Stabilité de la flore probable
Indices de variables en comparaison
FLORE PROBABLE de HELODEA CANADENSIS RICH 1-6
Comparaison des observations entre deux époques
En 2001 : présent dans 185 quadrats
En 2008 : présent dans 310 quadrats
Nb de cooccurrentes : 260
Nb de cooccurrentes : 492
Plantes écologiquement similaires
PDI                                  COOC
.25 HELODEA CANADENSIS RICH 4-6 4764  188
.32 POTAMOGETON CRISPUS L.  1-6 5055  231
.34 POTAMOGETON PUSILLUS L. 1-6 5078  198
.34 CERATOPHYLLUM DEMERSUM  1-6  516  229
.35 CALLITRICHE OBTUSANGULA 1-6  147  211
.35 NUPHAR LUTEUM SM.       1-6 2086  273
.35 MYRIOPHYLLUM SPICATUM L 1-6 1825  249
.35 SAGITTARIA SAGITTIFOLIA 1-6 3988  267
.35 SPARGANIUM SIMPLEX HUDS 1-6 5101  329
.36 LEMNA TRISULCA L.       1-6 4881  273
.36 POTAMOGETON DENSUS L.   1-6 5057  231
.37 RANUNCULUS CIRCINATUS S 1-6 2918  293
.39 RANUNCULUS CIRCINATUS S 3-6 2917  150
.40 MYRIOPHYLLUM VERTICILLA 1-6 1827  199
.40 POTAMOGETON PECTINATUS  1-6 5072  212
.41 CALLITRICHE OBTUSANGULA 3-6  146  167
.41 LEMNA MINOR L.          1-6 4879  491
.41 POTAMOGETON MUCRONATUS  1-5 5065   88
.41 SPIRODELA POLYRRHIZA (L 1-6 4883  258
.42 HYDROCHARIS MORSUS-RANA 1-6 4767  308
.43 POTAMOGETON LUCENS L.   1-6 5063  240
.43 POTAMOGETON PUSILLUS L. 3-6 5077  136
.43 POTAMOGETON DENSUS L.   3-6 5056  105
.43 POTAMOGETON NATANS L.   1-6 5068  379
.43 SPARGANIUM SIMPLEX HUDS 3-6 5100  204
.43 HOTTONIA PALUSTRIS L.   1-6 2781  295
.44 SAGITTARIA SAGITTIFOLIA 3-6 3987  142
.46 POTAMOGETON PERFOLIATUS 1-6 5074  126
.47 HIPPURIS VULGARIS L.    1-6 1830  274
.47 POTAMOGETON NATANS L.   3-6 5067  252
Plantes écologiquement similaires
PDI                                  COOC
.24 HELODEA CANADENSIS RICH 4-6 6958  217
.30 NUPHAR LUTEUM SM.       1-6 3062  602
.31 POTAMOGETON PUSILLUS L. 1-6 7393  285
.31 POTAMOGETON CRISPUS L.  1-6 7368  298
.31 MYRIOPHYLLUM SPICATUM L 1-6 2705  353
.32 SPARGANIUM SIMPLEX HUDS 1-6 7423  436
.33 CERATOPHYLLUM DEMERSUM  1-6  761  293
.33 LEMNA TRISULCA L.       1-6 7121  318
.33 POTAMOGETON DENSUS L.   1-6 7370  275
.34 CALLITRICHE OBTUSANGULA 1-6  222  352
.35 RANUNCULUS CIRCINATUS S 1-6 4298  292
.35 MYRIOPHYLLUM VERTICILLA 1-6 2707  413
.36 SAGITTARIA SAGITTIFOLIA 1-6 5851  316
.36 LEMNA MINOR L.          1-6 7118  791
.37 POTAMOGETON PECTINATUS  1-6 7387  281
.37 CALLITRICHE OBTUSANGULA 3-6  221  260
.38 POTAMOGETON MUCRONATUS  1-5 7381  124
.38 SPIRODELA POLYRRHIZA (L 1-6 7123  319
.38 RANUNCULUS CIRCINATUS S 3-6 4297  160
.38 POTAMOGETON CRISPUS L.  2-6 7367  211
.39 SPARGANIUM SIMPLEX HUDS 3-6 7422  255
.41 POTAMOGETON PERFOLIATUS 1-6 7389  174
.41 POTAMOGETON LUCENS L.   1-6 7379  325
.41 POTAMOGETON PECTINATUS  3-6 7386  206
.42 POTAMOGETON PUSILLUS L. 3-6 7392  189
.43 LEMNA MINOR L.          3-6 7117  561
.43 NUPHAR LUTEUM SM.       4-6 3061  367
.43 LEMNA TRISULCA L.       3-6 7120  233
.43 ZANNICHELLIA PALUSTRIS  1-6 7435  279
.44 POTAMOGETON DENSUS L.   3-6 7369  112