Stabilité de la flore probable
Indices de variables en comparaison
FLORE PROBABLE de BIDENS FRONDOSA L. 1-5
Comparaison des observations entre deux époques
En 2001 : présent dans 44 quadrats
En 2008 : présent dans 154 quadrats
Nb de cooccurrentes : 465
Nb de cooccurrentes : 733
Plantes écologiquement similaires
PDI                                  COOC
.42 RORIPA ISLANDICA (OEDER 1-4 1464  695
.43 BIDENS TRIPARTITA L.    1-6  722  912
.43 POLYGONUM LAPATHIFOLIUM 3-6 2704  569
.45 CHENOPODIUM POLYSPERMUM 1-6  550  782
.46 POLYGONUM LAPATHIFOLIUM 1-6 2705 1143
.47 RORIPA SILVESTRIS (L.)  1-5 1466  584
.47 POLYGONUM MITE SCHRANK  1-6 2709  825
.47 POLYGONUM MITE SCHRANK  3-6 2708  405
.48 MALACHIUM AQUATICUM (L. 1-5  364  885
.50 RORIPA AMPHIBIA (L.) BE 1-6 1462  818
.51 POA PALUSTRIS L.        1-6 4688  887
.52 ERYSIMUM CHEIRANTHOIDES 1-2 1403  416
.53 POLYGONUM PERSICARIA L. 2-6 2711  918
.53 ECHINOCHLOA CRUS-GALLI  1-6 4477  985
.53 POLYGONUM HYDROPIPER L. 1-6 2703 1164
.54 POLYGONUM PERSICARIA L. 1-6 2712 1209
.54 ECHINOCHLOA CRUS-GALLI  2-6 4476  613
.54 BIDENS TRIPARTITA L.    3-6  721  377
.55 PLAN MAJO VAR. INTERMED 1-4 2605  757
.55 CORRIGIOLA LITORALIS L. 1-6  311  660
.55 ALOP GENI SUBS FULVUS S 1-6 4322  638
.56 CYPERUS FUSCUS L.       1-5 4200  469
.56 GALINSOGA ARISTULATA BI 1-3  933  273
.57 CHENOPODIUM RUBRUM L.   1-6  552  498
.57 SALIX VIMINALIS L.      1-6 3357  818
.58 VERO ANAG SUBS AQUATICA 1-5 3577  429
.58 VERONICA ANAGALLIS L.   1-5 3575  916
.58 SOLANUM LYCOPERSICUM L. 1-3 3625  416
.59 RANUNCULUS SCELERATUS L 1-5 2950  498
.59 VERONICA PEREGRINA L.   1-4 3603  152
Plantes écologiquement similaires
PDI                                  COOC
.30 POLYGONUM LAPATHIFOLIUM 3-6 3966  773
.31 ECHINOCHLOA CRUS-GALLI  2-6 6553  909
.32 RORIPA ISLANDICA (OEDER 1-4 2181  980
.34 POLY LAPA SUBS LAPATHIF 1-6 3970  563
.35 POLYGONUM LAPATHIFOLIUM 2-6 3967 1159
.35 PANICUM CAPILLARE L.    1-4 6792  515
.35 CHENOPODIUM POLYSPERMUM 2-6  821  835
.36 RORIPA SILVESTRIS (L.)  1-5 2186  966
.36 RORIPA ISLANDICA (OEDER 2-4 2180  596
.37 CHENOPODIUM POLYSPERMUM 1-6  822 1161
.37 BIDENS FRONDOSA L.      3-5 1076  253
.37 ECHINOCHLOA CRUS-GALLI  1-6 6554 1461
.38 POLY LAPA SUBS LAPATHIF 3-6 3969  318
.38 PANICUM CAPILLARE L.    2-4 6791  355
.38 CYPERUS FUSCUS L.       1-5 6177  757
.39 CHENOPODIUM GLAUCUM L.  1-6  812  489
.40 CHENOPODIUM AMBROSIOIDE 1-3  800  707
.40 BIDENS TRIPARTITA L.    1-6 1082 1339
.40 CYPERUS ESCULENTUS L.   1-6 6171  269
.41 CORRIGIOLA LITORALIS L. 1-6  451  952
.42 CHENOPODIUM RUBRUM L.   1-6  824  765
.42 POLYGONUM LAPATHIFOLIUM 1-6 3968 1589
.42 PULICARIA VULGARIS GAER 1-5 1611  367
.43 PLAN MAJO VAR. INTERMED 1-4 3818 1131
.43 ERAGROSTIS PILOSA (L.)  1-5 6567  334
.43 POLYGONUM MITE SCHRANK  1-6 3977 1152
.44 POLYGONUM HYDROPIPER L. 3-6 3964  844
.44 ILYSANTHES ATTENUATA (M 1-6 5081  224
.44 CORRIGIOLA LITORALIS L. 3-6  450  356
.44 AMARANTUS ASCENDENS LOI 1-4   28  682