Stabilité de la flore probable
Indices de variables en comparaison
FLORE PROBABLE de POA ANNUA L. 1-6
Comparaison des observations entre deux époques
En 2001 : présent dans 885 quadrats
En 2008 : présent dans 1591 quadrats
Nb de cooccurrentes : 2631
Nb de cooccurrentes : 3689
Plantes écologiquement similaires
PDI                                  COOC
.16 POA ANNUA L.            2-6 4669 1874
.34 CAPSELLA BURSA-PASTORIS 1-5 1351 1766
.34 POLYGONUM AVICULARE L.  1-6 2694 1862
.36 PLANTAGO MAJOR L.       1-5 2603 2632
.36 SONCHUS ASPER (L.) HILL 1-5 1172 2524
.37 STELLARIA MEDIA (L.) VI 1-6  492 2557
.37 POLYGONUM AVICULARE L.  2-6 2693 1306
.38 MATRICARIA INODORA L.   1-6 1062 1342
.39 LOLIUM MULTIFLORUM LAM. 1-6 4608 1122
.40 PLANTAGO MAJOR L.       2-5 2602 1777
.40 SENECIO VULGARIS L.     1-4 1153 2448
.41 SONCHUS OLERACEUS L.    1-4 1174 2477
.41 CAPSELLA BURSA-PASTORIS 2-5 1350 1112
.41 CIRSIUM ARVENSE (L.) SC 1-5  834 2577
.42 ERIGERON CANADENSE L.   1-5  910 2047
.42 GERANIUM DISSECTUM L.   1-5 1749 2114
.42 STELLARIA MEDIA (L.) VI 2-6  491 1916
.43 MATRICARIA DISCOIDEA DC 1-4 1060  655
.43 RAPHANUS RAPHANISTRUM L 1-6 1456 1505
.43 POLYGONUM PERSICARIA L. 1-6 2712 1209
.43 VIOLA TRICOLOR L.       1-4 3966 2259
.43 MYOSOTIS ARVENSIS (L.)  1-4   96 2126
.44 VERBENA OFFICINALIS L.  1-4 3923 1705
.44 AGROPYRUM REPENS (L.) P 1-6 4278 2463
.44 SISYMBRIUM OFFICINALE ( 1-5 1471 1335
.44 LAMIUM PURPUREUM L.     1-4 1895 1345
.44 JUNCUS BUFONIUS L.      1-6 4799 1778
.45 CERASTIUM GLOMERATUM TH 1-6  296 2216
.45 CHENOPODIUM ALBUM L.    1-5  539 1513
.45 SAGINA PROCUMBENS L.    1-5  413  924
Plantes écologiquement similaires
PDI                                  COOC
.17 POA ANNUA L.            2-6 6824 2722
.31 PLANTAGO MAJOR L.       1-5 3816 3605
.34 POLYGONUM AVICULARE L.  1-6 3950 2668
.35 CAPSELLA BURSA-PASTORIS 1-5 2003 2513
.35 SONCHUS ASPER (L.) HILL 1-5 1726 3368
.36 STELLARIA MEDIA (L.) VI 1-6  727 3443
.36 PLANTAGO MAJOR L.       2-5 3815 2394
.37 POLYGONUM AVICULARE L.  2-6 3949 1812
.39 MATRICARIA DISCOIDEA DC 1-4 1557  940
.39 MATRICARIA INODORA L.   1-6 1559 1892
.40 SENECIO VULGARIS L.     1-4 1695 3384
.40 ERIGERON CANADENSE L.   1-5 1350 2844
.40 SAGINA PROCUMBENS L.    1-6  614 1365
.41 POLYGONUM PERSICARIA L. 1-6 3980 1823
.41 CIRSIUM ARVENSE (L.) SC 1-5 1241 3517
.41 SONCHUS OLERACEUS L.    1-4 1729 3444
.41 LOLIUM MULTIFLORUM LAM. 1-6 6737 1783
.41 GERANIUM DISSECTUM L.   1-5 2597 2874
.41 JUNCUS BUFONIUS L.      1-6 7015 2471
.42 AGROPYRUM REPENS (L.) P 1-6 6282 3298
.42 STELLARIA MEDIA (L.) VI 2-6  726 2495
.42 LAMIUM PURPUREUM L.     1-4 2794 1828
.42 VERBENA OFFICINALIS L.  1-4 5753 2422
.43 RUMEX OBTUSIFOLIUS L.   1-6 4015 2362
.44 SISYMBRIUM OFFICINALE ( 1-5 2197 1878
.44 SPERGULARIA RUBRA L.    1-6  714 1641
.44 CERASTIUM GLOMERATUM TH 1-6  425 3126
.44 GERANIUM PUSILLUM BURM. 1-3 2612 1216
.45 VIOLA TRICOLOR L.       1-4 5814 2994
.45 CHENOPODIUM ALBUM L.    1-5  798 2333