATILIS CO 1-4
   20 TYPHA LATIFOLIA L.      1-6
   20 RANUNCULUS FLUITANS LAM 3-6
   19 NAIAS MINOR ALL.        1-6
   19 OENANTHE PHELLANDRIUM ( 1-6

   19 CALLITRICHE HAMULATA KU 3-6
   18 CAREX ELATA ALL.        1-6
   17 ZANN PALU VAR. PALUSTRI 1-6
   17 SPARGANIUM MINIMUM FRIE 1-6
   17 POTAMOGETON X-ZIZI MERT 1-6
   17 VERO ANAG SUBS AQUATICA 1-5
   17 UTRICULARIA VULGARIS L. 3-6
   16 ALISMA PLANTAGO L.      2-6
   15 LYTHRUM SALICARIA L.    1-6
   14 VERONICA ANAGALLIS L.   2-5
   13 ALISMA NATANS L.        1-6
   13 SOLANUM DULCAMARA L.    1-5
   13 CALLITRICHE STAGNALIS S 3-6
   12 SCIRPUS ACICULARIS L.   1-6
   12 VERONICA BECCABUNGA L.  2-6
   12 RANUNCULUS TRICHOPHYLLU 3-6
   12 UTRICULARIA MAJOR SCHMI 3-6
   11 ZANNICHELLIA PALUSTRIS  4-6
   11 RANUNCULUS FLUITANS LAM 4-6
   11 LUDWIGIA PALUSTRIS (L.) 1-6
   11 NASTURTIUM OFFICINALE R 3-6
   10 SPARGANIUM RAMOSUM CURT 3-6
   10 AGROSTIS ALBA L.        1-6
   10 SCIRPUS PALUSTRIS L.    1-6
   10 ALIS PLAN VAR. GRAMINIF 1-6
   10 OENANTHE FLUVIATILIS CO 3-4
   10 TRAPA NATANS L.         4-6
    9 ACORUS CALAMUS L.       1-6
    8 POTA PUSI SUBS PANORMIT 4-6
    8 LEMNA GIBBA L.          4-6
    8 LEERSIA ORYZOIDES (L.)  1-6
    8 GLYCERIA FLUITANS (L.)  3-6
    8 BUTOMUS UMBELLATUS L.   3-6
    7 POTAMOGETON TRICHOIDES  4-6
    7 POTAMOGETON RUFESCENS S 1-6
    7 JUNCUS LAMPROCARPUS (EH 1-6
    7 ARUNDO PHRAGMITES L.    4-6
    7 SCIRPUS LACUSTRIS L.    3-6
    7 MYOS SCOR SUBS PALUSTRI 1-6
    6 POTAMOGETON POLYGONIFOL 1-6
    6 POTAMOGETON OBTUSIFOLIU 4-6
    6 POTAMOGETON COLORATUS V 1-6
    6 PHALARIS ARUNDINACEA L. 3-6
    6 ALISMA NATANS L.        3-6
    6 OENANTHE FISTULOSA L.   1-6
    6 MYRIOPHYLLUM ALTERNIFLO 1-6
    5 TYPHA LATIFOLIA L.      3-6
    5 POTAMOGETON COMPRESSUS  1-3
    5 JUNCUS LAMPROCARPUS (EH 3-6
    5 GALIUM PALUSTRE L.      1-6

    5 RANUNCULUS FLAMMULA L.  1-6
    5 MYOSOTIS SCORPIOIDES (L 2-6
    4 AZOLLA FILICULOIDES LAM 3-6
    4 POTAMOGETON GRAMINEUS L 1-6
    4 POTAMOGETON ACUTIFOLIUS 4-6
    4 WOLFFIA ARRHIZA (L.) WI 1-6
    4 ALIS PLAN VAR. GRAMINIF 2-6
    4 APIUM NODIFLORUM (L.) L 1-6
    4 APIUM INUNDATUM L.      1-6
    4 RANU TRIC VAR. DOUETI F 1-5
    4 RUMEX HYDROLAPATHUM HUD 1-6
    4 POLYGONUM HYDROPIPER L. 3-6
    4 CALLITRICHE PEDUNCULATA 1-6
    3 SPARGANIUM MINIMUM FRIE 4-6
    3 POTAMOGETON X-ZIZI MERT 4-6
    3 LEERSIA ORYZOIDES (L.)  3-6
    3 GLYC FLUI VAR. PLICATA  1-6
    3 GLYC FLUI VAR. PLICATA  3-6
    3 CAREX RIPARIA CURT.     1-6
    3 VERO ANAG SUBS AQUATICA 2-5
    3 LYSIMACHIA VULGARIS L.  1-6
    3 UTRICULARIA MINOR L.    1-6
    3 UTRICULARIA INTERMEDIA  1-6
    3 MENTHA AQUATICA L.      3-6
    2 SALVINIA NATANS (L.) AL 5-6
    2 MARSILIA QUADRIFOLIATA  1-6
    2 POTA GRAM VAR. HETEROPH 1-6
    2 IRIS PSEUDACORUS L.     2-6
    2 CAREX ACUTIFORMIS EHRH. 1-6
    2 ACORUS CALAMUS L.       5-6
    2 SOLANUM DULCAMARA L.    2-5
    2 NYMP ALBA VAR. ALBA     1-6
    2 RORIPA AMPHIBIA (L.) BE 3-6
    1 EQUISETUM LIMOSUM (L.)  3-6
    1 SPAR RAMO SUBS NEGLECTU 1-6
    1 POTAMOGETON RUFESCENS S 4-6
    1 POTAMOGETON POLYGONIFOL 4-6
    1 POTAMOGETON COLORATUS V 4-6
    1 NAIAS MINOR ALL.        3-6
    1 WOLFFIA ARRHIZA (L.) WI 5-6
    1 JUNCUS SUPINUS MOENCH   1-6
    1 JUNCUS OBTUSIFLORUS EHR 1-6
    1 AGRO ALBA SUBS MARITIMA 1-6
    1 CAREX PSEUDO-CYPERUS L. 1-6
    1 SIUM LATIFOLIUM L.      1-5
    1 OENANTHE PHELLANDRIUM ( 2-6
    1 OENANTHE PHELLANDRIUM ( 3-6
    1 SCROFULARIA AURICULATA  1-5
    1 RANUNCULUS SCELERATUS L 1-6
    1 MONTIA RIVULARIS GMEL.  1-6