0.27    SUBSP. BRITANNICUS R 3-5
 0.41 KOELERIA ALBESCENS DC.  1-5
   0.47 CAMPTOTHECIUM LUTESCENS ( 3
 0.49    SUBSP. PORTLANDICA L 1-4
 0.49    SUBSP. PORTLANDICA L 2-4
 0.50    SUBSP. MARITIMA DUM. 1-4
 0.50 KOELERIA ALBESCENS DC.  3-5
 0.51    VAR. THOMINEI BREB.  1-3
 0.51 OROBANCHE MINOR SUTTON  1-3
 0.52 SEDUM ACRE L.           3-5
 0.52 CAREX ARENARIA L.       1-6
 0.53 CERASTIUM TETRANDRUM CU 1-5
   0.53 TORTULA RURALIFORMIS (BES 1
 0.53    VAR. THOMINEI BREB.  2-3
 0.54    SUBSP. MARITIMA DUM. 3-4
 0.54    VAR. SUBCOERULEA SM. 2-3
 0.55    VAR. SUBCOERULEA SM. 1-3
   0.56 CAMPTOTHECIUM LUTESCENS ( 1
 0.56 PHLEUM ARENARIUM L.     1-4
 0.56 CAREX ARENARIA L.       3-6
   0.56 TORTELLA FLAVOVIRENS (BRU 1
 0.57    VAR. PROSTRATUS DUM. 1-3
 0.57 SEDUM ACRE L.           1-5
 0.58 MIBORA MINIMA (L.) DESV 1-6
   0.58 TORTULA RURALIFORMIS (BES 5
 0.58 CERASTIUM SEMIDECANDRUM 2-6
 0.58    VAR. LLOYDII JORD.   1-3
 0.59    SUBSP. PROCURRENS WA 1-5
   0.59     VAR. ELATUM SCHIMP.   3
 0.59    SUBSP. TARAXACOIDES  1-4