Stabilité de la flore probable
Indices de variables en comparaison
FLORE PROBABLE de SAGITTARIA SAGITTIFOLIA 1-6
Comparaison des observations entre deux époques
En 2001 : présent dans 148 quadrats
En 2008 : présent dans 221 quadrats
Nb de cooccurrentes : 267
Nb de cooccurrentes : 316
Plantes écologiquement similaires
PDI                                  COOC
.26 SAGITTARIA SAGITTIFOLIA 3-6 3987  142
.32 NUPHAR LUTEUM SM.       1-6 2086  273
.35 SPARGANIUM SIMPLEX HUDS 1-6 5101  329
.35 HELODEA CANADENSIS RICH 1-6 4765  260
.37 HOTTONIA PALUSTRIS L.   1-6 2781  295
.37 POTAMOGETON NATANS L.   1-6 5068  379
.38 SPARGANIUM SIMPLEX HUDS 3-6 5100  204
.40 POTAMOGETON LUCENS L.   1-6 5063  240
.40 RANUNCULUS CIRCINATUS S 1-6 2918  293
.41 LEMNA MINOR L.          1-6 4879  491
.41 HYDROCHARIS MORSUS-RANA 1-6 4767  308
.41 NYMPHAEA ALBA L.        1-6 2088  355
.41 MYRIOPHYLLUM SPICATUM L 1-6 1825  249
.41 LEMNA TRISULCA L.       1-6 4881  273
.42 HIPPURIS VULGARIS L.    1-6 1830  274
.42 MYRIOPHYLLUM VERTICILLA 1-6 1827  199
.42 CERATOPHYLLUM DEMERSUM  1-6  516  229
.43 POTAMOGETON PUSILLUS L. 1-6 5078  198
.43 SPIRODELA POLYRRHIZA (L 1-6 4883  258
.44 POTAMOGETON CRISPUS L.  1-6 5055  231
.44 HELODEA CANADENSIS RICH 4-6 4764  188
.45 HOTTONIA PALUSTRIS L.   3-6 2780  200
.45 POTAMOGETON NATANS L.   3-6 5067  252
.46 RANUNCULUS CIRCINATUS S 3-6 2917  150
.47 BUTOMUS UMBELLATUS L.   1-5 4036  303
.48 POTAMOGETON PECTINATUS  1-6 5072  212
.48 CALLITRICHE OBTUSANGULA 1-6  147  211
.48 HIPPURIS VULGARIS L.    3-6 1829  173
.48 NUPHAR LUTEUM SM.       4-6 2085  151
.49 NYMPHOIDES PELTATA (GME 1-6 2076  174
Plantes écologiquement similaires
PDI                                  COOC
.25 SAGITTARIA SAGITTIFOLIA 3-6 5850  174
.28 NUPHAR LUTEUM SM.       1-6 3062  602
.32 SPARGANIUM SIMPLEX HUDS 1-6 7423  436
.35 SPARGANIUM SIMPLEX HUDS 3-6 7422  255
.36 HELODEA CANADENSIS RICH 1-6 6959  492
.37 MYRIOPHYLLUM SPICATUM L 1-6 2705  353
.37 POTAMOGETON LUCENS L.   1-6 7379  325
.38 POTAMOGETON NATANS L.   1-6 7383  469
.38 LEMNA MINOR L.          1-6 7118  791
.38 HOTTONIA PALUSTRIS L.   1-6 4088  339
.39 RANUNCULUS CIRCINATUS S 1-6 4298  292
.40 BUTOMUS UMBELLATUS L.   1-5 5941  411
.40 POTAMOGETON CRISPUS L.  1-6 7368  298
.40 POTAMOGETON PUSILLUS L. 1-6 7393  285
.40 LEMNA TRISULCA L.       1-6 7121  318
.41 HIPPURIS VULGARIS L.    1-6 2711  357
.41 POTAMOGETON PERFOLIATUS 1-6 7389  174
.42 HYDROCHARIS MORSUS-RANA 1-6 6961  373
.42 MYRIOPHYLLUM VERTICILLA 1-6 2707  413
.42 SPIRODELA POLYRRHIZA (L 1-6 7123  319
.42 HELODEA CANADENSIS RICH 4-6 6958  217
.42 CERATOPHYLLUM DEMERSUM  1-6  761  293
.44 POTAMOGETON PECTINATUS  1-6 7387  281
.44 RANUNCULUS CIRCINATUS S 3-6 4297  160
.45 POTAMOGETON PUSILLUS L. 3-6 7392  189
.45 NYMPHAEA ALBA L.        1-6 3064  447
.46 POTAMOGETON CRISPUS L.  2-6 7367  211
.46 HOTTONIA PALUSTRIS L.   3-6 4087  214
.46 POTAMOGETON DENSUS L.   1-6 7370  275
.46 NUPHAR LUTEUM SM.       4-6 3061  367