Stabilité de la flore probable
Indices de variables en comparaison
FLORE PROBABLE de CERATOPHYLLUM DEMERSUM 1-6
Comparaison des observations entre deux époques
En 2001 : présent dans 192 quadrats
En 2008 : présent dans 343 quadrats
Nb de cooccurrentes : 229
Nb de cooccurrentes : 293
Plantes écologiquement similaires
PDI                                  COOC
.30 CERATOPHYLLUM DEMERSUM  5-6  515  104
.31 NUPHAR LUTEUM SM.       1-6 2086  273
.31 MYRIOPHYLLUM SPICATUM L 1-6 1825  249
.32 MYRIOPHYLLUM VERTICILLA 1-6 1827  199
.32 POTAMOGETON LUCENS L.   1-6 5063  240
.33 RANUNCULUS CIRCINATUS S 1-6 2918  293
.34 HELODEA CANADENSIS RICH 1-6 4765  260
.35 POTAMOGETON CRISPUS L.  1-6 5055  231
.36 POTAMOGETON PECTINATUS  1-6 5072  212
.36 SPIRODELA POLYRRHIZA (L 1-6 4883  258
.37 POTAMOGETON PUSILLUS L. 1-6 5078  198
.38 LEMNA TRISULCA L.       1-6 4881  273
.39 RANUNCULUS CIRCINATUS S 3-6 2917  150
.40 POTAMOGETON PERFOLIATUS 1-6 5074  126
.42 SAGITTARIA SAGITTIFOLIA 1-6 3988  267
.43 NUPHAR LUTEUM SM.       4-6 2085  151
.43 CALLITRICHE OBTUSANGULA 1-6  147  211
.43 HELODEA CANADENSIS RICH 4-6 4764  188
.43 HYDROCHARIS MORSUS-RANA 1-6 4767  308
.46 POTAMOGETON MUCRONATUS  1-5 5065   88
.46 CALLITRICHE OBTUSANGULA 3-6  146  167
.46 NAIAS MAJOR ALL.        1-6 4974  112
.47 NYMPHOIDES PELTATA (GME 1-6 2076  174
.47 POTAMOGETON PUSILLUS L. 3-6 5077  136
.47 LEMNA MINOR L.          1-6 4879  491
.47 HIPPURIS VULGARIS L.    1-6 1830  274
.48 MYRIOPHYLLUM VERTICILLA 4-6 1826  138
.48 POTAMOGETON PECTINATUS  4-6 5071  124
.49 POTAMOGETON DENSUS L.   1-6 5057  231
.49 AZOLLA FILICULOIDES LAM 1-6 5222  129
Plantes écologiquement similaires
PDI                                  COOC
.27 MYRIOPHYLLUM SPICATUM L 1-6 2705  353
.29 SPIRODELA POLYRRHIZA (L 1-6 7123  319
.31 RANUNCULUS CIRCINATUS S 1-6 4298  292
.32 CERATOPHYLLUM DEMERSUM  5-6  760  114
.32 POTAMOGETON PECTINATUS  1-6 7387  281
.33 HELODEA CANADENSIS RICH 1-6 6959  492
.33 POTAMOGETON PUSILLUS L. 1-6 7393  285
.34 POTAMOGETON LUCENS L.   1-6 7379  325
.34 POTAMOGETON CRISPUS L.  1-6 7368  298
.35 LEMNA TRISULCA L.       1-6 7121  318
.36 MYRIOPHYLLUM VERTICILLA 1-6 2707  413
.36 NUPHAR LUTEUM SM.       1-6 3062  602
.36 POTAMOGETON PERFOLIATUS 1-6 7389  174
.37 RANUNCULUS CIRCINATUS S 3-6 4297  160
.39 CALLITRICHE OBTUSANGULA 1-6  222  352
.40 POTAMOGETON PECTINATUS  3-6 7386  206
.40 AZOLLA FILICULOIDES LAM 1-6 7581  186
.40 POTAMOGETON MUCRONATUS  1-5 7381  124
.41 HELODEA CANADENSIS RICH 4-6 6958  217
.41 MYRIOPHYLLUM SPICATUM L 4-6 2704  162
.42 SPARGANIUM SIMPLEX HUDS 1-6 7423  436
.42 LEMNA MINOR L.          1-6 7118  791
.42 POTAMOGETON CRISPUS L.  2-6 7367  211
.42 SAGITTARIA SAGITTIFOLIA 1-6 5851  316
.43 LEMNA GIBBA L.          1-6 7116  165
.44 SPIRODELA POLYRRHIZA (L 3-6 7122  208
.44 POTAMOGETON DENSUS L.   1-6 7370  275
.44 HYDROCHARIS MORSUS-RANA 1-6 6961  373
.45 NAIAS MAJOR ALL.        1-6 7256  149
.45 CALLITRICHE OBTUSANGULA 3-6  221  260