<table><caption>Tableau 13 : Hêtraie-chênaie calcicole xérocline à *Sorbus aria* et *Quercus x-calvescens*</caption><thead><tr><th>Relevés</th><th>R166</th><th>R186</th><th>R177</th><th>R173</th><th>R73</th><th>R107</th><th>R45</th><th></th></tr></thead><tbody><tr><td>Date</td><td>21/9/09</td><td>24/9/09</td><td>23/9/09</td><td>23/9/09</td><td>8/7/09</td><td>24/8/09</td><td>18/6/09</td><td></td></tr><tr><td>Surface (m²)</td><td>600</td><td>400</td><td>400</td><td>400</td><td>300</td><td>250</td><td>400</td><td></td></tr><tr><td>Hauteur max (m)</td><td>17</td><td>22</td><td>15</td><td>15</td><td>12</td><td>17</td><td>18</td><td>16.6</td></tr><tr><td>Recouvrement total %</td><td>95</td><td>95</td><td>95</td><td>90</td><td>95</td><td>90</td><td>98</td><td>94</td></tr><tr><td>Recouvrement strate A.</td><td>90</td><td>85</td><td>85</td><td>80</td><td>80</td><td>80</td><td>95</td><td>85</td></tr><tr><td>Recouvrement strate a</td><td>30</td><td>40</td><td>30</td><td>30</td><td>40</td><td>60</td><td>30</td><td>37.1</td></tr><tr><td>Recouvrement strate h</td><td>20</td><td>40</td><td>50</td><td>50</td><td>60</td><td>50</td><td>20</td><td>41.4</td></tr><tr><td>Recouvrement strate m</td><td>5</td><td>2</td><td>5</td><td>2</td><td>5</td><td>1</td><td>5</td><td>3.57</td></tr><tr><td>Nombre de taxons</td><td>22</td><td>25</td><td>40</td><td>43</td><td>34</td><td>23</td><td>21</td><td>30</td></tr><tr><td><strong>Fagus sylvatica - A</strong></td><td>5</td><td>4</td><td>3</td><td>3</td><td>2</td><td>3</td><td>2</td><td>V</td></tr><tr><td><strong>Quercus pubescens et hybrides - A</strong></td><td>3</td><td>4</td><td>4</td><td>3</td><td>2</td><td></td><td></td><td>IV</td></tr><tr><td><strong>Quercus petraea - A</strong></td><td></td><td></td><td></td><td>1</td><td>3</td><td>4</td><td>3</td><td>III</td></tr><tr><td><strong>Cornus mas - a</strong></td><td>2</td><td>2</td><td>2</td><td>1</td><td>+</td><td>2</td><td>+</td><td>V</td></tr><tr><td><strong>Sorbus aria - a</strong></td><td>1</td><td>2</td><td>1</td><td></td><td>1</td><td>1</td><td>+</td><td>V</td></tr><tr><td><strong>Sorbus torminalis - a</strong></td><td>1</td><td>1</td><td>+</td><td></td><td>+</td><td></td><td>1</td><td>IV</td></tr><tr><td><strong>Carex flacca</strong></td><td>1</td><td>2</td><td>2</td><td>1</td><td>1</td><td>1</td><td>2</td><td>V</td></tr><tr><td><strong>Daphne laureola</strong></td><td>+</td><td>+</td><td>+</td><td>r</td><td>+</td><td></td><td>+</td><td>V</td></tr><tr><td><strong>Rubia peregrina</strong></td><td></td><td></td><td>1</td><td>1</td><td>1</td><td>+</td><td></td><td>III</td></tr><tr><td><strong>Carex digitata</strong></td><td></td><td></td><td>1</td><td>+</td><td></td><td></td><td></td><td>II</td></tr><tr><td><strong>Epipactis helleborine</strong></td><td></td><td></td><td></td><td></td><td>i</td><td>i</td><td></td><td>II</td></tr><tr><td><strong>Strate arborescence</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>QUERCO ROBORIS-FAGETEA SYLVATICAE</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Fagus sylvatica</strong></td><td>5</td><td>4</td><td>3</td><td>3</td><td>2</td><td>3</td><td>2</td><td>V</td></tr><tr><td><strong>Quercus pubescens et hybrides</strong></td><td>3</td><td>4</td><td>4</td><td>3</td><td>2</td><td></td><td></td><td>IV</td></tr><tr><td><strong>Quercus petraea</strong></td><td></td><td></td><td></td><td>1</td><td>3</td><td>4</td><td>3</td><td>III</td></tr><tr><td><strong>Carpinus betulus</strong></td><td></td><td></td><td>2</td><td>1</td><td></td><td>2</td><td>3</td><td>III</td></tr><tr><td><strong>Acer campestre</strong></td><td></td><td></td><td></td><td>1</td><td>1</td><td></td><td>2</td><td>III</td></tr><tr><td><strong>Sorbus torminalis</strong></td><td>1</td><td></td><td>1</td><td></td><td></td><td></td><td></td><td>II</td></tr><tr><td><strong>Sorbus aria</strong></td><td></td><td></td><td>2</td><td></td><td></td><td></td><td></td><td>I</td></tr><tr><td><strong>Strate arbustive</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>CRATAEGO MONOGYNAE-PRUNETEA SPINOSAE</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Lonicera xylosteum</strong></td><td>1</td><td>1</td><td>1</td><td>1</td><td>+</td><td>2</td><td>1</td><td>V</td></tr><tr><td><strong>Ligustrum vulgare</strong></td><td>+</td><td>+</td><td>1</td><td>2</td><td>1</td><td>1</td><td>+</td><td>V</td></tr><tr><td><strong>Corylus avellana</strong></td><td>1</td><td>2</td><td>1</td><td>1</td><td></td><td>2</td><td>1</td><td>V</td></tr><tr><td><strong>Crataegus monogyna</strong></td><td>2</td><td>1</td><td>1</td><td></td><td>1</td><td>1</td><td>1</td><td>V</td></tr><tr><td><strong>Cornus sanguinea</strong></td><td>1</td><td>+</td><td></td><td>+</td><td>+</td><td>+</td><td>+</td><td>V</td></tr><tr><td><strong>Crataegus laevigata</strong></td><td></td><td></td><td>+</td><td>1</td><td>+</td><td>+</td><td></td><td>III</td></tr><tr><td><strong>Berberidion vulgaris</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Cornus mas</strong></td><td>2</td><td>2</td><td>2</td><td>1</td><td>+</td><td>2</td><td>+</td><td>V</td></tr><tr><td><strong>Viburnum lantana</strong></td><td></td><td></td><td></td><td></td><td></td><td>+</td><td>+</td><td>II</td></tr><tr><td><strong>QUERCO ROBORIS-FAGETEA SYLVATICAE</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Fagus sylvatica</strong></td><td>1</td><td>2</td><td>+</td><td>2</td><td>2</td><td>2</td><td>+</td><td>V</td></tr><tr><td><strong>Acer campestre</strong></td><td></td><td>2</td><td>2</td><td>2</td><td>2</td><td>1</td><td>1</td><td>V</td></tr><tr><td><strong>Ilex aquifolium</strong></td><td></td><td></td><td>1</td><td></td><td>r</td><td></td><td></td><td>II</td></tr><tr><td><strong>Fagetalia sylvatica</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Carpinus betulus</strong></td><td></td><td>2</td><td>1</td><td>1</td><td>1</td><td>1</td><td></td><td>IV</td></tr><tr><td><strong>Quercion pubescenti-sessiliflorae</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Sorbus aria</strong></td><td>1</td><td>2</td><td>1</td><td></td><td>1</td><td>1</td><td>+</td><td>V</td></tr><tr><td><strong>Quercus pubescens et hybrides</strong></td><td>1</td><td>1</td><td>1</td><td>1</td><td>+</td><td></td><td></td><td>IV</td></tr><tr><td><strong>Sorbus torminalis</strong></td><td>1</td><td>1</td><td>+</td><td></td><td>+</td><td></td><td>1</td><td>IV</td></tr><tr><td><strong>Strate herbacée</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>QUERCO ROBORIS-FAGETEA SYLVATICAE</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Hedera helix</strong></td><td>2</td><td>2</td><td>3</td><td>2</td><td>3</td><td>2</td><td>+</td><td>V</td></tr><tr><td><strong>Fagus sylvatica</strong></td><td>+</td><td>+</td><td>+</td><td>1</td><td></td><td></td><td></td><td>V</td></tr><tr><td><strong>Acer campestre</strong></td><td></td><td>+</td><td>+</td><td>+</td><td></td><td>+</td><td></td><td>III</td></tr><tr><td><strong>Quercus petraea</strong></td><td></td><td></td><td></td><td>+</td><td></td><td></td><td>+</td><td>II</td></tr><tr><td><strong>Lonicera periclymenum</strong></td><td></td><td>+</td><td></td><td></td><td>r</td><td></td><td></td><td>II</td></tr><tr><td><strong>Fagetalia sylvatica</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Rosa arvensis</strong></td><td>1</td><td>1</td><td>r</td><td>1</td><td>+</td><td>1</td><td>+</td><td>V</td></tr><tr><td><strong>Daphne laureola</strong></td><td>+</td><td>+</td><td>+</td><td>r</td><td>+</td><td></td><td></td><td>V</td></tr><tr><td><strong>Festuca heterophylla</strong></td><td></td><td></td><td>+</td><td>+</td><td>1</td><td>+</td><td>1</td><td>IV</td></tr><tr><td><strong>Carpinus betulus</strong></td><td>+</td><td>1</td><td>+</td><td>+</td><td></td><td>+</td><td></td><td>IV</td></tr><tr><td><strong>Viola reichenbachiana</strong></td><td></td><td></td><td>+</td><td>+</td><td>+</td><td></td><td></td><td>III</td></tr><tr><td><strong>Prunus avium</strong></td><td>+</td><td></td><td></td><td>+</td><td></td><td></td><td>+</td><td>III</td></tr><tr><td><strong>Melica uniflora</strong></td><td></td><td></td><td>r</td><td>1</td><td>+</td><td></td><td></td><td>III</td></tr><tr><td><strong>Lamium galeobdolon</strong></td><td></td><td></td><td>r</td><td>+</td><td></td><td></td><td></td><td>II</td></tr><tr><td><strong>Carex digitata</strong></td><td></td><td></td><td>1</td><td>+</td><td></td><td></td><td></td><td>II</td></tr><tr><td><strong>Euphorbia amygdaloides</strong></td><td></td><td></td><td>+</td><td>1</td><td></td><td></td><td></td><td>II</td></tr><tr><td><strong>Potentilla sterilis</strong></td><td></td><td></td><td>r</td><td>+</td><td></td><td></td><td></td><td>II</td></tr><tr><td><strong>Viburnum opulus</strong></td><td></td><td></td><td>+</td><td></td><td></td><td></td><td></td><td>II</td></tr><tr><td><strong>Quercetalia pubescenti-sessiliflorae</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Quercus pubescens et hybrides</strong></td><td>+</td><td>1</td><td>+</td><td>+</td><td></td><td></td><td></td><td>III</td></tr><tr><td><strong>Sorbus torminalis</strong></td><td></td><td></td><td>r</td><td>+</td><td></td><td></td><td></td><td>I</td></tr><tr><td><strong>Sorbus aria</strong></td><td></td><td></td><td></td><td>+</td><td></td><td></td><td></td><td>I</td></tr><tr><td><strong>CRATAEGO MONOGYNAE-PRUNETEA SPINOSAE</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Ligustrum vulgare</strong></td><td>2</td><td>1</td><td>2</td><td>2</td><td>1</td><td>2</td><td>1</td><td>V</td></tr><tr><td><strong>Evonymus europaeus</strong></td><td>+</td><td>+</td><td>+</td><td>+</td><td></td><td></td><td></td><td>III</td></tr><tr><td><strong>Viburnum lantana</strong></td><td>+</td><td>+</td><td>+</td><td>1</td><td></td><td></td><td></td><td>III</td></tr><tr><td><strong>Cornus sanguinea</strong></td><td></td><td>1</td><td>r</td><td>+</td><td></td><td></td><td></td><td>III</td></tr><tr><td><strong>Prunus spinosa</strong></td><td></td><td>+</td><td></td><td></td><td></td><td>+</td><td></td><td>II</td></tr><tr><td><strong>Rhamnus cathartica</strong></td><td></td><td></td><td>r</td><td>+</td><td></td><td></td><td></td><td>II</td></tr><tr><td><strong>Crataegus monogyna</strong></td><td></td><td></td><td>+</td><td>+</td><td></td><td></td><td></td><td>II</td></tr><tr><td><strong>TRIFOLIO MEDI-GERANIETEA SANGUINEI</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Brachypodium sylvaticum</strong></td><td>r</td><td></td><td>+</td><td>+</td><td></td><td>+</td><td>1</td><td>IV</td></tr><tr><td><strong>Rubia peregrina</strong></td><td></td><td></td><td>1</td><td>1</td><td>1</td><td>+</td><td></td><td>III</td></tr><tr><td><strong>Fragaria vesca</strong></td><td></td><td>+</td><td></td><td>1</td><td></td><td></td><td></td><td>II</td></tr><tr><td><strong>Polygonatum odoratum</strong></td><td></td><td></td><td>+</td><td></td><td>+</td><td></td><td></td><td>II</td></tr><tr><td><strong>Vincetoxicum hirundinaria</strong></td><td></td><td></td><td>+</td><td></td><td>r</td><td></td><td></td><td>II</td></tr><tr><td><strong>FESTUCO VALESIACAE-BROMETEA ERECTI</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Carex flacca</strong></td><td>1</td><td>2</td><td>2</td><td>1</td><td>1</td><td>1</td><td>2</td><td>V</td></tr><tr><td><strong>Brachypodium pinnatum</strong></td><td></td><td></td><td>+</td><td>+</td><td></td><td></td><td></td><td>II</td></tr><tr><td><strong>Autres</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Rubus sp.</strong></td><td>+</td><td></td><td>r</td><td>r</td><td>r</td><td>1</td><td>+</td><td>V</td></tr><tr><td><strong>Accidentelles</strong></td><td>1</td><td>4</td><td>8</td><td>11</td><td>7</td><td>2</td><td>1</td><td></td></tr></tbody></table>

Source des relevés et espèces accidentelles :

R166 : Causse G. (CIEZ, les Ouclettes) ;

Cephalanthera sp. i;

R186 : Causse G. (OISY, les Trois

Frères) ; Lathyrus linifolius r;

Melampyrum pratense +; Sorbus

domestica (a) +; Sorbus x vagensis (a) +;

R177 : Causse G. (AMAZY, Bois Gestat)

; Convallaria majalis +; Lonicera

xylosteum (h) +; Neottia nidus-avis i;

Polygonatum multiflorum r; Prunus

mahaleb (h) i; Tilia platyphyllos (a) +;

R173 : Causse G. (CHEVANNES-CHANGY, les Usages de Changy) ;

Ajuga reptans +; Carex sylvatica +;

Fraxinus excelsior (h) +; Galium

odoratum +; Geum urbanum +; Ilex

aquifolium (h) 1; Juniperus communis (h)

+; Vicia sepium +; Viola odorata +;

R73 : Causse G. (ASNOIS, Sermentole) ;

Anemone nemorosa r; Melittis

melissophyllum +; Prunus avium (a) +;

Quercus petraea (a) +; Ruscus aculeatus

r; Stachys officinalis r; Tamus communis

+;

R107 : Causse G. (TALON, la Vignotte) ;

Ornithogalum pyrenaicum i; Prunus

spinosa (a) +;

R45 : Causse G. (CIEZ, les Aubépins) ;

Prunus avium (A) +;
Tableau 14 :
Hêtraie calcicole psychrophile à *Tilia platyphyllos*, *Carex digitata* et *Asarum europaeum*

<table><thead><tr><th>Relevés</th><th>R31</th><th>R77</th><th>R178</th><th>R63</th><th>R125</th><th>R130</th><th></th></tr></thead><tbody><tr><td>Date</td><td>16/6/09</td><td>8/7/09</td><td>23/9/09</td><td>25/6/09</td><td>7/5/09</td><td>7/5/09</td><td></td></tr><tr><td>Surface (m²)</td><td>400</td><td>600</td><td>400</td><td>400</td><td>400</td><td>400</td><td></td></tr><tr><td>Hauteur max (m)</td><td>20</td><td>25</td><td>15</td><td>18</td><td>x</td><td>20</td><td>19.6</td></tr><tr><td>Recouvrement total %</td><td>99</td><td>95</td><td>98</td><td>100</td><td>x</td><td>90</td><td>96.4</td></tr><tr><td>Recouvrement strate A.</td><td>85</td><td>90</td><td>90</td><td>95</td><td>x</td><td>90</td><td>90</td></tr><tr><td>Recouvrement strate a</td><td>10</td><td>5</td><td>40</td><td>25</td><td>x</td><td>30</td><td>22</td></tr><tr><td>Recouvrement strate h</td><td>65</td><td>60</td><td>40</td><td>50</td><td>x</td><td>30</td><td>49</td></tr><tr><td>Recouvrement strate m</td><td>10</td><td>2</td><td>10</td><td>1</td><td>x</td><td>0</td><td>4.6</td></tr><tr><td>Nombre de taxons</td><td>32</td><td>28</td><td>27</td><td>29</td><td>28</td><td>27</td><td>29</td></tr><tr><td>Combinaison caractéristique</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Fagus sylvatica - A</td><td>1</td><td>5</td><td>3</td><td>5</td><td>4</td><td>3</td><td>V</td></tr><tr><td>Tilia platyphyllos - A</td><td>1</td><td>1</td><td>3</td><td>1</td><td>.</td><td>.</td><td>IV</td></tr><tr><td>Cornus mas - a</td><td>2</td><td>+</td><td>2</td><td>2</td><td>1</td><td>1</td><td>V</td></tr><tr><td>Melica uniflora</td><td>+</td><td>+</td><td>+</td><td>+</td><td>+</td><td>+</td><td>V</td></tr><tr><td>Carex digitata</td><td>1</td><td>+</td><td>2</td><td>+</td><td>r</td><td>.</td><td>V</td></tr><tr><td>Ornithogalum pyrenaicum</td><td>r</td><td>.</td><td>.</td><td>r</td><td>.</td><td>+</td><td>III</td></tr><tr><td>Daphne laureola</td><td>.</td><td>.</td><td>+</td><td>.</td><td>+</td><td>.</td><td>II</td></tr><tr><td>Asarum europaeum</td><td>1</td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>I</td></tr><tr><td>Strate arborescence</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>QUERCO ROBORIS-FAGETEA SYLVATICAE</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Fagus sylvatica</td><td>1</td><td>5</td><td>3</td><td>5</td><td>4</td><td>3</td><td>V</td></tr><tr><td>Acer campestre</td><td>1</td><td>1</td><td>2</td><td>2</td><td>2</td><td>1</td><td>V</td></tr><tr><td>Tilia platyphyllos</td><td>1</td><td>1</td><td>3</td><td>1</td><td>.</td><td>.</td><td>IV</td></tr><tr><td>Quercus petraea</td><td>1</td><td>.</td><td>.</td><td>1</td><td>2</td><td>.</td><td>III</td></tr><tr><td>Quercus robur</td><td>1</td><td>.</td><td>.</td><td>.</td><td>1</td><td>3</td><td>III</td></tr><tr><td>Carpinus betulus</td><td>5</td><td>2</td><td>3</td><td>.</td><td>.</td><td>.</td><td>III</td></tr><tr><td>Strate arbustive</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>CRATAEGO MONOGYNAE-PRUNETEA SPINOSAE</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Corylus avellana</td><td>2</td><td>r</td><td>1</td><td>1</td><td>+</td><td>+</td><td>V</td></tr><tr><td>Cornus mas</td><td>2</td><td>+</td><td>2</td><td>2</td><td>1</td><td>1</td><td>V</td></tr><tr><td>Lonicera xylosteum</td><td>1</td><td>+</td><td>.</td><td>+</td><td>+</td><td>1</td><td>V</td></tr><tr><td>Crataegus monogyna</td><td>.</td><td>.</td><td>+</td><td>.</td><td>+</td><td>+</td><td>III</td></tr><tr><td>Crataegus laevigata</td><td>.</td><td>+</td><td>.</td><td>+</td><td>+</td><td>1</td><td>III</td></tr><tr><td>Ligustrum vulgare</td><td>.</td><td>+</td><td>.</td><td>+</td><td>.</td><td>+</td><td>II</td></tr><tr><td>Buxus sempervirens</td><td>.</td><td>+</td><td>.</td><td>.</td><td>.</td><td>1</td><td>II</td></tr><tr><td>QUERCO ROBORIS-FAGETEA SYLVATICAE</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Fagus sylvatica</td><td>.</td><td>+</td><td>+</td><td>2</td><td>2</td><td>1</td><td>V</td></tr><tr><td>Carpinus betulus</td><td>+</td><td>+</td><td>2</td><td>.</td><td>2</td><td>2</td><td>V</td></tr><tr><td>Acer campestre</td><td>.</td><td>+</td><td>2</td><td>1</td><td>1</td><td>.</td><td>IV</td></tr><tr><td>Sorbus torminalis</td><td>.</td><td>+</td><td>+</td><td>+</td><td>.</td><td>.</td><td>III</td></tr><tr><td>Ilex aquifolium</td><td>.</td><td>+</td><td>.</td><td>.</td><td>.</td><td>+</td><td>II</td></tr><tr><td>Tilia platyphyllos</td><td>.</td><td>+</td><td>1</td><td>.</td><td>.</td><td>.</td><td>II</td></tr><tr><td>Sorbus aria</td><td>+</td><td>.</td><td>+</td><td>.</td><td>.</td><td>.</td><td>II</td></tr><tr><td>Strate herbacée</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>QUERCO ROBORIS-FAGETEA SYLVATICAE</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Hedera helix</td><td>3</td><td>3</td><td>2</td><td>2</td><td>3</td><td>2</td><td>V</td></tr><tr><td>Fagus sylvatica</td><td>+</td><td>+</td><td>+</td><td>+</td><td>+</td><td>+</td><td>V</td></tr><tr><td>Viburnum opulus</td><td>+</td><td>r</td><td>+</td><td>+</td><td>+</td><td>.</td><td>V</td></tr><tr><td>Quercus petraea</td><td>+</td><td>+</td><td>.</td><td>+</td><td>+</td><td>.</td><td>IV</td></tr><tr><td>Acer campestre</td><td>.</td><td>r</td><td>+</td><td>.</td><td>.</td><td>+</td><td>III</td></tr><tr><td>Convallaria majalis</td><td>.</td><td>.</td><td>1</td><td>2</td><td>2</td><td>.</td><td>III</td></tr><tr><td>Fraxinus excelsior</td><td>.</td><td>r</td><td>.</td><td>+</td><td>.</td><td>.</td><td>II</td></tr><tr><td>Fagetalia sylvatica</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Rosa arvensis</td><td>+</td><td>+</td><td>r</td><td>+</td><td>+</td><td>+</td><td>V</td></tr><tr><td>Melica uniflora</td><td>+</td><td>+</td><td>+</td><td>+</td><td>+</td><td>+</td><td>V</td></tr><tr><td>Anemone nemorosa</td><td>+</td><td>+</td><td>.</td><td>+</td><td>2</td><td>1</td><td>V</td></tr><tr><td>Carex digitata</td><td>1</td><td>+</td><td>2</td><td>+</td><td>r</td><td>.</td><td>V</td></tr><tr><td>Viola reichenbachiana</td><td>r</td><td>.</td><td>+</td><td>+</td><td>.</td><td>.</td><td>IV</td></tr><tr><td>Carex sylvatica</td><td>.</td><td>+</td><td>.</td><td>+</td><td>+</td><td>+</td><td>IV</td></tr><tr><td>Lamium galeobdolon</td><td>1</td><td>2</td><td>+</td><td>.</td><td>+</td><td>.</td><td>IV</td></tr><tr><td>Arum maculatum</td><td>+</td><td>r</td><td>.</td><td>+</td><td>+</td><td>.</td><td>IV</td></tr><tr><td>Ornithogalum pyrenaicum</td><td>r</td><td>.</td><td>.</td><td>r</td><td>.</td><td>+</td><td>III</td></tr><tr><td>Prunus avium</td><td>.</td><td>.</td><td>.</td><td>.</td><td>+</td><td>+</td><td>II</td></tr><tr><td>Euphorbia amygdaloides</td><td>.</td><td>.</td><td>r</td><td>.</td><td>+</td><td>.</td><td>II</td></tr><tr><td>Daphne laureola</td><td>.</td><td>.</td><td>+</td><td>.</td><td>+</td><td>.</td><td>II</td></tr><tr><td>Asarum europaeum</td><td>1</td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>I</td></tr><tr><td>CRATAEGO MONOGYNAE-PRUNETEA SPINOSAE</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Ligustrum vulgare</td><td>+</td><td>+</td><td>+</td><td>1</td><td>+</td><td>+</td><td>V</td></tr><tr><td>Viburnum lantana</td><td>.</td><td>r</td><td>+</td><td>.</td><td>+</td><td>+</td><td>III</td></tr><tr><td>Cornus mas</td><td>.</td><td>.</td><td>+</td><td>+</td><td>.</td><td>+</td><td>III</td></tr><tr><td>Evonymus europaeus</td><td>.</td><td>.</td><td>.</td><td>+</td><td>+</td><td>+</td><td>II</td></tr><tr><td>Crataegus monogyna</td><td>+</td><td>.</td><td>.</td><td>.</td><td>.</td><td>+</td><td>II</td></tr><tr><td>TRIFOLIO MEDII-GERANIETEA SANGUINEI</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Fragaria vesca</td><td>r</td><td>.</td><td>.</td><td>.</td><td>.</td><td>+</td><td>II</td></tr><tr><td>Rubia peregrina</td><td>.</td><td>.</td><td>+</td><td>+</td><td>.</td><td>.</td><td>II</td></tr><tr><td>Autres</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Rubus sp.</td><td>.</td><td>+</td><td>+</td><td>+</td><td>1</td><td>+</td><td>V</td></tr><tr><td>Carex flacca</td><td>.</td><td>.</td><td>1</td><td>+</td><td>+</td><td>.</td><td>III</td></tr><tr><td>Vicia sepium</td><td>+</td><td>.</td><td>+</td><td>.</td><td>+</td><td>.</td><td>III</td></tr><tr><td>Accidentelles</td><td>8</td><td>3</td><td>6</td><td>5</td><td>0</td><td>3</td><td></td></tr></tbody></table>

Source des relevés et espèces accidentelles :

R31 : Causse G. (SURGY, Rochers de Basseville) ; Campanula trachelium +; Melittis melissophyllum +; Mercurialis perennis +; Primula veris subsp. veris r; Quercus robur (h) +; Ranunculus auricomus r; Solidago virgaurea r; Viburnum lantana (a) +; R77 : Causse G. (CHEVROCHES, Écluse de la Maladrerie) ; Dryopteris filix-mas r; Milium effusum r; Primula elatior +; R178 : Causse G. (AMAZY, Bois Gestat) ; Carpinus betulus (h) +; Ilex aquifolium (h) +; Lonicera xylosteum (h) +; Sorbus aria (A) 1; Sorbus torminalis (A) 1; Tilia platyphyllos (h) +; R63 : Causse G. (DORNECY, Mont Martin) ; Clematis vitalba r; Monotropa hypopitys r; Neottia nidus-avis r; Sorbus domestica (a) +; Tamus communis +; R125 : Causse G. (MAISON-DIEU (LA), Vau de la Roche) ; R130 : Causse G. (NUARS, Bois des Pins) ; Potentilla sterilis +; Prunus spinosa (h) +; Quercus x kerneri (A) 1;
<table><caption>Tableau 15 : Hêtraie-chênaie acidicline à Poa chaixii</caption><thead><tr><th>Relevés</th><th>R174</th><th>R112</th><th>R123</th><th>R62</th><th></th></tr></thead><tbody><tr><td>Date</td><td>23/9/09</td><td>26/8/09</td><td>7/5/09</td><td>25/6/09</td><td></td></tr><tr><td>Surface (m²)</td><td>400</td><td>400</td><td>400</td><td>1000</td><td></td></tr><tr><td>Hauteur max (m)</td><td>20</td><td>25</td><td>25</td><td>25</td><td>23.8</td></tr><tr><td>Recouvrement total %</td><td>95</td><td>95</td><td>95</td><td>98</td><td>95.8</td></tr><tr><td>Recouvrement strate A.</td><td>90</td><td>90</td><td>90</td><td>90</td><td>90</td></tr><tr><td>Recouvrement strate a</td><td>10</td><td>15</td><td>40</td><td>40</td><td>26.3</td></tr><tr><td>Recouvrement strate h</td><td>15</td><td>10</td><td>10</td><td>20</td><td>13.8</td></tr><tr><td>Recouvrement strate m</td><td>2</td><td>2</td><td>0</td><td>5</td><td>2.25</td></tr><tr><td><strong>Nombre de taxons</strong></td><td><strong>26</strong></td><td><strong>15</strong></td><td><strong>15</strong></td><td><strong>14</strong></td><td><strong>18</strong></td></tr><tr><td><strong>Combinaison caractéristique</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Fagus sylvatica - A</td><td>1</td><td>4</td><td>2</td><td>3</td><td>4</td></tr><tr><td>Lonicera periclymenum</td><td>+</td><td>+</td><td>+</td><td>+</td><td>4</td></tr><tr><td>Convallaria majalis</td><td>1</td><td>+</td><td>+</td><td>+</td><td>4</td></tr><tr><td>Poa chaixii</td><td>.</td><td>1</td><td>+</td><td>.</td><td>2</td></tr><tr><td>Anemone nemorosa</td><td>.</td><td>.</td><td>1</td><td>+</td><td>2</td></tr><tr><td>Milium effusum</td><td>1</td><td>.</td><td>.</td><td>r</td><td>2</td></tr><tr><td>Luzula pilosa</td><td>+</td><td>.</td><td>.</td><td>r</td><td>2</td></tr><tr><td><strong>Strate arborescence</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Fagetalia sylvatica</td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Carpinus betulus</td><td>4</td><td>.</td><td>3</td><td>2</td><td>3</td></tr><tr><td><strong>QUERCO ROBORIS-FAGETEA SYLVATICAE</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Quercus petraea</td><td>4</td><td>3</td><td>1</td><td>4</td><td>4</td></tr><tr><td>Fagus sylvatica</td><td>1</td><td>4</td><td>2</td><td>3</td><td>4</td></tr><tr><td>Betula pendula</td><td>.</td><td>.</td><td>i</td><td>.</td><td>1</td></tr><tr><td><strong>Strate arbustive</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>CRATAEGO MONOGYNAE-PRUNETEA SPINOSAE</td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Corylus avellana</td><td>.</td><td>+</td><td>+</td><td>1</td><td>3</td></tr><tr><td>Crataegus monogyna</td><td>+</td><td>.</td><td>.</td><td>+</td><td>2</td></tr><tr><td>Crataegus laevigata</td><td>+</td><td>.</td><td>.</td><td>.</td><td>1</td></tr><tr><td><strong>QUERCO ROBORIS-FAGETEA SYLVATICAE</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Carpinus betulus</td><td>2</td><td>2</td><td>3</td><td>3</td><td>4</td></tr><tr><td>Fagus sylvatica</td><td>.</td><td>1</td><td>+</td><td>2</td><td>3</td></tr><tr><td>Ilex aquifolium</td><td>.</td><td>+</td><td>+</td><td>.</td><td>2</td></tr><tr><td>Sorbus torminalis</td><td>.</td><td>+</td><td>.</td><td>.</td><td>1</td></tr><tr><td><strong>Strate herbacée</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Fagetalia sylvatica</td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Festuca heterophylla</td><td>1</td><td>+</td><td>r</td><td>.</td><td>3</td></tr><tr><td>Rosa arvensis</td><td>+</td><td>+</td><td>.</td><td>.</td><td>2</td></tr><tr><td>Poa chaixii</td><td>.</td><td>1</td><td>+</td><td>.</td><td>2</td></tr><tr><td>Carpinus betulus</td><td>+</td><td>.</td><td>+</td><td>.</td><td>2</td></tr><tr><td>Anemone nemorosa</td><td>.</td><td>.</td><td>1</td><td>+</td><td>2</td></tr><tr><td>Lamium galeobdolon</td><td>+</td><td>+</td><td>.</td><td>.</td><td>2</td></tr><tr><td>Milium effusum</td><td>1</td><td>.</td><td>.</td><td>r</td><td>2</td></tr><tr><td>Carex digitata</td><td>1</td><td>.</td><td>.</td><td>.</td><td>1</td></tr><tr><td>Prunus avium</td><td>.</td><td>.</td><td>r</td><td>.</td><td>1</td></tr><tr><td>Dryopteris filix-mas</td><td>.</td><td>.</td><td>.</td><td>+</td><td>1</td></tr><tr><td>Polygonatum multiflorum</td><td>r</td><td>.</td><td>.</td><td>.</td><td>1</td></tr><tr><td>Galium odoratum</td><td>1</td><td>.</td><td>.</td><td>.</td><td>1</td></tr><tr><td>Ajuga reptans</td><td>+</td><td>.</td><td>.</td><td>.</td><td>1</td></tr><tr><td>Potentilla sterilis</td><td>+</td><td>.</td><td>.</td><td>.</td><td>1</td></tr><tr><td><strong>Quercetalia roboris</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Lonicera periclymenum</td><td>+</td><td>+</td><td>+</td><td>+</td><td>4</td></tr><tr><td>Deschampsia flexuosa</td><td>r</td><td>+</td><td>.</td><td>.</td><td>2</td></tr><tr><td>Luzula pilosa</td><td>+</td><td>.</td><td>.</td><td>r</td><td>2</td></tr><tr><td>Luzula sylvatica</td><td>.</td><td>.</td><td>.</td><td>2</td><td>1</td></tr><tr><td>Luzula forsteri</td><td>r</td><td>.</td><td>.</td><td>.</td><td>1</td></tr><tr><td><strong>QUERCO ROBORIS-FAGETEA SYLVATICAE</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Hedera helix</td><td>1</td><td>+</td><td>+</td><td>+</td><td>4</td></tr><tr><td>Fagus sylvatica</td><td>+</td><td>1</td><td>+</td><td>+</td><td>4</td></tr><tr><td>Quercus petraea</td><td>2</td><td>1</td><td>1</td><td>2</td><td>4</td></tr><tr><td>Convallaria majalis</td><td>1</td><td>+</td><td>+</td><td>+</td><td>4</td></tr><tr><td>Populus tremula</td><td>r</td><td>.</td><td>+</td><td>.</td><td>2</td></tr><tr><td>Ilex aquifolium</td><td>1</td><td>.</td><td>.</td><td>.</td><td>1</td></tr><tr><td><strong>Autres</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Rubus sp.</td><td>+</td><td>1</td><td>+</td><td>+</td><td>4</td></tr><tr><td>Corylus avellana</td><td>+</td><td>.</td><td>.</td><td>.</td><td>1</td></tr><tr><td>Veronica chamaedrys</td><td>r</td><td>.</td><td>.</td><td>.</td><td>1</td></tr><tr><td>Stachys officinalis</td><td>r</td><td>.</td><td>.</td><td>.</td><td>1</td></tr></tbody></table>

Source des relevés :

R174 : Causse G. (CHEVANNES-CHANGY, les Usages de Changy) ;

R112 : Causse G. (NUARS, Usages de Bonneçon) ;

R123 : Causse G. (MAISON-DIEU (LA), Mont Jalaut) ;

R62 : Causse G. (DORNECY, Mont Martin) ;
<table><caption>Tableau 16 : Chênaie pédonculée du Fraxino-Quercion</caption><thead><tr><th>Relevés</th><th>R179</th><th>R175</th><th>R172</th><th></th></tr></thead><tbody><tr><td>Date</td><td>23/9/09</td><td>23/9/09</td><td>22/9/09</td><td></td></tr><tr><td>Surface (m²)</td><td>400</td><td>400</td><td>400</td><td></td></tr><tr><td>Hauteur max (m)</td><td>20</td><td>17</td><td>15</td><td>17.33</td></tr><tr><td>Recouvrement total %</td><td>99</td><td>98</td><td>98</td><td>98.33</td></tr><tr><td>Recouvrement strate A</td><td>95</td><td>90</td><td>95</td><td>93.33</td></tr><tr><td>Recouvrement strate a</td><td>20</td><td>7</td><td>30</td><td>19</td></tr><tr><td>Recouvrement strate h</td><td>60</td><td>60</td><td>75</td><td>65</td></tr><tr><td>Recouvrement strate m</td><td>10</td><td>30</td><td>60</td><td>33.33</td></tr><tr><td><strong>Nombre de taxons</strong></td><td><strong>32</strong></td><td><strong>33</strong></td><td><strong>35</strong></td><td><strong>33.3</strong></td></tr><tr><td><strong>Combinaison caractéristique</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Quercus robur - A</td><td>3</td><td>3</td><td>2</td><td>3</td></tr><tr><td>Lonicera xylosteum - a</td><td>1</td><td>+</td><td>+</td><td>3</td></tr><tr><td>Ornithogalum pyrenaicum</td><td>1</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Polygonatum multiflorum</td><td>+</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Potentilla sterilis</td><td>r</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Geum urbanum</td><td>1</td><td>+</td><td>1</td><td>2</td></tr><tr><td>Primula elatior</td><td>1</td><td>1</td><td>+</td><td>1</td></tr><tr><td><strong>Strate arborescence</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>QUERCO ROBORIS-FAGETEA SYLVATICAE</td><td></td><td></td><td></td><td></td></tr><tr><td>Quercus robur</td><td>3</td><td>3</td><td>2</td><td>3</td></tr><tr><td>Carpinus betulus</td><td>5</td><td>5</td><td>+</td><td>2</td></tr><tr><td>Acer campestre</td><td>1</td><td>2</td><td>5</td><td>3</td></tr><tr><td>Quercus petraea</td><td>1</td><td>1</td><td>+</td><td>1</td></tr><tr><td><strong>Strate abrustive</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>CRATAEGO MONOGYNAE-PRUNETEA SPINOSAE</td><td></td><td></td><td></td><td></td></tr><tr><td>Crataegus monogyna</td><td>1</td><td>+</td><td>1</td><td>3</td></tr><tr><td>Lonicera xylosteum</td><td>1</td><td>+</td><td>+</td><td>3</td></tr><tr><td>Corylus avellana</td><td>1</td><td>+</td><td>2</td><td>3</td></tr><tr><td>Crataegus laevigata</td><td>+</td><td>1</td><td>+</td><td>2</td></tr><tr><td>Cornus mas</td><td>+</td><td>+</td><td>+</td><td>1</td></tr><tr><td>Cornus sanguinea</td><td>+</td><td>+</td><td>+</td><td>1</td></tr><tr><td>QUERCO ROBORIS-FAGETEA SYLVATICAE</td><td></td><td></td><td></td><td></td></tr><tr><td>Acer campestre</td><td>1</td><td>1</td><td>2</td><td>3</td></tr><tr><td>Carpinus betulus</td><td>2</td><td>1</td><td>+</td><td>2</td></tr><tr><td><strong>Strate herbacée</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Fraxino excelsioris-Quercion roboris</td><td></td><td></td><td></td><td></td></tr><tr><td>Geum urbanum</td><td>1</td><td>+</td><td>1</td><td>2</td></tr><tr><td>Primula elatior</td><td>1</td><td>+</td><td>+</td><td>1</td></tr><tr><td>Geranium robertianum subsp. robertianum</td><td>1</td><td>+</td><td>+</td><td>1</td></tr><tr><td>Glechoma hederacea</td><td>1</td><td>+</td><td>2</td><td>1</td></tr><tr><td><strong>Fagetalia sylvatica</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Carpinus betulus</td><td>2</td><td>+</td><td>+</td><td>3</td></tr><tr><td>Lamium galeobdolon</td><td>2</td><td>2</td><td>+</td><td>2</td></tr><tr><td>Viola reichenbachiana</td><td>1</td><td>+</td><td>+</td><td>3</td></tr><tr><td>Carex sylvatica</td><td>1</td><td>1</td><td>1</td><td>3</td></tr><tr><td>Rosa arvensis</td><td>r</td><td>+</td><td>+</td><td>3</td></tr><tr><td>Arum maculatum</td><td>r</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Ornithogalum pyrenaicum</td><td>1</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Polygonatum multiflorum</td><td>+</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Melica uniflora</td><td>+</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Potentilla sterilis</td><td>r</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Ajuga reptans</td><td>r</td><td>+</td><td>+</td><td>1</td></tr><tr><td>Asarum europaeum</td><td>+</td><td>+</td><td>+</td><td>1</td></tr><tr><td>Vinca minor</td><td>+</td><td>3</td><td>+</td><td>1</td></tr><tr><td>Galium odoratum</td><td>+</td><td>2</td><td>+</td><td>1</td></tr><tr><td>Milium effusum</td><td>+</td><td>1</td><td>+</td><td>1</td></tr><tr><td>Dryopteris filix-mas</td><td>r</td><td>+</td><td>+</td><td>1</td></tr><tr><td>Festuca heterophylla</td><td>+</td><td>+</td><td>+</td><td>1</td></tr><tr><td>Carex digitata</td><td>r</td><td>+</td><td>+</td><td>1</td></tr><tr><td>Stellaria holostea</td><td>+</td><td>+</td><td>+</td><td>1</td></tr><tr><td>Neottia nidus-avis</td><td>+</td><td>+</td><td>+</td><td>1</td></tr><tr><td>Pulmonaria montana</td><td>+</td><td>+</td><td>+</td><td>1</td></tr><tr><td>Poa nemoralis</td><td>r</td><td>+</td><td>+</td><td>1</td></tr><tr><td>Lathyrus linifolius</td><td>r</td><td>+</td><td>+</td><td>1</td></tr><tr><td>Sanicula europaea</td><td>+</td><td>+</td><td>+</td><td>1</td></tr><tr><td>Ulmus minor</td><td>+</td><td>+</td><td>+</td><td>1</td></tr><tr><td>Carex remota</td><td>+</td><td>+</td><td>+</td><td>1</td></tr><tr><td><strong>QUERCO ROBORIS-FAGETEA SYLVATICAE</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Hedera helix</td><td>3</td><td>1</td><td>3</td><td>3</td></tr><tr><td>Quercus robur</td><td>1</td><td>+</td><td>+</td><td>3</td></tr><tr><td>Acer campestre</td><td>+</td><td>+</td><td>+</td><td>3</td></tr><tr><td>Fraxinus excelsior</td><td>+</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Lonicera periclymenum</td><td>+</td><td>+</td><td>r</td><td>2</td></tr><tr><td>Monotropa hypopitys</td><td>+</td><td>+</td><td>+</td><td>1</td></tr><tr><td>Luzula pilosa</td><td>+</td><td>+</td><td>+</td><td>1</td></tr><tr><td>Sorbus tominalis</td><td>+</td><td>+</td><td>+</td><td>1</td></tr><tr><td><strong>CRATAEGO MONOGYNAE-PRUNETEA SPINOSAE</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Ligustrum vulgare</td><td>+</td><td>r</td><td>+</td><td>3</td></tr><tr><td>Corylus avellana</td><td>1</td><td>+</td><td>+</td><td>3</td></tr><tr><td>Evonymus europaeus</td><td>+</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Cornus sanguinea</td><td>+</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Viburnum lantana</td><td>+</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Helleborus foetidus</td><td>+</td><td>+</td><td>+</td><td>1</td></tr><tr><td>Sambucus nigra</td><td>+</td><td>+</td><td>+</td><td>1</td></tr><tr><td>Ribes uva-crispa</td><td>1</td><td>+</td><td>+</td><td>1</td></tr><tr><td><strong>GALIO APARINES-URTICETEA DIOICAE</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Brachypodium sylvaticum</td><td>+</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Vicia sepium</td><td>+</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Viola odorata</td><td>r</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Urtica dioica</td><td>+</td><td>+</td><td>+</td><td>1</td></tr><tr><td>Veronica chamaedrys</td><td>+</td><td>+</td><td>r</td><td>1</td></tr><tr><td><strong>TRIFOLIO MEDII-GERANIETEA SANGUINEI</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Fragaria vesca</td><td>r</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Carex pairae</td><td>+</td><td>+</td><td>+</td><td>1</td></tr><tr><td><strong>AUTRES</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Rubus sp.</td><td>+</td><td>+</td><td>1</td><td>3</td></tr></tbody></table>

Source des relevés :

R179 : Causse G. (OUAGNE, Champmoreau) ;

R175 : Causse G. (CHEVANNES-CHANGY, Bois Teriat) ;

R172 : Causse G. (POUGNY, Bois des Avis) ;
<table><caption>Tableau 17 : Hêtraie-chênaie ou chênaie acidiphile à *Ilex aquifolium* et *Deschampsia flexuosa*</caption><thead><tr><th>Relevés</th><th>R117</th><th>R119</th><th>R113</th><th>R82</th><th>R176</th><th>R103</th><th>R81</th><th>R99</th><th>R116</th></tr></thead><tbody><tr><td>Surface (m²)</td><td>200</td><td>600</td><td>400</td><td>400</td><td>400</td><td>1000</td><td>400</td><td>1000</td><td>400</td></tr><tr><td>Hauteur max (m)</td><td>14</td><td>25</td><td>20</td><td>20</td><td>22</td><td>20</td><td>18</td><td>25</td><td>15</td></tr><tr><td>Recouvrement total %</td><td>80</td><td>85</td><td>90</td><td>95</td><td>95</td><td>90</td><td>98</td><td>95</td><td>90</td></tr><tr><td>Recouvrement strate A</td><td>80</td><td>85</td><td>80</td><td>85</td><td>90</td><td>80</td><td>90</td><td>95</td><td>65</td></tr><tr><td>Recouvrement strate a</td><td>10</td><td>5</td><td>30</td><td>30</td><td>15</td><td>10</td><td>3</td><td>20</td><td>5</td></tr><tr><td>Recouvrement strate h</td><td>60</td><td>40</td><td>50</td><td>20</td><td>20</td><td>55</td><td>35</td><td>15</td><td>90</td></tr><tr><td>Recouvrement strate m</td><td>30</td><td>5</td><td>2</td><td>20</td><td>2</td><td>10</td><td>20</td><td>5</td><td>0</td></tr><tr><td><strong>Nombre de taxons</strong></td><td><strong>21</strong></td><td><strong>12</strong></td><td><strong>16</strong></td><td><strong>18</strong></td><td><strong>17</strong></td><td><strong>25</strong></td><td><strong>23</strong></td><td><strong>12</strong></td><td><strong>15</strong></td></tr><tr><td><strong>Combinaison caractéristique</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Quercus petraea -A</strong></td><td>1</td><td>4</td><td>4</td><td>3</td><td>4</td><td>4</td><td>2</td><td>4</td><td>2</td></tr><tr><td><strong>Fagus sylvatica -A</strong></td><td>.</td><td>.</td><td>2</td><td>4</td><td>4</td><td>3</td><td>2</td><td>3</td><td></td></tr><tr><td><strong>Deschampsia flexuosa</strong></td><td>1</td><td>+</td><td>2</td><td>1</td><td>r</td><td>2</td><td>.</td><td>.</td><td></td></tr><tr><td><strong>Pteridium aquilinum</strong></td><td>+</td><td>+</td><td>1</td><td>r</td><td>+</td><td>+</td><td>r</td><td>+</td><td>.</td></tr><tr><td><strong>Luzula pilosa</strong></td><td>.</td><td>.</td><td>+</td><td>+</td><td>+</td><td>1</td><td>+</td><td>.</td><td>.</td></tr><tr><td><strong>Ilex aquifolium -a</strong></td><td>.</td><td>+</td><td>+</td><td>.</td><td>+</td><td>+</td><td>.</td><td>+</td><td>.</td></tr><tr><td><strong>Ilex aquifolium - h</strong></td><td>1</td><td>.</td><td>+</td><td>+</td><td>.</td><td>1</td><td>1</td><td>+</td><td>+</td></tr><tr><td><strong>Carex pilulifera</strong></td><td>.</td><td>.</td><td>+</td><td>+</td><td>.</td><td>+</td><td>.</td><td>+</td><td>1</td></tr><tr><td><strong>Teucrium scorodonia</strong></td><td>1</td><td>.</td><td>+</td><td>+</td><td>.</td><td>+</td><td>r</td><td>.</td><td>+</td></tr><tr><td><strong>Hypericum pulchrum</strong></td><td>+</td><td>.</td><td>+</td><td>.</td><td>+</td><td>+</td><td>r</td><td>.</td><td>+</td></tr><tr><td><strong>Mespilus germanica -a</strong></td><td>.</td><td>+</td><td>+</td><td>.</td><td>+</td><td>+</td><td>+</td><td>+</td><td>+</td></tr><tr><td><strong>Différentielles sous-ass carpinetosum</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Carpinus betulus -A</strong></td><td>2</td><td>2</td><td>1</td><td>2</td><td>2</td><td>4</td><td>.</td><td>.</td><td>.</td></tr><tr><td><strong>Carpinus betulus -a</strong></td><td>1</td><td>1</td><td>1</td><td>2</td><td>2</td><td>1</td><td>.</td><td>.</td><td>.</td></tr><tr><td><strong>Festuca heterophylla</strong></td><td>+</td><td>+</td><td>.</td><td>1</td><td>1</td><td>2</td><td>+</td><td>.</td><td>.</td></tr><tr><td><strong>Stellaria holostea</strong></td><td>+</td><td>+</td><td>.</td><td>+</td><td>.</td><td>+</td><td>r</td><td>.</td><td>.</td></tr><tr><td><strong>Dryopteris filix-mas</strong></td><td>+</td><td>+</td><td>.</td><td>+</td><td>r</td><td>+</td><td>r</td><td>.</td><td>.</td></tr><tr><td><strong>Différentielles sous-ass molinietosum</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Molinia caerulea</strong></td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>4</td><td>.</td></tr><tr><td><strong>Frangula dodonei</strong></td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>1</td><td>.</td></tr><tr><td><strong>Deschampsia cespitosa</strong></td><td>+</td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>1</td><td>.</td></tr><tr><td><strong>Agrostis canina</strong></td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>1</td><td>.</td></tr><tr><td><strong>Strate arborescence</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>QUERCO ROBORIS-FAGETEA SYLVATICAE</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Quercus petraea</strong></td><td>1</td><td>4</td><td>4</td><td>3</td><td>4</td><td>4</td><td>2</td><td>4</td><td>2</td></tr><tr><td><strong>Fagus sylvatica</strong></td><td>.</td><td>.</td><td>2</td><td>4</td><td>4</td><td>3</td><td>2</td><td>3</td><td>.</td></tr><tr><td><strong>Carpinus betulus</strong></td><td>2</td><td>2</td><td>1</td><td>2</td><td>2</td><td>4</td><td>.</td><td>.</td><td>.</td></tr><tr><td><strong>Quercus robur</strong></td><td>4</td><td>.</td><td>2</td><td>2</td><td>.</td><td>.</td><td>.</td><td>3</td><td>.</td></tr><tr><td><strong>Sorbus torminalis</strong></td><td>2</td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td></tr><tr><td><strong>Fraxinus excelsior</strong></td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>1</td><td>.</td></tr><tr><td><strong>Strate arbustive</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>CRATAEGO MONOGYNAE-PRUNETEA SPINOSAE</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Corylus avellana</strong></td><td>.</td><td>.</td><td>+</td><td>+</td><td>.</td><td>1</td><td>+</td><td>.</td><td>.</td></tr><tr><td><strong>Crataegus monogyna</strong></td><td>.</td><td>.</td><td>.</td><td>+</td><td>.</td><td>+</td><td>.</td><td>.</td><td>.</td></tr><tr><td><strong>QUERCO ROBORIS-FAGETEA SYLVATICAE</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Fagus sylvatica</strong></td><td>1</td><td>1</td><td>2</td><td>2</td><td>2</td><td>2</td><td>2</td><td>.</td><td>.</td></tr><tr><td><strong>Carpinus betulus</strong></td><td>1</td><td>1</td><td>1</td><td>2</td><td>2</td><td>1</td><td>.</td><td>.</td><td>.</td></tr><tr><td><strong>Ilex aquifolium</strong></td><td>.</td><td>+</td><td>+</td><td>+</td><td>+</td><td>+</td><td>.</td><td>+</td><td>.</td></tr><tr><td><strong>Mespilus germanica</strong></td><td>.</td><td>+</td><td>+</td><td>.</td><td>+</td><td>+</td><td>+</td><td>+</td><td>+</td></tr><tr><td><strong>Cytisus scoparius</strong></td><td>.</td><td>+</td><td>r</td><td>.</td><td>.</td><td>+</td><td>+</td><td>+</td><td>1</td></tr><tr><td><strong>Fraxinus excelsior</strong></td><td>.</td><td>+</td><td>.</td><td>.</td><td>.</td><td>+</td><td>r</td><td>.</td><td>1</td></tr><tr><td><strong>Frangula dodonei</strong></td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>+</td><td>r</td><td>.</td><td>1</td></tr><tr><td><strong>Strate herbacée</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Quercetalia roboris</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Lonicera periclymenum</strong></td><td>2</td><td>+</td><td>1</td><td>1</td><td>1</td><td>1</td><td>2</td><td>+</td><td>2</td></tr><tr><td><strong>Pteridium aquilinum</strong></td><td>+</td><td>+</td><td>1</td><td>r</td><td>+</td><td>+</td><td>r</td><td>+</td><td>.</td></tr><tr><td><strong>Deschampsia flexuosa</strong></td><td>1</td><td>+</td><td>2</td><td>1</td><td>r</td><td>2</td><td>.</td><td>.</td><td>.</td></tr><tr><td><strong>Luzula pilosa</strong></td><td>.</td><td>+</td><td>+</td><td>+</td><td>1</td><td>1</td><td>+</td><td>.</td><td>.</td></tr><tr><td><strong>Carex pilulifera</strong></td><td>.</td><td>+</td><td>+</td><td>+</td><td>1</td><td>1</td><td>+</td><td>+</td><td>.</td></tr><tr><td><strong>Teucrium scorodonia</strong></td><td>1</td><td>.</td><td>+</td><td>.</td><td>+</td><td>+</td><td>+</td><td>+</td><td>1</td></tr><tr><td><strong>Hypericum pulchrum</strong></td><td>+</td><td>.</td><td>+</td><td>.</td><td>+</td><td>r</td><td>.</td><td>.</td><td>.</td></tr><tr><td><strong>Luzula sylvatica</strong></td><td>3</td><td>3</td><td>.</td><td>.</td><td>.</td><td>+</td><td>r</td><td>.</td><td>.</td></tr><tr><td><strong>Luzula forsteri</strong></td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>+</td><td>r</td><td>.</td><td>.</td></tr><tr><td><strong>QUERCO ROBORIS-FAGETEA SYLVATICAE</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Quercus petraea</strong></td><td>1</td><td>1</td><td>2</td><td>1</td><td>2</td><td>2</td><td>+</td><td>2</td><td>2</td></tr><tr><td><strong>Hedera helix</strong></td><td>1</td><td>+</td><td>2</td><td>1</td><td>1</td><td>2</td><td>.</td><td>+</td><td>.</td></tr><tr><td><strong>Fagus sylvatica</strong></td><td>.</td><td>+</td><td>+</td><td>+</td><td>+</td><td>+</td><td>+</td><td>+</td><td>.</td></tr><tr><td><strong>Festuca heterophylla</strong></td><td>+</td><td>+</td><td>+</td><td>1</td><td>1</td><td>2</td><td>+</td><td>.</td><td>.</td></tr><tr><td><strong>Convallaria majalis</strong></td><td>+</td><td>+</td><td>+</td><td>+</td><td>1</td><td>1</td><td>+</td><td>.</td><td>.</td></tr><tr><td><strong>Carpinus betulus</strong></td><td>.</td><td>+</td><td>1</td><td>+</td><td>+</td><td>2</td><td>.</td><td>.</td><td>.</td></tr><tr><td><strong>Stellaria holostea</strong></td><td>+</td><td>+</td><td>+</td><td>.</td><td>+</td><td>r</td><td>.</td><td>.</td><td>.</td></tr><tr><td><strong>Ilex aquifolium</strong></td><td>1</td><td>+</td><td>+</td><td>.</td><td>+</td><td>+</td><td>+</td><td>.</td><td>.</td></tr><tr><td><strong>Dryopteris filix-mas</strong></td><td>+</td><td>+</td><td>+</td><td>r</td><td>+</td><td>+</td><td>+</td><td>.</td><td>.</td></tr><tr><td><strong>Abies alba</strong></td><td>.</td><td>+</td><td>.</td><td>+</td><td>.</td><td>+</td><td>+</td><td>.</td><td>.</td></tr><tr><td><strong>Fraxinus excelsior</strong></td><td>.</td><td>+</td><td>.</td><td>+</td><td>.</td><td>+</td><td>+</td><td>.</td><td>+</td></tr><tr><td><strong>MOLINIO CAERULEAE-JUNCETEA ACUTIFLORI</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Molinia caerulea</strong></td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>4</td><td>.</td></tr><tr><td><strong>Agrostis canina</strong></td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>.</td><td>1</td><td>.</td></tr><tr><td><strong>Autres</strong></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Rubus sp.</strong></td><td>2</td><td>+</td><td>2</td><td>1</td><td>+</td><td>1</td><td>1</td><td>+</td><td>1</td></tr><tr><td><strong>Agrostis capillaris</strong></td><td>.</td><td>.</td><td>+</td><td>.</td><td>+</td><td>r</td><td>.</td><td>.</td><td>.</td></tr><tr><td><strong>Deschampsia cespitosa</strong></td><td>+</td><td>.</td><td>+</td><td>.</td><td>+</td><td>+</td><td>+</td><td>.</td><td>1</td></tr><tr><td><strong>accidentelles</strong></td><td>5</td><td>0</td><td>3</td><td>2</td><td>4</td><td>6</td><td>6</td><td>3</td><td>4</td></tr></tbody></table>

Source des relevés :

R117 : Causse G. (RAVEAU, Route Forestière des Forêts) ; Sorbus torminalis (a) 1; Dryopteris carthusiana +; Poa chaixii 2; Quercus robur (h) 1;

R119 : Causse G. (RAVEAU, Route Forestière des Forêts) ;

R113 : Causse G. (MAISON-DIEU (LA), le Grand Molay) ; Quercus petraea (a) 1;

Sorbus aria (a) +; Frangula dodonei (h) r;

R82 : Causse G. (VARENNES-VAUZELLES, Forêt Domaniale des Bertranges) ; Quercus robur (a) +; Carex cf. pallescens r;

R176 : Causse G. (PARIGNY-LA-ROSE, Bois de Serre) ; Acer campestre (a) 1;

Crataegus laevigata (a) 1; Acer campestre (h) +; Rosa arvensis +;

R103 : Causse G. (GRENOIS, la Forêt Blanche) ; Anemone nemorosa r; Lathyrus linifolius r; Milium effusum +; Ruscus aculeatus +; Stachys officinalis r; Viola riviniana r;

R81 : Causse G. (VARENNES-VAUZELLES, le Bois de la Brosse) ;

Castanea sativa (a) +; Prunus avium (a) +; Carex divulsa subsp. leersii +; Carex sylvatica +; Holcus mollis 1; Solidago virgaurea i;

R99 : Causse G. (CHAULGNES, Rond de Chaulgnes) ; Betula pendula (h) +; Calluna vulgaris +; Melampyrum pratense +;

R116 : Causse G. (RAVEAU, Chêne de Ginardeau) ; Dryopteris carthusiana 1;

R104 : Causse G. (VARENNES-VAUZELLES, le Bois de la Brosse) ; Castanea sativa (a) +; Prunus avium (a) +; Carex divulsa subsp. leersii +; Carex sylvatica +; Holcus mollis 1; Solidago virgaurea i;

R99 : Causse G. (CHAULGNES, Rond de Chaulgnes) ; Betula pendula (h) +; Calluna vulgaris +; Melampyrum pratense +;

R116 : Causse G. (RAVEAU, Chêne de Ginardeau) ; Dryopteris carthusiana 1;
<table><caption>Tableau 18 : Aulnaie-frênaie à Carex remota des petits cours d'eau</caption><thead><tr><th>Relevés</th><th>R114</th><th>R47</th><th></th></tr></thead><tbody><tr><td>Date</td><td>03/09/2008</td><td>23/06/2009</td><td></td></tr><tr><td>Surface (m²)</td><td>300</td><td>300</td><td></td></tr><tr><td>Hauteur max (m)</td><td>25</td><td>20</td><td>22.5</td></tr><tr><td>Recouvrement total %</td><td>90</td><td>90</td><td>90</td></tr><tr><td>Recouvrement strate A</td><td>85</td><td>75</td><td>80</td></tr><tr><td>Recouvrement strate a</td><td>30</td><td>50</td><td>40</td></tr><tr><td>Recouvrement strate h</td><td>20</td><td>60</td><td>40</td></tr><tr><td>Recouvrement strate m</td><td>10</td><td>10</td><td>10</td></tr><tr><td><strong>Nombre de taxons</strong></td><td><strong>28</strong></td><td><strong>29</strong></td><td><strong>29</strong></td></tr><tr><td><strong>Combinaison caractéristique</strong></td><td></td><td></td><td></td></tr><tr><td>Alnus glutinosa - A</td><td>5</td><td>4</td><td>2</td></tr><tr><td>Alnus glutinosa - a</td><td>1</td><td>2</td><td>2</td></tr><tr><td>Fraxinus excelsior - A</td><td>.</td><td>2</td><td>1</td></tr><tr><td>Fraxinus excelsior - a</td><td>1</td><td>2</td><td>2</td></tr><tr><td>Carex remota</td><td>1</td><td>2</td><td>2</td></tr><tr><td>Carex pendula</td><td>2</td><td>1</td><td>2</td></tr><tr><td>Equisetum hyemale</td><td>2</td><td>.</td><td>1</td></tr><tr><td><strong>Différentielles variante engorgée</strong></td><td></td><td></td><td></td></tr><tr><td>Carex elongata</td><td>.</td><td>1</td><td>1</td></tr><tr><td>Osmunda regalis</td><td>.</td><td>2</td><td>1</td></tr><tr><td>Carex vesicaria</td><td>.</td><td>+</td><td>1</td></tr><tr><td><strong>Strate arborescence</strong></td><td></td><td></td><td></td></tr><tr><td>Alnion incanae</td><td></td><td></td><td></td></tr><tr><td>Alnus glutinosa</td><td>5</td><td>4</td><td>2</td></tr><tr><td>Fraxinus excelsior</td><td>.</td><td>2</td><td>1</td></tr><tr><td><strong>QUERCO ROBORIS-FAGETEA SYLVATICAE</strong></td><td></td><td></td><td></td></tr><tr><td>Carpinus betulus</td><td>1</td><td>.</td><td>1</td></tr><tr><td><strong>Strate arbustive</strong></td><td></td><td></td><td></td></tr><tr><td>Alnion incanae</td><td></td><td></td><td></td></tr><tr><td>Alnus glutinosa</td><td>1</td><td>2</td><td>2</td></tr><tr><td>Fraxinus excelsior</td><td>1</td><td>2</td><td>2</td></tr><tr><td><strong>QUERCO ROBORIS-FAGETEA SYLVATICAE</strong></td><td></td><td></td><td></td></tr><tr><td>Carpinus betulus</td><td>2</td><td>2</td><td>2</td></tr><tr><td>Frangula dodonei</td><td>.</td><td>+</td><td>1</td></tr><tr><td><strong>CRATAEGO MONOGYNAE-PRUNETEA SPINOSAE</strong></td><td></td><td></td><td></td></tr><tr><td>Corylus avellana</td><td>2</td><td>2</td><td>2</td></tr><tr><td>Crataegus laevigata</td><td>+</td><td>.</td><td>1</td></tr><tr><td>Evonymus europaeus</td><td>.</td><td>+</td><td>1</td></tr><tr><td><strong>Strate herbacée</strong></td><td></td><td></td><td></td></tr><tr><td>Alnion incanae</td><td></td><td></td><td></td></tr><tr><td>Viburnum opulus</td><td>1</td><td>+</td><td>2</td></tr><tr><td>Carex remota</td><td>1</td><td>2</td><td>2</td></tr><tr><td>Carex pendula</td><td>2</td><td>1</td><td>2</td></tr><tr><td>Equisetum hyemale</td><td>2</td><td>.</td><td>1</td></tr><tr><td>Alnus glutinosa</td><td>.</td><td>+</td><td>1</td></tr><tr><td><strong>QUERCO ROBORIS-FAGETEA SYLVATICAE</strong></td><td></td><td></td><td></td></tr><tr><td>Hedera helix</td><td>1</td><td>+</td><td>2</td></tr><tr><td>Fraxinus excelsior</td><td>1</td><td>+</td><td>2</td></tr><tr><td>Polygonatum multiflorum</td><td>r</td><td>+</td><td>2</td></tr><tr><td>Paris quadrifolia</td><td>r</td><td>1</td><td>2</td></tr><tr><td>Circaea lutetiana</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Rosa arvensis</td><td>1</td><td>+</td><td>2</td></tr><tr><td>Convallaria majalis</td><td>.</td><td>+</td><td>1</td></tr><tr><td>Quercus robur</td><td>+</td><td>.</td><td>1</td></tr><tr><td>Dryopteris carthusiana</td><td>.</td><td>+</td><td>1</td></tr><tr><td>Lonicera periclymenum</td><td>.</td><td>+</td><td>1</td></tr><tr><td>Anemone nemorosa</td><td>.</td><td>+</td><td>1</td></tr><tr><td>Carex sylvatica</td><td>+</td><td>.</td><td>1</td></tr><tr><td>Primula elatior</td><td>+</td><td>.</td><td>1</td></tr><tr><td>Ruscus aculeatus</td><td>.</td><td>r</td><td>1</td></tr><tr><td>Stachys sylvatica</td><td>r</td><td>.</td><td>1</td></tr><tr><td>Brachypodium sylvaticum</td><td>r</td><td>.</td><td>1</td></tr><tr><td><strong>ALNETEA GLUTINOSAE</strong></td><td></td><td></td><td></td></tr><tr><td>Athyrium filix-femina</td><td>2</td><td>1</td><td>2</td></tr><tr><td>Carex elongata</td><td>.</td><td>1</td><td>1</td></tr><tr><td>Osmunda regalis</td><td>.</td><td>2</td><td>1</td></tr><tr><td><strong>PHRAGMITO AUSTRALIS-MAGNOCARICETEA ELATAE</strong></td><td></td><td></td><td></td></tr><tr><td>Lysimachia vulgaris</td><td>1</td><td>+</td><td>2</td></tr><tr><td>Carex vesicaria</td><td>.</td><td>+</td><td>1</td></tr><tr><td>Juncus effusus</td><td>.</td><td>r</td><td>1</td></tr><tr><td>Galium palustre</td><td>.</td><td>+</td><td>1</td></tr><tr><td>Solanum dulcamara</td><td>+</td><td>.</td><td>1</td></tr><tr><td><strong>CRATAEGO MONOGYNAE-PRUNETEA SPINOSAE</strong></td><td></td><td></td><td></td></tr><tr><td>Ligustrum vulgare</td><td>+</td><td>.</td><td>1</td></tr><tr><td>Corylus avellana</td><td>+</td><td>.</td><td>1</td></tr><tr><td>Cornus sanguinea</td><td>i</td><td>.</td><td>1</td></tr><tr><td>Evonymus europaeus</td><td>.</td><td>+</td><td>1</td></tr><tr><td><strong>FILIPENDULO ULMARIAE-CONVOLVULETA SEPIUM</strong></td><td></td><td></td><td></td></tr><tr><td>Filipendula ulmaria</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Angelica sylvestris</td><td>r</td><td>.</td><td>1</td></tr><tr><td><strong>Autres</strong></td><td></td><td></td><td></td></tr><tr><td>Rubus sp.</td><td>+</td><td>2</td><td>2</td></tr><tr><td>Oxalis fontana</td><td>+</td><td>.</td><td>1</td></tr><tr><td>Cardamine pratensis</td><td>.</td><td>1</td><td>1</td></tr></tbody></table>

Source des relevés :

R117 : Causse G. (RAVEAU, Chêne du Garde) ;

R119 : Causse G. (RAVEAU, Rond Lucien Turc) ;
<table><caption>Tableau 19 : Prairie fauchée mésophile et mésotrophe à *Festuca rubra*, *Arrhenatherum elatius* et *Ranunculus bulbosus*</caption><thead><tr><th>Relevés</th><th>R61</th><th>R6</th><th>R1</th><th>R143</th><th></th></tr></thead><tbody><tr><td>Date</td><td>9/6/09</td><td>14/5/09</td><td>9/6/09</td><td>14/5/09</td><td></td></tr><tr><td>Surface (m²)</td><td>25</td><td>25</td><td>25</td><td>25</td><td></td></tr><tr><td>Hauteur moy (m)</td><td>0.6</td><td>0.8</td><td>0.6</td><td>0.8</td><td>0.7</td></tr><tr><td>Recouvrement total %</td><td>100</td><td>100</td><td>100</td><td>100</td><td>100</td></tr><tr><td>Recouvrement strate h</td><td>100</td><td>100</td><td>100</td><td>100</td><td>100</td></tr><tr><td>Recouvrement strate m</td><td>0</td><td>0</td><td>0</td><td>0</td><td>0</td></tr><tr><td><strong>Nombre de taxons</strong></td><td><strong>36</strong></td><td><strong>28</strong></td><td><strong>36</strong></td><td><strong>28</strong></td><td><strong>32</strong></td></tr><tr><td><strong>Combinaison caractéristique</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><em>Festuca rubra</em></td><td>2</td><td>2</td><td>1</td><td>1</td><td>4</td></tr><tr><td><em>Arrhenatherum elatius</em></td><td>+</td><td>+</td><td>2</td><td>2</td><td>4</td></tr><tr><td><em>Trisetum flavescens</em></td><td>1</td><td>2</td><td>2</td><td>1</td><td>4</td></tr><tr><td><em>Galium verum</em></td><td>2</td><td>1</td><td>+</td><td>1</td><td>4</td></tr><tr><td><em>Leucanthemum vulgare</em></td><td>+</td><td>+</td><td>2</td><td>.</td><td>3</td></tr><tr><td><em>Lotus corniculatus</em></td><td>2</td><td>2</td><td>.</td><td>+</td><td>3</td></tr><tr><td><em>Ranunculus bulbosus</em></td><td>1</td><td>1</td><td>1</td><td>.</td><td>3</td></tr><tr><td><em>Bromus hordeaceus</em></td><td>+</td><td>.</td><td>+</td><td>.</td><td>2</td></tr><tr><td><em>Bromus erectus</em></td><td>+</td><td>.</td><td>+</td><td>.</td><td>2</td></tr><tr><td><em>Primula veris subsp. veris</em></td><td>.</td><td>+</td><td>r</td><td>.</td><td>2</td></tr><tr><td><strong>Différentielles forme originelle</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><em>Luzula campestris</em></td><td>1</td><td>+</td><td>.</td><td>.</td><td>2</td></tr><tr><td><em>Briza media</em></td><td>+</td><td>1</td><td>.</td><td>.</td><td>2</td></tr><tr><td><em>Succisa pratensis</em></td><td>1</td><td>1</td><td>.</td><td>.</td><td>2</td></tr><tr><td><em>Stellaria graminea</em></td><td>+</td><td>1</td><td>.</td><td>.</td><td>2</td></tr><tr><td><em>Prunella vulgaris</em></td><td>+</td><td>+</td><td>.</td><td>.</td><td>2</td></tr><tr><td><strong>Différentielles forme eutrophisée</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><em>Taraxacum ruderalia Gr.</em></td><td>.</td><td>.</td><td>1</td><td>2</td><td>2</td></tr><tr><td><em>Poa trivialis</em></td><td>.</td><td>.</td><td>+</td><td>.</td><td>1</td></tr><tr><td><strong>Arrhenatheretalia elatioris</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><em>Centaurea jacea</em></td><td>2</td><td>+</td><td>2</td><td>+</td><td>4</td></tr><tr><td><em>Rumex acetosa</em></td><td>2</td><td>+</td><td>.</td><td>1</td><td>3</td></tr><tr><td><em>Veronica chamaedrys</em></td><td>.</td><td>+</td><td>r</td><td>+</td><td>3</td></tr><tr><td><em>Lathyrus pratensis</em></td><td>+</td><td>1</td><td>.</td><td>1</td><td>3</td></tr><tr><td><em>Tragopogon pratensis subsp. pratensis</em></td><td>.</td><td>.</td><td>+</td><td>+</td><td>2</td></tr><tr><td><em>Senecio jacobaea</em></td><td>.</td><td>.</td><td>r</td><td>.</td><td>1</td></tr><tr><td><em>Crepis vesicaria subsp. taraxacifolia</em></td><td>.</td><td>.</td><td>.</td><td>+</td><td>1</td></tr><tr><td><em>Colchicum autumnale</em></td><td>.</td><td>.</td><td>.</td><td>+</td><td>1</td></tr><tr><td><em>Vicia sativa subsp. sativa</em></td><td>.</td><td>+</td><td>.</td><td>.</td><td>1</td></tr><tr><td><strong>ARRHENATHERETEA ELATIORIS</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><em>Ranunculus acris subsp. friesianus</em></td><td>1</td><td>2</td><td>2</td><td>3</td><td>4</td></tr><tr><td><em>Holcus lanatus</em></td><td>1</td><td>2</td><td>2</td><td>2</td><td>4</td></tr><tr><td><em>Dactylis glomerata</em></td><td>+</td><td>+</td><td>1</td><td>2</td><td>4</td></tr><tr><td><em>Plantago lanceolata</em></td><td>1</td><td>+</td><td>1</td><td>+</td><td>4</td></tr><tr><td><em>Cerastium fontanum</em></td><td>+</td><td>+</td><td>+</td><td>+</td><td>4</td></tr><tr><td><em>Anthoxanthum odoratum</em></td><td>1</td><td>1</td><td>+</td><td>+</td><td>4</td></tr><tr><td><em>Lolium perenne</em></td><td>.</td><td>1</td><td>2</td><td>2</td><td>3</td></tr><tr><td><em>Trifolium pratense</em></td><td>.</td><td>+</td><td>1</td><td>1</td><td>3</td></tr><tr><td><em>Agrostis capillaris</em></td><td>2</td><td>2</td><td>1</td><td>.</td><td>3</td></tr><tr><td><em>Hypochaeris radicata</em></td><td>+</td><td>1</td><td>+</td><td>.</td><td>3</td></tr><tr><td><em>Cynosurus cristatus</em></td><td>1</td><td>1</td><td>+</td><td>.</td><td>3</td></tr><tr><td><em>Trifolium repens</em></td><td>.</td><td>2</td><td>2</td><td>.</td><td>2</td></tr><tr><td><em>Centaurea timbalii</em></td><td>.</td><td>1</td><td>+</td><td>.</td><td>2</td></tr><tr><td><em>Trifolium dubium</em></td><td>.</td><td>r</td><td>1</td><td>.</td><td>2</td></tr><tr><td><em>Bellis perennis</em></td><td>.</td><td>+</td><td>+</td><td>.</td><td>2</td></tr><tr><td><em>Ajuga reptans</em></td><td>.</td><td>1</td><td>.</td><td>+</td><td>2</td></tr><tr><td><em>Vicia cracca</em></td><td>.</td><td>.</td><td>.</td><td>r</td><td>1</td></tr><tr><td><em>Achillea millefolium</em></td><td>.</td><td>+</td><td>.</td><td>.</td><td>1</td></tr><tr><td><strong>AGROSTIETEA STOLONIFERAE</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><em>Carex hirta</em></td><td>.</td><td>+</td><td>+</td><td>+</td><td>3</td></tr><tr><td><em>Potentilla reptans</em></td><td>.</td><td>+</td><td>r</td><td>.</td><td>2</td></tr><tr><td><em>Ranunculus repens</em></td><td>.</td><td>+</td><td>.</td><td>1</td><td>2</td></tr><tr><td><em>Festuca arundinacea</em></td><td>.</td><td>.</td><td>+</td><td>.</td><td>1</td></tr><tr><td><em>Agrostis stolonifera</em></td><td>.</td><td>.</td><td>.</td><td>+</td><td>1</td></tr><tr><td><em>Bromus racemosus</em></td><td>.</td><td>.</td><td>.</td><td>+</td><td>1</td></tr><tr><td><em>Alopecurus pratensis</em></td><td>.</td><td>+</td><td>.</td><td>.</td><td>1</td></tr><tr><td><em>Lysimachia nummularia</em></td><td>.</td><td>i</td><td>.</td><td>.</td><td>1</td></tr><tr><td><strong>FESTUCO VALESIACAE-BROMETEA ERECTI</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><em>Sanguisorba minor</em></td><td>1</td><td>.</td><td>.</td><td>.</td><td>1</td></tr><tr><td><em>Brachypodium pinnatum</em></td><td>+</td><td>.</td><td>.</td><td>.</td><td>1</td></tr><tr><td><em>Carex caryophyllea</em></td><td>+</td><td>.</td><td>.</td><td>.</td><td>1</td></tr><tr><td><em>Knautia arvensis</em></td><td>.</td><td>.</td><td>+</td><td>.</td><td>1</td></tr><tr><td><strong>Autres</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><em>Geranium dissectum</em></td><td>.</td><td>r</td><td>r</td><td>+</td><td>3</td></tr><tr><td><em>Convolvulus arvensis</em></td><td>.</td><td>+</td><td>2</td><td>.</td><td>2</td></tr><tr><td><em>Dactylorhiza fistulosa</em></td><td>.</td><td>i</td><td>.</td><td>.</td><td>1</td></tr><tr><td><em>Quercus sp.</em></td><td>.</td><td>i</td><td>.</td><td>.</td><td>1</td></tr></tbody></table>

Source des relevés :

R61 : Causse G. (DORNECY, la Culée Rouflet) ;

R6 : Causse G. (BREVES, Sur Yonne) ;

R1 : Causse G. (SURGY, Cimetière) ;

R143 : Causse G. (TACONNAY, Saint-Martin) ;
<table><caption>Tableau 20 : Prairie pâturée mésotrophe calcicole à *Medicago lupulina* et *Cynosurus cristatus*</caption><thead><tr><th>Relevés</th><th>R18</th><th>R127</th><th>R14</th><th>R121</th><th></th></tr></thead><tbody><tr><td>Date</td><td>12/06/2009</td><td>07/05/2009</td><td>11/06/2009</td><td>06/05/2009</td><td></td></tr><tr><td>Surface (m²)</td><td>25</td><td>25</td><td>35</td><td>24</td><td></td></tr><tr><td>Hauteur moy (m)</td><td>0.05</td><td>0.05</td><td>0.1</td><td>0.1</td><td>0.08</td></tr><tr><td>Recouvrement total %</td><td>99</td><td>90</td><td>95</td><td>98</td><td>95.5</td></tr><tr><td>Recouvrement strate h</td><td>98</td><td>90</td><td>90</td><td>95</td><td>93.3</td></tr><tr><td>Recouvrement strate m</td><td>20</td><td>1</td><td>10</td><td>10</td><td>10.3</td></tr><tr><td><strong>Nombre de taxons</strong></td><td><strong>29</strong></td><td><strong>38</strong></td><td><strong>22</strong></td><td><strong>33</strong></td><td><strong>31</strong></td></tr><tr><td><strong>Combinaison caractéristique</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Medicago lupulina</strong></td><td><strong>1</strong></td><td><strong>1</strong></td><td><strong>1</strong></td><td><strong>2</strong></td><td><strong>4</strong></td></tr><tr><td><strong>Ranunculus bulbosus</strong></td><td><strong>1</strong></td><td><strong>2</strong></td><td><strong>1</strong></td><td><strong>+</strong></td><td><strong>4</strong></td></tr><tr><td><strong>Cynosurus cristatus</strong></td><td></td><td><strong>+</strong></td><td><strong>2</strong></td><td><strong>+</strong></td><td><strong>3</strong></td></tr><tr><td><strong>Plantago media</strong></td><td><strong>r</strong></td><td><strong>1</strong></td><td></td><td><strong>+</strong></td><td><strong>3</strong></td></tr><tr><td><strong>Eryngium campestre</strong></td><td></td><td><strong>+</strong></td><td><strong>1</strong></td><td><strong>+</strong></td><td><strong>3</strong></td></tr><tr><td><strong>Phleum pratense subsp. serotinum</strong></td><td></td><td><strong>+</strong></td><td><strong>+</strong></td><td></td><td><strong>2</strong></td></tr><tr><td><strong>Trifolio repentis-Phleetalia pratensis</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Lolium perenne</td><td>2</td><td>2</td><td>2</td><td>+</td><td>4</td></tr><tr><td>Bellis perennis</td><td>1</td><td>2</td><td>2</td><td>2</td><td>4</td></tr><tr><td>Trifolium repens</td><td>3</td><td>3</td><td>3</td><td>3</td><td>4</td></tr><tr><td>Plantago major subsp. major</td><td></td><td></td><td>+</td><td>+</td><td>3</td></tr><tr><td>Crepis capillaris</td><td></td><td></td><td></td><td></td><td>1</td></tr><tr><td><strong>ARRHENATHERETEA ELATIORIS</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Plantago lanceolata</td><td>1</td><td>+</td><td>+</td><td>+</td><td>4</td></tr><tr><td>Cerastium fontanum</td><td></td><td>r</td><td>+</td><td>+</td><td>4</td></tr><tr><td>Prunella vulgaris</td><td>r</td><td>+</td><td>+</td><td>1</td><td>4</td></tr><tr><td>Bromus hordeaceus</td><td>1</td><td>+</td><td>1</td><td>+</td><td>4</td></tr><tr><td>Trifolium pratense</td><td>1</td><td>2</td><td>+</td><td></td><td>3</td></tr><tr><td>Dactylis glomerata</td><td>2</td><td>+</td><td></td><td>+</td><td>3</td></tr><tr><td>Poa trivialis</td><td></td><td>+</td><td>1</td><td></td><td>3</td></tr><tr><td>Poa pratensis</td><td>1</td><td>1</td><td></td><td>2</td><td>3</td></tr><tr><td>Ranunculus acris subsp. friesianus</td><td>1</td><td>+</td><td></td><td></td><td>2</td></tr><tr><td>Achillea millefolium</td><td></td><td>+</td><td>1</td><td></td><td>2</td></tr><tr><td>Trisetum flavescens</td><td></td><td>+</td><td></td><td></td><td>2</td></tr><tr><td>Senecio jacobaea</td><td></td><td>1</td><td></td><td>+</td><td>2</td></tr><tr><td>Lotus corniculatus</td><td></td><td>+</td><td></td><td></td><td>1</td></tr><tr><td>Festuca rubra</td><td></td><td></td><td></td><td>+</td><td>1</td></tr><tr><td>Centaurea timbalii</td><td></td><td>+</td><td></td><td></td><td>1</td></tr><tr><td>Trifolium dubium</td><td></td><td></td><td>+</td><td></td><td>1</td></tr><tr><td>Agrostis capillaris</td><td></td><td></td><td>1</td><td></td><td>1</td></tr><tr><td>Hypochaeris radicata</td><td></td><td>+</td><td></td><td></td><td>1</td></tr><tr><td>Centaurea jacea Gr.</td><td></td><td></td><td></td><td>1</td><td>1</td></tr><tr><td>Leontodon autumnalis</td><td></td><td></td><td></td><td></td><td>1</td></tr><tr><td>Leucanthemum vulgare</td><td></td><td>+</td><td></td><td></td><td>1</td></tr><tr><td>Gaudinia fragilis</td><td></td><td>+</td><td></td><td></td><td>1</td></tr><tr><td>Tragopogon pratensis subsp. pratensis</td><td></td><td>+</td><td></td><td></td><td>1</td></tr><tr><td><strong>FESTUCO VALESIACAE-BROMETEA ERECTI</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Agrimonia eupatoria</td><td></td><td>+</td><td></td><td>+</td><td>2</td></tr><tr><td>Bromus erectus</td><td></td><td>1</td><td></td><td></td><td>1</td></tr><tr><td>Sanguisorba minor</td><td></td><td>r</td><td></td><td></td><td>1</td></tr><tr><td>Potentilla neumanniana</td><td></td><td></td><td></td><td>+</td><td>1</td></tr><tr><td>Cirsium acaule</td><td></td><td>i</td><td></td><td></td><td>1</td></tr><tr><td>Ononis spinosa subsp. maritima var. procurrens</td><td></td><td>+</td><td></td><td></td><td>1</td></tr><tr><td>Taraxacum erythrosperma Gr.</td><td></td><td>+</td><td></td><td></td><td>1</td></tr><tr><td><strong>AGROSTIETEA STOLONIFERAE</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Potentilla reptans</td><td></td><td>+</td><td>1</td><td>1</td><td>4</td></tr><tr><td>Festuca arundinacea</td><td>2</td><td>+</td><td>+</td><td></td><td>3</td></tr><tr><td>Carex hirta</td><td></td><td></td><td></td><td>1</td><td>1</td></tr><tr><td>Ranunculus repens</td><td></td><td></td><td></td><td>2</td><td>1</td></tr><tr><td>Rumex crispus</td><td></td><td>+</td><td></td><td></td><td>1</td></tr><tr><td><strong>STELLARIETEA MEDIAE</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cirsium arvense</td><td>1</td><td></td><td>r</td><td>+</td><td>3</td></tr><tr><td>Geranium dissectum</td><td></td><td>+</td><td>+</td><td>+</td><td>3</td></tr><tr><td>Veronica arvensis</td><td></td><td>+</td><td></td><td>+</td><td>2</td></tr><tr><td>Geranium molle</td><td></td><td>r</td><td></td><td>+</td><td>2</td></tr><tr><td>Convolvulus arvensis</td><td></td><td>+</td><td></td><td></td><td>1</td></tr><tr><td>Cerastium glomeratum</td><td></td><td></td><td></td><td>+</td><td>1</td></tr><tr><td>Sherardia arvensis</td><td></td><td></td><td></td><td>+</td><td>1</td></tr><tr><td><strong>Autres</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Taraxacum ruderalia Gr.</td><td>2</td><td>+</td><td>2</td><td>+</td><td>4</td></tr><tr><td>Echium vulgare</td><td></td><td></td><td></td><td>+</td><td>1</td></tr><tr><td>Cirsium vulgare</td><td></td><td>+</td><td></td><td></td><td>1</td></tr><tr><td>Verbena officinalis</td><td></td><td></td><td></td><td>+</td><td>1</td></tr><tr><td>Medicago sativa subsp. sativa</td><td>1</td><td></td><td></td><td></td><td>1</td></tr><tr><td>Urtica dioica</td><td></td><td></td><td></td><td>+</td><td>1</td></tr></tbody></table>

Source des relevés :

R18 : Causse G. (BRINON-SUR-BEUVRON, Courcelles) ;

R127 : Causse G. (MAISON-DIEU (LA), la Charbonnière) ;

R14 : Causse G. (BRINON-SUR-BEUVRON, les Vignes de Boulasset) ;

R121 : Causse G. (DONZY, Vallée aux Dames) ;
<table><caption>Tableau 21 : Prairie pâturée calcicole eutrophe à Lolium perenne, Cynosurus cristatus et Ranunculus bulbosus</caption><thead><tr><th>Relevés</th><th>R97</th><th>R187</th><th></th></tr></thead><tbody><tr><td>Date</td><td>21/08/2009</td><td>24/09/2009</td><td></td></tr><tr><td>Surface (m²)</td><td>25</td><td>20</td><td></td></tr><tr><td>Hauteur moy (m)</td><td>0.05</td><td>0.05</td><td>0.05</td></tr><tr><td>Recouvrement total %</td><td>98</td><td>0</td><td>49</td></tr><tr><td>Recouvrement strate h</td><td>95</td><td>98</td><td>96.5</td></tr><tr><td>Recouvrement strate m</td><td>5</td><td>5</td><td>5</td></tr><tr><td><strong>Nombre de taxons</strong></td><td><strong>23</strong></td><td><strong>29</strong></td><td><strong>26</strong></td></tr><tr><td><strong>Combinaison caractéristique</strong></td><td></td><td></td><td></td></tr><tr><td><strong>Cynosurus cristatus</strong></td><td>1</td><td>1</td><td>2</td></tr><tr><td><strong>Lolium perenne</strong></td><td>1</td><td>3</td><td>2</td></tr><tr><td><strong>Plantago media</strong></td><td>1</td><td>1</td><td>2</td></tr><tr><td><strong>Trifolium fragiferum</strong></td><td>3</td><td>+</td><td>2</td></tr><tr><td><strong>Carex flacca</strong></td><td>+</td><td>1</td><td>2</td></tr><tr><td><strong>Ranunculus bulbosus</strong></td><td>-</td><td>1</td><td>1</td></tr><tr><td><strong>Trifolio repentis-Phleetalia pratensis</strong></td><td></td><td></td><td></td></tr><tr><td>Bellis perennis</td><td>2</td><td>2</td><td>2</td></tr><tr><td>Trifolium repens</td><td>2</td><td>3</td><td>2</td></tr><tr><td>Veronica serpyllifolia</td><td>-</td><td>+</td><td>1</td></tr><tr><td><strong>ARRHENATHERETEA ELATIORIS</strong></td><td></td><td></td><td></td></tr><tr><td>Ranunculus acris subsp. friesianus</td><td>2</td><td>2</td><td>2</td></tr><tr><td>Dactylis glomerata</td><td>1</td><td>1</td><td>2</td></tr><tr><td>Festuca rubra</td><td>1</td><td>1</td><td>2</td></tr><tr><td>Plantago lanceolata</td><td>1</td><td>+</td><td>2</td></tr><tr><td>Trifolium pratense</td><td>+</td><td>1</td><td>2</td></tr><tr><td>Centaurea jacea Gr.</td><td>+</td><td>2</td><td>2</td></tr><tr><td>Prunella vulgaris</td><td>2</td><td>-</td><td>1</td></tr><tr><td>Lotus corniculatus</td><td>+</td><td>-</td><td>1</td></tr><tr><td>Achillea millefolium</td><td>+</td><td>-</td><td>1</td></tr><tr><td>Festuca pratensis</td><td>+</td><td>-</td><td>1</td></tr><tr><td>Cerastium fontanum</td><td>-</td><td>+</td><td>1</td></tr><tr><td>Holcus lanatus</td><td>-</td><td>+</td><td>1</td></tr><tr><td>Ajuga reptans</td><td>-</td><td>+</td><td>1</td></tr><tr><td>Veronica chamaedrys</td><td>-</td><td>+</td><td>1</td></tr><tr><td>Colchicum autumnale</td><td>-</td><td>+</td><td>1</td></tr><tr><td>Galium verum</td><td>-</td><td>+</td><td>1</td></tr><tr><td><strong>AGROSTIETEA STOLONIFERAE</strong></td><td></td><td></td><td></td></tr><tr><td>Carex hirta</td><td>+</td><td>1</td><td>2</td></tr><tr><td>Agrostis stolonifera</td><td>1</td><td>1</td><td>2</td></tr><tr><td>Potentilla reptans</td><td>1</td><td>+</td><td>2</td></tr><tr><td>Festuca arundinacea</td><td>1</td><td>+</td><td>2</td></tr><tr><td><strong>Autres</strong></td><td></td><td></td><td></td></tr><tr><td>Taraxacum ruderalia Gr.</td><td>2</td><td>1</td><td>2</td></tr><tr><td>Cirsium arvense</td><td>+</td><td>1</td><td>2</td></tr><tr><td>Rumex pulcher</td><td>-</td><td>+</td><td>1</td></tr><tr><td>Cichorium intybus</td><td>-</td><td>+</td><td>1</td></tr></tbody></table>

Source des relevés :

R97 : Causse G. (CHAULGNES, Source des Menins);

R187 : Causse G. (TEIGNY, L'Armance);

<table><caption>Tableau 22 : Prairie fauchée hygrophile inondable à Oenanthe silaifolia et Senecio aquaticus</caption><thead><tr><th>Relevés</th><th>R157</th><th>R153</th><th>R152</th><th>R151</th><th></th></tr></thead><tbody><tr><td>Date</td><td>15/5/09</td><td>15/5/09</td><td>15/5/09</td><td>15/5/09</td><td></td></tr><tr><td>Surface (m²)</td><td>25</td><td>25</td><td>50</td><td>50</td><td>0.2</td></tr><tr><td>Hauteur moy (m)</td><td>0.1</td><td>0.25</td><td>0.25</td><td>0.2</td><td>72.5</td></tr><tr><td>Recouvrement total %</td><td>90</td><td>0</td><td>100</td><td>100</td><td>95</td></tr><tr><td>Recouvrement strate h</td><td>90</td><td>100</td><td>98</td><td>95</td><td>95.75</td></tr><tr><td>Recouvrement strate m</td><td>5</td><td>10</td><td>10</td><td>20</td><td>11.25</td></tr><tr><td><strong>Nombre de taxons</strong></td><td><strong>34</strong></td><td><strong>35</strong></td><td><strong>31</strong></td><td><strong>32</strong></td><td><strong>33</strong></td></tr><tr><td><strong>Combinaison caractéristique</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Carex tomentosa</strong></td><td>+</td><td>+</td><td>+</td><td>+</td><td>4</td></tr><tr><td><strong>Cardamine pratensis</strong></td><td>1</td><td>2</td><td>+</td><td>+</td><td>4</td></tr><tr><td><strong>Carex flacca</strong></td><td>+</td><td>-</td><td>+</td><td>1</td><td>3</td></tr><tr><td><strong>Bromus racemosus</strong></td><td>+</td><td>1</td><td>-</td><td>-</td><td>2</td></tr><tr><td><strong>Senecio aquaticus</strong></td><td>-</td><td>+</td><td>1</td><td>-</td><td>2</td></tr><tr><td><strong>Oenanthe silaifolia</strong></td><td>-</td><td>-</td><td>+</td><td>+</td><td>2</td></tr><tr><td><strong>AGROSTIETEA STOLONIFERAE</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Ranunculus repens</td><td>2</td><td>2</td><td>2</td><td>+</td><td>4</td></tr><tr><td>Carex hirta</td><td>1</td><td>1</td><td>+</td><td>1</td><td>4</td></tr><tr><td>Agrostis stolonifera</td><td>+</td><td>1</td><td>1</td><td>2</td><td>4</td></tr><tr><td>Silene flos-cuculi</td><td>+</td><td>+</td><td>r</td><td>-</td><td>3</td></tr><tr><td>Lysimachia nummularia</td><td>-</td><td>r</td><td>-</td><td>+</td><td>2</td></tr><tr><td>Carex disticha</td><td>+</td><td>2</td><td>-</td><td>-</td><td>2</td></tr><tr><td>Galium palustre</td><td>+</td><td>1</td><td>-</td><td>-</td><td>2</td></tr><tr><td>Juncus inflexus</td><td>1</td><td>+</td><td>-</td><td>-</td><td>2</td></tr><tr><td>Rumex conglomeratus</td><td>r</td><td>-</td><td>-</td><td>-</td><td>1</td></tr><tr><td>Potentilla reptans</td><td>-</td><td>-</td><td>-</td><td>+</td><td>1</td></tr><tr><td>Alopecurus pratensis</td><td>-</td><td>-</td><td>-</td><td>r</td><td>1</td></tr><tr><td>Eleocharis palustris</td><td>-</td><td>+</td><td>-</td><td>-</td><td>1</td></tr><tr><td><strong>MOLINIO CAERULEAE-JUNCETEA ACUTIFLORI</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Succisa pratensis</td><td>-</td><td>-</td><td>1</td><td>1</td><td>2</td></tr><tr><td>Myosotis scorpioides</td><td>1</td><td>+</td><td>-</td><td>-</td><td>2</td></tr><tr><td>Silaum silaus</td><td>-</td><td>r</td><td>r</td><td>-</td><td>2</td></tr><tr><td>Carex panicea</td><td>2</td><td>+</td><td>-</td><td>-</td><td>2</td></tr><tr><td>Juncus acutiflorus</td><td>+</td><td>r</td><td>-</td><td>-</td><td>2</td></tr><tr><td>Scorzonera humilis</td><td>-</td><td>-</td><td>+</td><td>-</td><td>1</td></tr><tr><td>Lotus pedunculatus</td><td>1</td><td>-</td><td>-</td><td>-</td><td>1</td></tr><tr><td><strong>ARRHENATHERETEA ELATIORIS</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Anthoxanthum odoratum</td><td>2</td><td>2</td><td>2</td><td>2</td><td>4</td></tr><tr><td>Holcus lanatus</td><td>+</td><td>1</td><td>1</td><td>+</td><td>4</td></tr><tr><td>Ranunculus acris subsp. friesianus</td><td>2</td><td>2</td><td>3</td><td>2</td><td>4</td></tr><tr><td>Lotus corniculatus</td><td>1</td><td>1</td><td>1</td><td>1</td><td>4</td></tr><tr><td>Trifolium repens</td><td>+</td><td>1</td><td>2</td><td>2</td><td>4</td></tr><tr><td>Rumex acetosa</td><td>+</td><td>+</td><td>+</td><td>+</td><td>4</td></tr><tr><td>Plantago lanceolata</td><td>+</td><td>+</td><td>+</td><td>2</td><td>4</td></tr><tr><td>Trifolium pratense</td><td>+</td><td>+</td><td>1</td><td>2</td><td>4</td></tr><tr><td>Prunella vulgaris</td><td>2</td><td>-</td><td>1</td><td>2</td><td>3</td></tr><tr><td>Gaudinia fragilis</td><td>1</td><td>+</td><td>+</td><td>+</td><td>4</td></tr><tr><td>Lolium perenne</td><td>+</td><td>+</td><td>+</td><td>1</td><td>4</td></tr><tr><td>Festuca rubra</td><td>-</td><td>1</td><td>+</td><td>-</td><td>2</td></tr><tr><td>Poa trivialis</td><td>+</td><td>+</td><td>-</td><td>-</td><td>2</td></tr><tr><td>Leontodon autumnalis</td><td>1</td><td>r</td><td>-</td><td>+</td><td>3</td></tr><tr><td>Bellis perennis</td><td>+</td><td>-</td><td>+</td><td>1</td><td>3</td></tr><tr><td>Cynosurus cristatus</td><td>-</td><td>+</td><td>+</td><td>-</td><td>2</td></tr><tr><td>Centaurea timbalii</td><td>-</td><td>1</td><td>1</td><td>-</td><td>2</td></tr><tr><td>Trifolium dubium</td><td>+</td><td>-</td><td>-</td><td>-</td><td>1</td></tr><tr><td>Ajuga reptans</td><td>-</td><td>-</td><td>r</td><td>+</td><td>2</td></tr><tr><td>Festuca pratensis</td><td>-</td><td>+</td><td>-</td><td>-</td><td>1</td></tr><tr><td>Lathyrus pratensis</td><td>-</td><td>+</td><td>-</td><td>-</td><td>1</td></tr><tr><td>Cerastium fontanum</td><td>+</td><td>-</td><td>-</td><td>-</td><td>1</td></tr><tr><td>Poa pratensis</td><td>-</td><td>-</td><td>r</td><td>-</td><td>1</td></tr><tr><td>Centaurea jacea Gr.</td><td>-</td><td>-</td><td>-</td><td>1</td><td>1</td></tr><tr><td>Ranunculus bulbosus</td><td>-</td><td>-</td><td>-</td><td>+</td><td>1</td></tr><tr><td>Leucanthemum vulgare</td><td>-</td><td>-</td><td>-</td><td>+</td><td>1</td></tr><tr><td>Centaurea jacea</td><td>-</td><td>-</td><td>1</td><td>-</td><td>1</td></tr><tr><td>Crepis vesicaria subsp. taraxacifolia</td><td>-</td><td>-</td><td>-</td><td>+</td><td>1</td></tr><tr><td>Galium verum</td><td>-</td><td>-</td><td>-</td><td>1</td><td>1</td></tr><tr><td><strong>Autres</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Taraxacum ruderalia Gr.</td><td>+</td><td>+</td><td>+</td><td>+</td><td>4</td></tr><tr><td>Carex acutiformis</td><td>+</td><td>-</td><td>-</td><td>-</td><td>1</td></tr><tr><td>Filipendula ulmaria</td><td>-</td><td>-</td><td>-</td><td>+</td><td>1</td></tr></tbody></table>

Source des relevés :

R157 : Causse G. (URZY, Urzy);

R153 : Causse G. (COULANGES-LES-NEVERS, la Grippe);

R152 : Causse G. (COULANGES-LES-NEVERS, la Vallée de la Nièvre);

R151 : Causse G. (COULANGES-LES-NEVERS, la Vallée de la Nièvre);
<table><caption>Tableau 23 : Prairie pâturée hygrophile inondable à *Hordeum secalinum* et *Lolium perenne*</caption><thead><tr><th>Relevés</th><th>R60</th><th>R5</th><th>R2</th><th></th></tr></thead><tbody><tr><td>Date</td><td>25/6/09</td><td>9/6/09</td><td>9/6/09</td><td></td></tr><tr><td>Surface (m²)</td><td>24</td><td>25</td><td>25</td><td></td></tr><tr><td>Hauteur moy (m)</td><td>0.7</td><td>0.3</td><td>0.15</td><td>0.383</td></tr><tr><td>Recouvrement total %</td><td>100</td><td>100</td><td>99</td><td>99.67</td></tr><tr><td>Recouvrement strate h</td><td>100</td><td>100</td><td>99</td><td>99.67</td></tr><tr><td>Recouvrement strate m</td><td>0</td><td>0</td><td>0</td><td>0</td></tr><tr><td><strong>Nombre de taxons</strong></td><td><strong>28</strong></td><td><strong>19</strong></td><td><strong>22</strong></td><td><strong>23</strong></td></tr><tr><td><strong>Combinaison caractéristique</strong></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Ranunculus repens</strong></td><td>3</td><td>3</td><td>3</td><td>3</td></tr><tr><td><strong>Agrostis stolonifera</strong></td><td>2</td><td>2</td><td>3</td><td>3</td></tr><tr><td><strong>Hordeum secalinum</strong></td><td>+</td><td>2</td><td>2</td><td>3</td></tr><tr><td><strong>Lolium perenne</strong></td><td>1</td><td>2</td><td>2</td><td>3</td></tr><tr><td><strong>Phleum pratense subsp. pratense</strong></td><td>+</td><td>+</td><td>1</td><td>3</td></tr><tr><td><strong>Potentillo anserinae-Polygonetalia avicularis</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Potentilla reptans</td><td>2</td><td>+</td><td>1</td><td>3</td></tr><tr><td>Rumex conglomeratus</td><td>.</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Oenanthe peucedanifolia</td><td>r</td><td>.</td><td>.</td><td>1</td></tr><tr><td><strong>AGROSTIETEA STOLONIFERAE</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Carex hirta</td><td>1</td><td>1</td><td>1</td><td>3</td></tr><tr><td>Rumex crispus</td><td>+</td><td>.</td><td>1</td><td>2</td></tr><tr><td>Alopecurus pratensis</td><td>1</td><td>.</td><td>.</td><td>1</td></tr><tr><td><strong>ARRHENATHERETEA ELATIORIS</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Trifolium repens</td><td>2</td><td>1</td><td>1</td><td>3</td></tr><tr><td>Ranunculus acris subsp. friesianus</td><td>2</td><td>1</td><td>+</td><td>3</td></tr><tr><td>Poa trivialis</td><td>+</td><td>1</td><td>1</td><td>3</td></tr><tr><td>Festuca pratensis</td><td>+</td><td>+</td><td>1</td><td>3</td></tr><tr><td>Holcus lanatus</td><td>2</td><td>2</td><td>.</td><td>2</td></tr><tr><td>Lotus corniculatus</td><td>+</td><td>.</td><td>.</td><td>1</td></tr><tr><td>Plantago lanceolata</td><td>+</td><td>.</td><td>.</td><td>1</td></tr><tr><td>Trifolium pratense</td><td>.</td><td>.</td><td>+</td><td>1</td></tr><tr><td>Cerastium fontanum</td><td>.</td><td>+</td><td>.</td><td>1</td></tr><tr><td>Dactylis glomerata</td><td>.</td><td>.</td><td>+</td><td>1</td></tr><tr><td>Anthoxanthum odoratum</td><td>1</td><td>.</td><td>.</td><td>1</td></tr><tr><td>Poa pratensis</td><td>.</td><td>.</td><td>+</td><td>1</td></tr><tr><td>Hypochaeris radicata</td><td>+</td><td>.</td><td>.</td><td>1</td></tr><tr><td>Leontodon autumnalis</td><td>+</td><td>.</td><td>.</td><td>1</td></tr><tr><td>Rumex acetosa</td><td>+</td><td>.</td><td>.</td><td>1</td></tr><tr><td>Lathyrus pratensis</td><td>+</td><td>.</td><td>.</td><td>1</td></tr><tr><td>Centaurea jacea</td><td>+</td><td>.</td><td>.</td><td>1</td></tr><tr><td>Galium mollugo</td><td>.</td><td>+</td><td>.</td><td>1</td></tr><tr><td>Rumex obtusifolius</td><td>.</td><td>.</td><td>i</td><td>1</td></tr><tr><td>Bellis perennis</td><td>.</td><td>+</td><td>.</td><td>1</td></tr><tr><td>Cynosurus cristatus</td><td>+</td><td>.</td><td>.</td><td>1</td></tr><tr><td>Galium verum</td><td>+</td><td>.</td><td>.</td><td>1</td></tr><tr><td><strong>Autres</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Taraxacum ruderalia Gr.</td><td>2</td><td>2</td><td>1</td><td>3</td></tr><tr><td>Cirsium arvense</td><td>+</td><td>+</td><td>+</td><td>3</td></tr><tr><td>Cirsium vulgare</td><td>.</td><td>i</td><td>+</td><td>2</td></tr><tr><td>Geranium dissectum</td><td>.</td><td>.</td><td>1</td><td>1</td></tr><tr><td>Urtica dioica</td><td>.</td><td>.</td><td>r</td><td>1</td></tr><tr><td>Agrostis canina</td><td>2</td><td>.</td><td>.</td><td>1</td></tr></tbody></table>

Source des relevés :

R60 : Causse G. (DORNECY, la Culée Rouflet) ;

R5 : Causse G. (SURGY, Cimetière) ;

<table><caption>Tableau 24 : Prairie pâturée hygrophile des dépressions longuement inondables à *Ranunculus repens* et *Alopecurus geniculatus*</caption><thead><tr><th>Relevés</th><th>R138</th><th>R140</th><th>R150</th><th></th></tr></thead><tbody><tr><td>Surface (m²)</td><td>25</td><td>20</td><td>25</td><td></td></tr><tr><td>Hauteur moy (m)</td><td>0.4</td><td>0.15</td><td>0.1</td><td>0.22</td></tr><tr><td>Recouvrement total %</td><td>95</td><td>100</td><td>100</td><td>98.3</td></tr><tr><td>Recouvrement strate h</td><td>95</td><td>100</td><td>90</td><td>95</td></tr><tr><td>Recouvrement strate m</td><td>0</td><td>0</td><td>20</td><td>6.67</td></tr><tr><td><strong>Nombre de taxons</strong></td><td><strong>15</strong></td><td><strong>11</strong></td><td><strong>17</strong></td><td><strong>14</strong></td></tr><tr><td><strong>Combinaison caractéristique</strong></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Ranunculus repens</strong></td><td>1</td><td>4</td><td>3</td><td>3</td></tr><tr><td><strong>Alopecurus geniculatus</strong></td><td>2</td><td>1</td><td>2</td><td>3</td></tr><tr><td><strong>Carex hirta</strong></td><td>2</td><td>1</td><td>2</td><td>3</td></tr><tr><td><strong>Potentilla reptans</strong></td><td>1</td><td>2</td><td>1</td><td>3</td></tr><tr><td><strong>Eleocharitetalia palustris, Oenanthon fistulosae</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Galium palustre</td><td>.</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Eleocharis palustris</td><td>2</td><td>.</td><td>+</td><td>2</td></tr><tr><td>Glyceria fluitans</td><td>.</td><td>.</td><td>1</td><td>1</td></tr><tr><td>Carex disticha</td><td>.</td><td>.</td><td>2</td><td>1</td></tr><tr><td>Polygonum amphibium</td><td>1</td><td>.</td><td>.</td><td>1</td></tr><tr><td><strong>AGROSTIETEA STOLONIFERAE</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Agrostis stolonifera</td><td>2</td><td>2</td><td>+</td><td>3</td></tr><tr><td>Lysimachia nummularia</td><td>.</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Cardamine pratensis</td><td>.</td><td>.</td><td>+</td><td>1</td></tr><tr><td>Rumex crispus</td><td>.</td><td>+</td><td>.</td><td>1</td></tr><tr><td>Alopecurus pratensis</td><td>1</td><td>.</td><td>.</td><td>1</td></tr><tr><td>Rumex conglomeratus</td><td>.</td><td>.</td><td>+</td><td>1</td></tr><tr><td>Juncus inflexus</td><td>.</td><td>.</td><td>+</td><td>1</td></tr><tr><td><strong>ARRHENATHERETEA ELATIORIS</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Poa trivialis</td><td>1</td><td>1</td><td>.</td><td>2</td></tr><tr><td>Trifolium repens</td><td>.</td><td>.</td><td>2</td><td>1</td></tr><tr><td>Ranunculus acris subsp. friesianus</td><td>+</td><td>.</td><td>.</td><td>1</td></tr><tr><td>Lolium perenne</td><td>+</td><td>.</td><td>.</td><td>1</td></tr><tr><td>Festuca pratensis</td><td>+</td><td>.</td><td>.</td><td>1</td></tr><tr><td>Leontodon autumnalis</td><td>.</td><td>.</td><td>+</td><td>1</td></tr><tr><td><strong>AUTRES</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Taraxacum ruderalia Gr.</td><td>i</td><td>r</td><td>+</td><td>3</td></tr><tr><td>Calystegia sepium</td><td>+</td><td>+</td><td>.</td><td>2</td></tr><tr><td>Lythrum salicaria</td><td>i</td><td>.</td><td>.</td><td>1</td></tr><tr><td>Ranunculus flammula</td><td>.</td><td>.</td><td>1</td><td>1</td></tr></tbody></table>

Source des relevés :

R138 : Causse G. (TACONNAY, Saint-Martin) ;

R140 : Causse G. (TACONNAY, Saint-Martin) ;

R150 : Causse G. (COULANGES-LES-NEVERS, la Vallée de la Nièvre) ;
<table><caption>Tableau 25 : Prairie pâturée calcicole hygrophile à *Ranunculus repens* et *Juncus inflexus*</caption><thead><tr><th>Relevés</th><th>R188</th><th>R190</th><th>R96</th><th></th></tr></thead><tbody><tr><td>Date</td><td>24/9/09</td><td>24/9/09</td><td>21/8/09</td><td></td></tr><tr><td>Surface (m²)</td><td>20</td><td>24</td><td>25</td><td></td></tr><tr><td>Hauteur moy (m)</td><td>0.05</td><td>0.1</td><td>1.1</td><td>0.417</td></tr><tr><td>Recouvrement total %</td><td>99</td><td>100</td><td>100</td><td>99.67</td></tr><tr><td>Recouvrement strate h</td><td>95</td><td>100</td><td>100</td><td>98.33</td></tr><tr><td>Recouvrement strate m</td><td>30</td><td>0</td><td>0</td><td>10</td></tr><tr><td><strong>Nombre de taxons</strong></td><td><strong>21</strong></td><td><strong>27</strong></td><td><strong>26</strong></td><td><strong>24.7</strong></td></tr><tr><td><strong>Combinaison caractéristique</strong></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Ranunculus repens</strong></td><td>2</td><td>1</td><td>1</td><td>3</td></tr><tr><td><strong>Juncus inflexus</strong></td><td>1</td><td>1</td><td>2</td><td>3</td></tr><tr><td><strong>Potentilla reptans</strong></td><td>+</td><td>1</td><td>1</td><td>3</td></tr><tr><td><strong>Trifolium fragiferum</strong></td><td>2</td><td>1</td><td>r</td><td>3</td></tr><tr><td><strong>Carex cuprina</strong></td><td>1</td><td>-</td><td>+</td><td>2</td></tr><tr><td><strong>Epilobium parviflorum</strong></td><td>-</td><td>-</td><td>r</td><td>1</td></tr><tr><td><strong>Mentha longifolia</strong></td><td>-</td><td>2</td><td>-</td><td>1</td></tr><tr><td><strong>Potentillo anserinae-Polygonetalia avicularis</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Festuca arundinacea</td><td>-</td><td>3</td><td>2</td><td>2</td></tr><tr><td>Rumex conglomeratus</td><td>-</td><td>+</td><td>1</td><td>2</td></tr><tr><td>Hordeum secalinum</td><td>-</td><td>-</td><td>1</td><td>1</td></tr><tr><td>Senecio aquaticus</td><td>1</td><td>+</td><td>-</td><td>2</td></tr><tr><td>Potentilla anserina</td><td>-</td><td>+</td><td>-</td><td>1</td></tr><tr><td><strong>AGROSTIETEA STOLONIFERAE</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Carex hirta</td><td>1</td><td>1</td><td>3</td><td>3</td></tr><tr><td>Agrostis stolonifera</td><td>3</td><td>2</td><td>2</td><td>3</td></tr><tr><td>Cardamine pratensis</td><td>1</td><td>-</td><td>-</td><td>1</td></tr><tr><td>Lysimachia nummularia</td><td>2</td><td>-</td><td>-</td><td>1</td></tr><tr><td>Rumex crispus</td><td>1</td><td>-</td><td>-</td><td>1</td></tr><tr><td>Alopecurus pratensis</td><td>-</td><td>1</td><td>-</td><td>1</td></tr><tr><td>Galium palustre</td><td>-</td><td>+</td><td>-</td><td>1</td></tr><tr><td>Polygonum amphibium</td><td>-</td><td>1</td><td>-</td><td>1</td></tr><tr><td><strong>ARRHENATHERETEA ELATIORIS</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Trifolium repens</td><td>2</td><td>2</td><td>+</td><td>3</td></tr><tr><td>Ranunculus acris subsp. friesianus</td><td>+</td><td>1</td><td>2</td><td>3</td></tr><tr><td>Holcus lanatus</td><td>1</td><td>1</td><td>1</td><td>3</td></tr><tr><td>Plantago lanceolata</td><td>-</td><td>1</td><td>+</td><td>2</td></tr><tr><td>Lolium perenne</td><td>2</td><td>2</td><td>-</td><td>2</td></tr><tr><td>Lathyrus pratensis</td><td>-</td><td>1</td><td>2</td><td>2</td></tr><tr><td>Cerastium fontanum</td><td>-</td><td>-</td><td>+</td><td>1</td></tr><tr><td>Trifolium pratense</td><td>-</td><td>1</td><td>-</td><td>1</td></tr><tr><td>Dactylis glomerata</td><td>-</td><td>-</td><td>+</td><td>1</td></tr><tr><td>Festuca rubra</td><td>-</td><td>+</td><td>-</td><td>1</td></tr><tr><td>Poa trivialis</td><td>-</td><td>-</td><td>1</td><td>1</td></tr><tr><td>Prunella vulgaris</td><td>1</td><td>-</td><td>-</td><td>1</td></tr><tr><td>Festuca pratensis</td><td>-</td><td>-</td><td>1</td><td>1</td></tr><tr><td>Hypochaeris radicata</td><td>-</td><td>+</td><td>-</td><td>1</td></tr><tr><td>Arrhenatherum elatius</td><td>-</td><td>-</td><td>+</td><td>1</td></tr><tr><td>Bellis perennis</td><td>-</td><td>1</td><td>-</td><td>1</td></tr><tr><td><strong>MOLINIO CAERULEAE-JUNCETEA ACUTIFLORI</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Equisetum palustre</td><td>-</td><td>+</td><td>-</td><td>1</td></tr><tr><td>Juncus articulatus</td><td>1</td><td>-</td><td>-</td><td>1</td></tr><tr><td>Carex flacca</td><td>-</td><td>-</td><td>+</td><td>1</td></tr><tr><td><strong>AUTRES</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Taraxacum ruderalia Gr.</td><td>-</td><td>2</td><td>+</td><td>2</td></tr><tr><td>Urtica dioica</td><td>-</td><td>-</td><td>r</td><td>1</td></tr><tr><td>Cirsium arvense</td><td>-</td><td>-</td><td>+</td><td>1</td></tr><tr><td>Cirsium vulgare</td><td>-</td><td>-</td><td>+</td><td>1</td></tr><tr><td>Iris pseudacorus</td><td>2</td><td>+</td><td>-</td><td>2</td></tr><tr><td>Carex riparia</td><td>-</td><td>1</td><td>-</td><td>1</td></tr><tr><td>Briza media</td><td>-</td><td>+</td><td>-</td><td>1</td></tr></tbody></table>

Source des relevés :

R188 : Causse G. (TEIGNY, L'Armance) ;

R190 : Causse G. (NUARS, Ancien Château du Bouchet) ;

R96 : Causse G. (CHAULGNES, Source des Menins) ;

<table><caption>Tableau 26 : Cariçaie à *Carex acuta*</caption><thead><tr><th>Relevés</th><th>R139</th><th>R145</th><th>R149</th><th></th></tr></thead><tbody><tr><td>Date</td><td>14/5/09</td><td>14/5/09</td><td>15/5/09</td><td></td></tr><tr><td>Surface (m²)</td><td>100</td><td>50</td><td>35</td><td></td></tr><tr><td>Hauteur max (m)</td><td>0.9</td><td>1</td><td>0.7</td><td>0.87</td></tr><tr><td>Recouvrement total %</td><td>100</td><td>80</td><td>80</td><td>86.7</td></tr><tr><td>Recouvrement strate h</td><td>100</td><td>80</td><td>80</td><td>86.7</td></tr><tr><td>Recouvrement strate m</td><td>0</td><td>0</td><td>0</td><td>0</td></tr><tr><td><strong>Nombre de taxons</strong></td><td><strong>6</strong></td><td><strong>5</strong></td><td><strong>7</strong></td><td><strong>6</strong></td></tr><tr><td><strong>Espèce caractéristique</strong></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Carex acuta</strong></td><td>5</td><td>1</td><td>3</td><td>3</td></tr><tr><td><strong>PHRAGMITO AUSTRALIS-MAGNOCARICETEA ELATAE</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Iris pseudacorus</td><td>-</td><td>3</td><td>1</td><td>2</td></tr><tr><td>Phalaris arundinacea</td><td>2</td><td>3</td><td>-</td><td>2</td></tr><tr><td>Lythrum salicaria</td><td>r</td><td>-</td><td>-</td><td>1</td></tr><tr><td>Carex riparia</td><td>-</td><td>-</td><td>3</td><td>1</td></tr><tr><td><strong>AGROSTIETEA STOLONIFERAE</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Glyceria fluitans</td><td>-</td><td>1</td><td>2</td><td>2</td></tr><tr><td>Galium palustre</td><td>-</td><td>-</td><td>1</td><td>1</td></tr><tr><td>Eleocharis palustris</td><td>-</td><td>+</td><td>-</td><td>1</td></tr><tr><td>Carex disticha</td><td>-</td><td>-</td><td>+</td><td>1</td></tr><tr><td>Polygonum amphibium</td><td>1</td><td>-</td><td>-</td><td>1</td></tr><tr><td>Ranunculus repens</td><td>-</td><td>-</td><td>1</td><td>1</td></tr><tr><td>Lysimachia nummularia</td><td>-</td><td>-</td><td>-</td><td>1</td></tr><tr><td><strong>FILIPENDULO ULMARIAE-CONVOLVULETEA SEPIUM</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Calystegia sepium</td><td>1</td><td>-</td><td>-</td><td>1</td></tr></tbody></table>

Source des relevés :

R139 : Causse G. (TACONNAY, Saint-Martin) ;

R145 : Causse G. (BRINON-SUR-BEUVRON, les Briots) ;

R149 : Causse G. (COULANGES-LES-NEVERS, la Vallée de la Nièvre) ;
<table><caption>Tableau 27 : Cariçaie à Carex paniculata</caption><thead><tr><th>Relevés</th><th>R162</th><th>R159</th><th>R168</th><th></th></tr></thead><tbody><tr><td>Date</td><td>21/9/09</td><td>21/9/09</td><td>22/9/09</td><td></td></tr><tr><td>Surface (m²)</td><td>25</td><td>25</td><td>25</td><td></td></tr><tr><td>Hauteur max (m)</td><td>1</td><td>1.3</td><td>1.2</td><td>1.17</td></tr><tr><td>Recouvrement total %</td><td>100</td><td>100</td><td>95</td><td>98.3</td></tr><tr><td>Recouvrement strate h</td><td>100</td><td>100</td><td>95</td><td>98.3</td></tr><tr><td>Recouvrement strate m</td><td>0</td><td>0</td><td>0</td><td>0</td></tr><tr><td><strong>Nombre de taxons</strong></td><td><strong>15</strong></td><td><strong>11</strong></td><td><strong>15</strong></td><td><strong>14</strong></td></tr><tr><td><strong>Espèce caractéristique</strong></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Carex paniculata</strong></td><td>4</td><td>3</td><td>5</td><td>3</td></tr><tr><td><strong>Magnocaricetalia elatae</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Carex acutiformis</td><td>1</td><td>3</td><td>2</td><td>3</td></tr><tr><td>Carex appropinquata</td><td>1</td><td></td><td></td><td>1</td></tr><tr><td>Scutellaria galericulata</td><td></td><td></td><td>+</td><td>1</td></tr><tr><td><strong>PHRAGMITO AUSTRALIS-MAGNOCARICETEA ELATAE</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Lythrum salicaria</td><td>1</td><td>1</td><td>1</td><td>3</td></tr><tr><td>Iris pseudacorus</td><td>1</td><td>1</td><td>+</td><td>3</td></tr><tr><td>Phragmites australis</td><td>1</td><td>1</td><td></td><td>2</td></tr><tr><td>Phalaris arundinacea</td><td></td><td></td><td>+</td><td>1</td></tr><tr><td>Mentha aquatica</td><td></td><td></td><td>1</td><td>1</td></tr><tr><td>Lycopus europaeus</td><td></td><td></td><td>+</td><td>1</td></tr><tr><td>Galium palustre subsp. elongatum</td><td></td><td></td><td>+</td><td>1</td></tr><tr><td><strong>FILIPENDULO ULMARIAE-CONVOLVULETEA SEPIUM</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Calystegia sepium</td><td>2</td><td>2</td><td>1</td><td>3</td></tr><tr><td>Urtica dioica</td><td>+</td><td>+</td><td></td><td>3</td></tr><tr><td>Filipendula ulmaria</td><td>2</td><td>1</td><td></td><td>2</td></tr><tr><td>Epilobium parviflorum</td><td>+</td><td>+</td><td></td><td>2</td></tr><tr><td>Eupatorium cannabinum</td><td></td><td>1</td><td></td><td>1</td></tr><tr><td>Angelica sylvestris</td><td></td><td></td><td>i</td><td>1</td></tr><tr><td>Humulus lupulus</td><td></td><td></td><td>+</td><td>1</td></tr><tr><td>Scrophularia auriculata</td><td>+</td><td></td><td></td><td>1</td></tr><tr><td>Epilobium hirsutum</td><td>+</td><td></td><td></td><td>1</td></tr><tr><td>Althaea officinalis</td><td>+</td><td></td><td></td><td>1</td></tr><tr><td><strong>MOLINIO CAERULEAE-JUNCETEA ACUTIFLORI</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Equisetum palustre</td><td>+</td><td>+</td><td></td><td>2</td></tr><tr><td>Juncus effusus</td><td></td><td></td><td>+</td><td>1</td></tr><tr><td>Cirsium palustre</td><td>+</td><td></td><td></td><td>1</td></tr><tr><td><strong>AUTRES</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Galium mollugo</td><td></td><td></td><td>+</td><td>1</td></tr></tbody></table>

Source des relevés :

R162 : Causse G. (PERROY, la Fringale) ;

R159 : Causse G. (PERROY, la Fringale) ;

R168 : Causse G. (DONZY, Saint-Martin du Pré) ;

<table><caption>Tableau 28 : Cressonnière des petits cours d'eau à Nasturtium officinale</caption><thead><tr><th>Relevés</th><th>R169</th><th>R191</th><th>R65</th><th>R155</th><th></th></tr></thead><tbody><tr><td>Date</td><td>22/9/09</td><td>24/9/09</td><td>7/7/09</td><td>15/5/09</td><td></td></tr><tr><td>Surface (m²)</td><td>20</td><td>25</td><td>4</td><td>15</td><td></td></tr><tr><td>Hauteur moy (m)</td><td>0,1</td><td>0,1</td><td>0,05</td><td>0,3</td><td>0,14</td></tr><tr><td>Recouvrement total %</td><td>90</td><td>60</td><td>100</td><td>80</td><td>82,5</td></tr><tr><td>Recouvrement strate h</td><td>90</td><td>60</td><td>100</td><td>80</td><td>82,5</td></tr><tr><td>Recouvrement strate m</td><td>0</td><td>0</td><td>0</td><td>0</td><td>0</td></tr><tr><td><strong>Nombre de taxons</strong></td><td><strong>11</strong></td><td><strong>9</strong></td><td><strong>4</strong></td><td><strong>2</strong></td><td><strong>6,5</strong></td></tr><tr><td><strong>Espèce caractéristique</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><strong>Nasturtium officinale</strong></td><td>1</td><td>3</td><td>2</td><td>3</td><td>4</td></tr><tr><td><strong>GLYCERIO FLUITANTIS-NASTURTIETEA OFFICINALIS</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Myosotis scorpioides</td><td>2</td><td>1</td><td></td><td></td><td>2</td></tr><tr><td>Veronica anagallis-aquatica</td><td></td><td>1</td><td>1</td><td></td><td>2</td></tr><tr><td>Callitriche stagnalis</td><td></td><td>1</td><td>3</td><td></td><td>2</td></tr><tr><td>Berula erecta</td><td>+</td><td></td><td></td><td></td><td>1</td></tr><tr><td>Alisma plantago-aquatica</td><td>1</td><td></td><td></td><td></td><td>1</td></tr><tr><td>Sparganium erectum</td><td></td><td>2</td><td></td><td></td><td>1</td></tr><tr><td>Helosciadium nodiflorum</td><td></td><td>2</td><td></td><td></td><td>1</td></tr><tr><td>Glyceria fluitans</td><td></td><td>+</td><td></td><td></td><td>1</td></tr><tr><td><strong>PHRAGMITO AUSTRALIS-MAGNOCARICETEA ELATAE</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Lythrum salicaria</td><td>1</td><td></td><td></td><td></td><td>1</td></tr><tr><td>Mentha aquatica</td><td>2</td><td></td><td></td><td></td><td>1</td></tr><tr><td>Sparganium emersum</td><td>3</td><td></td><td></td><td></td><td>1</td></tr><tr><td>Galium palustre</td><td>3</td><td></td><td></td><td></td><td>1</td></tr><tr><td>Phalaris arundinacea</td><td></td><td>+</td><td></td><td></td><td>1</td></tr><tr><td><strong>POTAMETEA PECTINATI</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Potamogeton berchtoldii</td><td></td><td>+</td><td></td><td></td><td>1</td></tr><tr><td>Callitriche platycarpa</td><td></td><td></td><td></td><td>3</td><td>1</td></tr><tr><td><strong>Autres</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Agrostis stolonifera</td><td>1</td><td>+</td><td></td><td></td><td>2</td></tr><tr><td>Polygonum hydropiper</td><td>1</td><td></td><td></td><td></td><td>1</td></tr><tr><td>Eleocharis palustris</td><td>+</td><td></td><td></td><td></td><td>1</td></tr></tbody></table>

Source des relevés :

R169 : Causse G. (DONZY, Saint-Martin du Pré) ;

R191 : Causse G. (NUARS, Ancien Château du Bouchet) ;

R65 : Causse G. (SAINT-MARTIN-SUR-NOHAIN, Favray) ;

R155 : Causse G. (URZY, Urzy) ;
<table><caption>Tableau 29 : Roselière basse à *Berula erecta* et *Veronica anagallis-aquatica*</caption><thead><tr><th>Relevés</th><th>R4</th><th>R160</th><th>R66</th><th>R68</th><th></th></tr></thead><tbody><tr><td>Date</td><td>9/6/09</td><td>21/9/09</td><td>7/7/09</td><td>7/7/09</td><td></td></tr><tr><td>Surface (m²)</td><td>6</td><td>20</td><td>15</td><td>8</td><td>0,15</td></tr><tr><td>Hauteur moy (m)</td><td>0,05</td><td>0,1</td><td>0,15</td><td>0,3</td><td>92,5</td></tr><tr><td>Recouvrement total %</td><td>80</td><td>100</td><td>100</td><td>90</td><td>92,5</td></tr><tr><td>Recouvrement strate h</td><td>80</td><td>100</td><td>100</td><td>90</td><td>92,5</td></tr><tr><td>Recouvrement strate m</td><td>0</td><td>0</td><td>4</td><td>0</td><td>1</td></tr><tr><td><strong>Nombre de taxons</strong></td><td><strong>9</strong></td><td><strong>5</strong></td><td><strong>5</strong></td><td><strong>7</strong></td><td><strong>6,5</strong></td></tr><tr><td><strong>Combinaison caractéristique</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td><em>Berula erecta</em></td><td>1</td><td>2</td><td>4</td><td>1</td><td>4</td></tr><tr><td><em>Veronica anagallis-aquatica</em></td><td>+</td><td>1</td><td>2</td><td>2</td><td>4</td></tr><tr><td><strong>GLYCERIO FLUITANTIS-NASTURTIETEA OFFICINALIS</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Callitriche stagnalis</td><td>4</td><td>3</td><td>2</td><td></td><td>3</td></tr><tr><td>Myosotis scorpioides</td><td>1</td><td>3</td><td></td><td>3</td><td>3</td></tr><tr><td>Nasturtium officinale</td><td></td><td>1</td><td></td><td></td><td>1</td></tr><tr><td>Veronica beccabunga</td><td></td><td></td><td></td><td>2</td><td>1</td></tr><tr><td><strong>POTAMETEA PECTINATI</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Zannichellia palustris</td><td>1</td><td></td><td></td><td></td><td>1</td></tr><tr><td>Potamogeton berchtoldii</td><td></td><td></td><td>1</td><td></td><td>1</td></tr><tr><td>Myriophyllum spicatum</td><td>r</td><td></td><td></td><td></td><td>1</td></tr><tr><td>Fontinalis antipretica Hedw.</td><td></td><td></td><td>1</td><td></td><td>1</td></tr><tr><td><strong>AUTRES</strong></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Phalaris arundinacea</td><td>+</td><td></td><td></td><td>2</td><td>2</td></tr><tr><td>Polygonum hydropiper</td><td>r</td><td></td><td></td><td></td><td>1</td></tr><tr><td>Bidens cernua</td><td>+</td><td></td><td></td><td></td><td>1</td></tr><tr><td>Poa trivialis</td><td></td><td></td><td></td><td>+</td><td>1</td></tr><tr><td>Agrostis stolonifera</td><td></td><td></td><td></td><td>1</td><td>1</td></tr></tbody></table>

Source des relevés :

R4 : Causse G. (SURGY, Cimetière) ;

R160 : Causse G. (PERROY, la Fringale) ;

R66 : Causse G. (SAINT-MARTIN-SUR-NOHAIN, Favray) ;

R68 : Causse G. (SUILLY-LA-TOUR, Les Cabets) ;

<table><caption>Tableau 30 : Herbier immergé à *Zannichellia palustris*</caption><thead><tr><th>Relevés</th><th>R170</th><th>R161</th><th>R67</th><th></th></tr></thead><tbody><tr><td>Date</td><td>22/9/09</td><td>21/9/09</td><td>7/7/09</td><td></td></tr><tr><td>Surface (m²)</td><td>20</td><td>6</td><td>15</td><td></td></tr><tr><td>Recouvrement total %</td><td>100</td><td>80</td><td>50</td><td>76,7</td></tr><tr><td><strong>Nombre de taxons</strong></td><td><strong>2</strong></td><td><strong>2</strong></td><td><strong>7</strong></td><td><strong>3,7</strong></td></tr><tr><td><strong>Espèce caractéristique</strong></td><td></td><td></td><td></td><td></td></tr><tr><td><em>Zannichellia palustris</em></td><td>5</td><td>4</td><td>2</td><td>3</td></tr><tr><td><strong>POTAMETEA PECTINATI</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Callitriche stagnalis</td><td></td><td>2</td><td>2</td><td>2</td></tr><tr><td>Potamogeton berchtoldii</td><td></td><td></td><td>1</td><td>1</td></tr><tr><td>Potamogeton pectinatus</td><td></td><td></td><td>2</td><td>1</td></tr><tr><td>Potamogeton crispus</td><td></td><td></td><td>3</td><td>1</td></tr><tr><td><strong>Autres</strong></td><td></td><td></td><td></td><td></td></tr><tr><td>Berula erecta</td><td></td><td></td><td>2</td><td>1</td></tr><tr><td>Sparganium emersum</td><td>1</td><td></td><td></td><td>1</td></tr><tr><td>Sparganium sp.</td><td></td><td></td><td>+</td><td>1</td></tr></tbody></table>

Source des relevés :

R170 : Causse G. (DONZY, Saint-Martin du Pré) ;

R161 : Causse G. (PERROY, la Fringale) ;

R67 : Causse G. (SUILLY-LA-TOUR, Les Cabets) ;

<table><caption>Tableau 31 : Végétation annuelle des sols exondés à *Anagallis minima* et *Radiola linoides*</caption><thead><tr><th>Relevés</th><th>R1</th><th>R2</th><th></th></tr></thead><tbody><tr><td>Date</td><td>23/06/2009</td><td>39987</td><td></td></tr><tr><td>Surface (m²)</td><td>5</td><td>5</td><td></td></tr><tr><td>Hauteur moy (m)</td><td>0,03</td><td>0,03</td><td>0,03</td></tr><tr><td>Recouvrement strate h</td><td>40</td><td>3</td><td>21,5</td></tr><tr><td>Recouvrement strate m</td><td>0</td><td>10</td><td>5</td></tr><tr><td><strong>Nombre de taxons</strong></td><td><strong>19</strong></td><td><strong>16</strong></td><td><strong>17,5</strong></td></tr><tr><td><strong>Combinaison caractéristique</strong></td><td></td><td></td><td></td></tr><tr><td><em>Anagallis minima</em></td><td>1</td><td>r</td><td>2</td></tr><tr><td><em>Radiola linoides</em></td><td></td><td>1</td><td>1</td></tr><tr><td><strong>Nanocyperetalia flavescens</strong></td><td></td><td></td><td></td></tr><tr><td>Linum trigynum</td><td>1</td><td>+</td><td>2</td></tr><tr><td>Centaurium pulchellum</td><td>r</td><td></td><td>1</td></tr><tr><td>Linum catharticum</td><td>+</td><td></td><td>1</td></tr><tr><td><strong>ISOETO DURIEUI-JUNCETEA BUFONII</strong></td><td></td><td></td><td></td></tr><tr><td>Hypericum humifusum</td><td>r</td><td>+</td><td>2</td></tr><tr><td>Juncus bufonius</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Plantago major</td><td>2</td><td>1</td><td>2</td></tr><tr><td>Juncus tenuis</td><td>1</td><td>1</td><td>2</td></tr><tr><td>Gnaphalium uliginosum</td><td></td><td>r</td><td>1</td></tr><tr><td>Lythrum portula</td><td></td><td>+</td><td>1</td></tr><tr><td><strong>ARRHENATHERETEA ELATIORIS</strong></td><td></td><td></td><td></td></tr><tr><td>Agrostis capillaris</td><td>1</td><td>+</td><td>2</td></tr><tr><td>Leontodon autumnalis</td><td>2</td><td>+</td><td>2</td></tr><tr><td>Plantago lanceolata</td><td>+</td><td>+</td><td>2</td></tr><tr><td>Prunella vulgaris</td><td>2</td><td>1</td><td>2</td></tr><tr><td>Cerastium fontanum</td><td>i</td><td></td><td>1</td></tr><tr><td>Trifolium repens</td><td>r</td><td></td><td>1</td></tr><tr><td><strong>Autres</strong></td><td></td><td></td><td></td></tr><tr><td>Potentilla erecta</td><td>+</td><td>1</td><td>2</td></tr><tr><td>Agrostis stolonifera</td><td>1</td><td>+</td><td>2</td></tr><tr><td>Potentilla reptans</td><td>+</td><td></td><td>1</td></tr><tr><td>Anagallis arvensis</td><td>1</td><td></td><td>1</td></tr><tr><td>Euphrasia stricta</td><td>+</td><td></td><td>1</td></tr><tr><td>Oxalis fontana</td><td></td><td>+</td><td>1</td></tr></tbody></table>

Source des relevés :

R1 : Causse G. (NARCY, Rond des Quatre-Vingts Arpents) ;

R2 : Causse G. (NARCY, Rond des Quatre-Vingts Arpents) ;
Tableau synthétique I : Pelouses calcicoles ouvertes

<table><thead><tr><th>Numéro de colonne</th><th>1</th><th>2</th><th>3</th><th>4</th><th>5</th><th>6</th><th>7</th><th>8</th></tr><tr><th>Nombre de relevés</th><th>10</th><th>7</th><th>9</th><th>12</th><th>10</th><th>5</th><th>5</th><th>12</th></tr></thead><tbody><tr><td colspan="9"><strong>Xerobromion erecti</strong> (Teucrio montani-Bromenion erecti)</td></tr><tr><td>Carex humilis</td><td>IV</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Ononis pusilla</td><td>I</td><td>III</td><td></td><td>I</td><td></td><td>II</td><td></td><td></td></tr><tr><td>Fumana procumbens</td><td>III</td><td>IV</td><td>V</td><td>V</td><td></td><td></td><td>II</td><td></td></tr><tr><td>Teucrium chamaedrys</td><td>V</td><td>V</td><td>V</td><td>V</td><td>III</td><td>V</td><td>IV</td><td>II</td></tr><tr><td>Teucrium montanum</td><td>IV</td><td>IV</td><td>V</td><td>V</td><td>II</td><td>V</td><td>IV</td><td>II</td></tr><tr><td>Globularia bisnagarica</td><td>III</td><td>II</td><td>V</td><td>V</td><td>III</td><td>V</td><td>V</td><td>III</td></tr><tr><td>Coronilla minima</td><td>I</td><td>III</td><td>III</td><td>V</td><td>II</td><td>V</td><td>IV</td><td>II</td></tr><tr><td>Linum tenuifolium</td><td>I</td><td>IV</td><td>IV</td><td>V</td><td>I</td><td>IV</td><td>IV</td><td>II</td></tr><tr><td>Festuca marginata subsp. marginata</td><td>IV</td><td>IV</td><td>V</td><td>IV</td><td>V</td><td>IV</td><td>I</td><td></td></tr><tr><td>Helianthemum apenninum</td><td>IV</td><td>II</td><td></td><td>I</td><td>IV</td><td>IV</td><td></td><td></td></tr><tr><td>Phyteuma orbiculare subsp tenerum</td><td></td><td></td><td></td><td></td><td>III</td><td>IV</td><td></td><td></td></tr><tr><td>Sesleria caerulea</td><td></td><td></td><td></td><td>I</td><td></td><td>I</td><td></td><td></td></tr><tr><td>Ononis natrix</td><td></td><td></td><td></td><td>I</td><td></td><td>I</td><td></td><td></td></tr><tr><td>Onobrychis arenaria</td><td></td><td></td><td></td><td>I</td><td></td><td>I</td><td></td><td></td></tr><tr><td>Orobanche teucrii</td><td></td><td></td><td></td><td>I</td><td></td><td></td><td></td><td></td></tr><tr><td>Allium sphaerocephalon</td><td>I</td><td>I</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td colspan="9"><strong>Mesobromion erecti</strong></td></tr><tr><td>Gymnadenia conopsea</td><td></td><td></td><td>II</td><td>II</td><td></td><td></td><td>IV</td><td>V</td></tr><tr><td>Euphrasia stricta</td><td>I</td><td></td><td>II</td><td>I</td><td></td><td></td><td></td><td></td></tr><tr><td>Festuca lemanii</td><td>I</td><td>I</td><td></td><td>III</td><td>II</td><td>I</td><td></td><td>II</td></tr><tr><td>Prunella grandiflora</td><td>I</td><td></td><td></td><td>III</td><td>II</td><td>IV</td><td>IV</td><td>II</td></tr><tr><td>Linum catharticum</td><td></td><td>III</td><td></td><td>II</td><td>II</td><td>IV</td><td>V</td><td>IV</td></tr><tr><td>Hippocrepis comosa</td><td>IV</td><td>V</td><td>V</td><td>V</td><td>V</td><td>V</td><td>V</td><td>V</td></tr><tr><td>Thesium humifusum</td><td>II</td><td>I</td><td>II</td><td>I</td><td>IV</td><td>II</td><td>I</td><td>I</td></tr><tr><td>Cirsium acaule</td><td>I</td><td>I</td><td>III</td><td>III</td><td>IV</td><td>V</td><td>III</td><td>V</td></tr><tr><td>Leontodon hispidus subsp. hispidus</td><td>I</td><td>I</td><td>II</td><td>II</td><td>II</td><td>I</td><td>II</td><td>IV</td></tr><tr><td>Salvia pratensis</td><td></td><td></td><td>II</td><td></td><td>II</td><td>III</td><td>V</td><td></td></tr><tr><td>Polygala calcarea</td><td></td><td></td><td>II</td><td></td><td>II</td><td>III</td><td>V</td><td></td></tr><tr><td>Ophrys fuciflora</td><td></td><td></td><td>II</td><td></td><td>III</td><td>I</td><td></td><td></td></tr><tr><td>Carduncellus mitissimus</td><td>(I)</td><td></td><td></td><td>III</td><td>II</td><td>IV</td><td>III</td><td>II</td></tr><tr><td>Knautia arvensis</td><td></td><td></td><td></td><td>IV</td><td>II</td><td>III</td><td>III</td><td>II</td></tr><tr><td>Ononis spinosa subsp. maritima var. procurrens</td><td>I</td><td></td><td></td><td>II</td><td></td><td></td><td></td><td></td></tr><tr><td>Orchis anthropophora</td><td></td><td></td><td>II</td><td>I</td><td></td><td></td><td></td><td></td></tr><tr><td>Avenula pratensis</td><td>I</td><td></td><td></td><td>I</td><td></td><td>I</td><td></td><td></td></tr><tr><td>Campanula glomerata</td><td>I</td><td>I</td><td></td><td>I</td><td></td><td>I</td><td></td><td>I</td></tr><tr><td>Prunella laciniata</td><td></td><td></td><td></td><td>I</td><td></td><td>III</td><td>I</td><td></td></tr><tr><td>Gentianella germanica</td><td></td><td></td><td></td><td></td><td></td><td>I</td><td>III</td><td></td></tr><tr><td>Ophrys apifera</td><td></td><td></td><td></td><td>I</td><td></td><td>I</td><td></td><td></td></tr><tr><td>Ophrys insectifera</td><td></td><td></td><td></td><td>I</td><td></td><td></td><td></td><td>I</td></tr><tr><td colspan="9"><strong>Tetragonolobo maritimi-Bromenion erecti</strong></td></tr><tr><td>Blackstonia perfoliata</td><td></td><td></td><td>III</td><td>II</td><td></td><td></td><td>III</td><td>IV</td></tr><tr><td>Centaurium erythraea</td><td></td><td></td><td></td><td>II</td><td></td><td></td><td>IV</td><td>III</td></tr><tr><td>Odontites jaubertianus subsp. chrysanthus</td><td></td><td></td><td></td><td></td><td></td><td></td><td>II</td><td>III</td></tr><tr><td>Senecio erucifolius</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td>III</td></tr><tr><td>Carex tomentosa</td><td></td><td></td><td></td><td></td><td>II</td><td></td><td></td><td></td></tr><tr><td colspan="9"><strong>FESTUCO VALESIACAE-BROMETEA ERECTI, Brometalia erecti</strong></td></tr><tr><td>Carex flacca</td><td>I</td><td></td><td>V</td><td>V</td><td>IV</td><td>IV</td><td>V</td><td>V</td></tr><tr><td>Stachys recta</td><td></td><td></td><td>V</td><td>III</td><td>II</td><td>I</td><td></td><td></td></tr><tr><td>Carex halleriana</td><td></td><td></td><td>IV</td><td>V</td><td>V</td><td>V</td><td>V</td><td>V</td></tr><tr><td>Koeleria pyramidata</td><td></td><td></td><td>III</td><td>III</td><td>III</td><td>IV</td><td>IV</td><td>II</td></tr><tr><td>Bromus erectus</td><td>I</td><td></td><td>V</td><td>V</td><td>V</td><td>V</td><td>V</td><td>V</td></tr><tr><td>Asperula cynanchica</td><td>IV</td><td>IV</td><td>V</td><td>V</td><td>V</td><td>V</td><td>IV</td><td>III</td></tr><tr><td>Seseli montanum</td><td>IV</td><td>V</td><td>V</td><td>V</td><td>V</td><td>IV</td><td>I</td><td>III</td></tr><tr><td>Brachypodium pinnatum</td><td>IV</td><td>III</td><td>IV</td><td>IV</td><td>V</td><td>IV</td><td>III</td><td>V</td></tr><tr><td>Sanguisorba minor subsp. minor</td><td>IV</td><td>III</td><td>III</td><td>III</td><td>II</td><td>V</td><td>V</td><td>V</td></tr><tr><td>Potentilla neumanniana</td><td>IV</td><td>V</td><td>IV</td><td>V</td><td>IV</td><td>V</td><td>II</td><td>III</td></tr><tr><td>Scabiosa columbaria subsp. columbaria</td><td>III</td><td>III</td><td>III</td><td>V</td><td>IV</td><td>V</td><td>I</td><td>III</td></tr><tr><td>Eryngium campestre</td><td>I</td><td>I</td><td>II</td><td>I</td><td>IV</td><td>IV</td><td></td><td></td></tr><tr><td>Briza media</td><td>I</td><td>I</td><td>II</td><td>II</td><td>III</td><td>IV</td><td>V</td><td>V</td></tr><tr><td>Carlina vulgaris</td><td>I</td><td>I</td><td>II</td><td>II</td><td>III</td><td>V</td><td>II</td><td>IV</td></tr><tr><td>Pulsatilla vulgaris</td><td>I</td><td>I</td><td>II</td><td>III</td><td>III</td><td>V</td><td>II</td><td>III</td></tr></tbody></table>

<table><thead><tr><th>Numéro de colonne</th><th>1</th><th>2</th><th>3</th><th>4</th><th>5</th><th>6</th><th>7</th><th>8</th></tr><tr><th>Nombre de relevés</th><th>10</th><th>7</th><th>9</th><th>12</th><th>10</th><th>5</th><th>5</th><th>12</th></tr></thead><tbody><tr><td>Helianthemum nummularium subsp. nummularium</td><td>I</td><td>I</td><td>IV</td><td>IV</td><td>II</td><td>I</td><td>III</td><td>II</td></tr><tr><td>Centaurea scabiosa</td><td>I</td><td></td><td>II</td><td>II</td><td>II</td><td>III</td><td>II</td><td>III</td></tr><tr><td>Bupleurum falcatum</td><td></td><td></td><td>II</td><td>III</td><td>III</td><td>III</td><td>IV</td><td>V</td></tr><tr><td>Genista tinctoria</td><td></td><td></td><td>III</td><td>II</td><td>IV</td><td>IV</td><td>II</td><td>III</td></tr><tr><td>Poa angustifolia</td><td></td><td></td><td>II</td><td>IV</td><td>IV</td><td>I</td><td>II</td><td>III</td></tr><tr><td>Euphorbia cyparissias</td><td>III</td><td></td><td>II</td><td>I</td><td>I</td><td>II</td><td>II</td><td>I</td></tr><tr><td>Anthyllis vulneraria</td><td>I</td><td></td><td></td><td>II</td><td>II</td><td>II</td><td>II</td><td>I</td></tr><tr><td>Carex caryophyllaea</td><td>I</td><td></td><td></td><td>II</td><td>II</td><td>II</td><td>II</td><td>I</td></tr><tr><td>Euphorbia flavicoma subsp. verrucosa</td><td></td><td></td><td></td><td>II</td><td>II</td><td>II</td><td>II</td><td>I</td></tr><tr><td>Epipactis atrorubens</td><td>I</td><td></td><td></td><td>II</td><td>II</td><td>II</td><td>II</td><td>I</td></tr><tr><td>Euphrasia officinalis subsp. campestris</td><td></td><td></td><td></td><td>II</td><td>II</td><td>II</td><td>II</td><td>I</td></tr><tr><td colspan="9"><strong>SEDO ALBI-SCLERANTHETEA BIENNIS</strong></td></tr><tr><td>Thymus praecox</td><td>V</td><td>V</td><td>V</td><td>V</td><td>IV</td><td>IV</td><td>II</td><td>III</td></tr><tr><td>Hieracium pilosella</td><td>II</td><td>III</td><td>III</td><td>V</td><td>IV</td><td>II</td><td>II</td><td>I</td></tr><tr><td>Campanula rotundifolia</td><td>II</td><td>I</td><td>III</td><td>II</td><td>II</td><td>II</td><td>I</td><td>I</td></tr><tr><td>Echium vulgare</td><td>II</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td></tr><tr><td>Arenaria serpyllifolia</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td></tr><tr><td>Sedum album</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td></tr><tr><td colspan="9"><strong>TRIFOLIO MEDII-GERANIETEA SANGUINEI</strong></td></tr><tr><td>Cervaria rivini</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td>IV</td></tr><tr><td>Anthericum ramosum</td><td></td><td></td><td>I</td><td>II</td><td>II</td><td>II</td><td>II</td><td>III</td></tr><tr><td>Vincetoxicum hirundinaria</td><td>I</td><td></td><td>II</td><td>II</td><td>II</td><td>IV</td><td>I</td><td>III</td></tr><tr><td>Hypericum perforatum</td><td>III</td><td>I</td><td>II</td><td>I</td><td>I</td><td>III</td><td>I</td><td>III</td></tr><tr><td>Viola hirta</td><td></td><td></td><td>II</td><td>I</td><td>III</td><td>III</td><td>III</td><td>III</td></tr><tr><td>Origanum vulgare</td><td></td><td></td><td>II</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td></tr><tr><td>Agrimonia eupatoria</td><td></td><td></td><td>II</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td></tr><tr><td>Seseli libanotis</td><td></td><td></td><td>II</td><td>II</td><td>II</td><td>II</td><td>I</td><td>III</td></tr><tr><td>Thalictrum minus</td><td></td><td></td><td>II</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td></tr><tr><td>Rubia peregrina</td><td></td><td></td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td></tr><tr><td>Trifolium rubens</td><td></td><td></td><td>II</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td></tr><tr><td>Trifolium medium</td><td></td><td></td><td>II</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td></tr><tr><td colspan="9"><strong>ARRHENATHERETEA ELATIORIS</strong></td></tr><tr><td>Achillea millefolium</td><td></td><td></td><td></td><td></td><td></td><td></td><td>II</td><td>II</td></tr><tr><td>Centaurea jacea</td><td>III</td><td></td><td>II</td><td>II</td><td>II</td><td>II</td><td>II</td><td>II</td></tr><tr><td>Centaurea gp. angustifolia</td><td>III</td><td>I</td><td>III</td><td>IV</td><td>IV</td><td>IV</td><td>IV</td><td>V</td></tr><tr><td>Lotus corniculatus</td><td></td><td></td><td>II</td><td>I</td><td>II</td><td>I</td><td>I</td><td>III</td></tr><tr><td>Primula veris subsp. veris</td><td></td><td></td><td>II</td><td>I</td><td>II</td><td>I</td><td>I</td><td>III</td></tr><tr><td>Festuca rubra</td><td></td><td></td><td>II</td><td>I</td><td>II</td><td>I</td><td>I</td><td>III</td></tr><tr><td>Daucus carota</td><td></td><td></td><td>II</td><td>I</td><td>I</td><td>I</td><td>I</td><td>III</td></tr><tr><td>Galium mollugo</td><td></td><td></td><td>II</td><td>I</td><td>I</td><td>I</td><td>I</td><td>III</td></tr><tr><td>Odontites vernus</td><td></td><td></td><td>II</td><td>I</td><td>I</td><td>I</td><td>I</td><td>III</td></tr><tr><td>Dactylis glomerata</td><td></td><td></td><td>II</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td></tr><tr><td>Plantago lanceolata</td><td></td><td></td><td>I</td><td>I</td><td>I</td><td>II</td><td>I</td><td>I</td></tr><tr><td>Medicago lupulina</td><td></td><td></td><td>II</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td></tr><tr><td>Leucanthemum vulgare</td><td></td><td></td><td>II</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td></tr><tr><td colspan="9"><strong>MOLINIO CAERULEAE-JUNCETEA ACUTIFLORI</strong></td></tr><tr><td>Inula salicina</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td>IV</td></tr><tr><td>Succisa pratensis</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td>II</td></tr><tr><td>Silaum silaus</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td>II</td></tr><tr><td colspan="9"><strong>CRATAEGO MONOGYNAE-PRUNETEA SPINOSAE</strong></td></tr><tr><td>Prunus mahaleb</td><td>II</td><td>II</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td><td>IV</td></tr><tr><td>Juniperus communis</td><td>II</td><td>II</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td><td>IV</td></tr><tr><td>Prunus spinosa</td><td>I</td><td></td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td></tr><tr><td>Cornus sanguinea</td><td>I</td><td></td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td></tr><tr><td>Ligustrum vulgare</td><td></td><td></td><td>II</td><td>I</td><td>I</td><td>I</td><td>I</td><td>III</td></tr><tr><td>Viburnum lantana</td><td></td><td></td><td>II</td><td>I</td><td>I</td><td>I</td><td>I</td><td>III</td></tr><tr><td colspan="9"><strong>QUERCO ROBORIS-FAGETEA SYLVATICAE</strong></td></tr><tr><td>Quercus pubescens et hybrides</td><td>II</td><td>II</td><td>III</td><td>II</td><td>I</td><td>I</td><td>I</td><td>III</td></tr><tr><td>Platanthera bifolia</td><td></td><td></td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td><td>IV</td></tr><tr><td>Listera ovata</td><td></td><td></td><td>I</td><td>I</td><td>I</td><td>I</td><td>I</td><td>IV</td></tr><tr><td>Quercus petraea</td><td></td><td></td><td>II</td><td>I</td><td>I</td><td>I</td><td>I</td><td>III</td></tr></tbody></table>

Col. 1 Fumano procumbentis-Caricetum humilis (Guittet & Paul 1974) Boullet 1986 [Boullet, 1986] tab. 12 h.t.

Col. 2 Xerobromenion hoc loco (cf. tab. 2)

Col. 3 Globulario bisnagaricae-Fumanetum procumbentis Braque 2001 [Braque R., 2001] tab. 23 p. 105

Col. 4 Globulario-Fumanetum hoc loco

Col. 5 Phyteumo teneri-Helianthemetum apennini Braque 2001 [Braque R., 2001] tab. 29 p. 122

Col. 6 Phyteumo-Helianthemetum hoc loco

Col. 7 Odontito-Inuletum hoc loco

Col. 8 Odontito chrysanthi-Inuletum salicinae Braque 2001 [Braque R., 2001] tab. 48 p. 176
Tableau synthétique II : Prairies de fauche mésophiles et mésotrophes

<table><thead><tr><th>Numéro de colonne</th><th>1</th><th>2</th><th>3</th><th>4</th><th>5</th></tr></thead><tbody><tr><td>Nombre de relevés</td><td>4</td><td>20</td><td>49</td><td>131</td><td>5</td></tr><tr><td colspan="6"><strong>NARDETEA STRICTAE</strong></td></tr><tr><td>Agrostis capillaris</td><td>3</td><td>IV</td><td></td><td></td><td></td></tr><tr><td>Hypochaeris radicata</td><td>3</td><td>V</td><td></td><td></td><td>II</td></tr><tr><td>Luzula campestris</td><td>2</td><td>III</td><td>II</td><td></td><td>III</td></tr><tr><td>Succisa pratensis</td><td>2</td><td>I</td><td></td><td></td><td>V</td></tr><tr><td>Potentilla erecta</td><td></td><td></td><td></td><td></td><td>V</td></tr><tr><td>Stachys officinalis</td><td></td><td></td><td></td><td></td><td>V</td></tr><tr><td>Viola canina</td><td></td><td></td><td></td><td></td><td>III</td></tr><tr><td colspan="6"><strong>FESTUCO VALESIACAE-BROMETEA ERECTI</strong></td></tr><tr><td>Bromus erectus</td><td>2</td><td></td><td>V</td><td></td><td></td></tr><tr><td>Galium verum</td><td>4</td><td></td><td>I</td><td></td><td>II</td></tr><tr><td>Briza media</td><td>2</td><td>I</td><td>IV</td><td></td><td>III</td></tr><tr><td>Primula veris</td><td>2</td><td>I</td><td>I</td><td></td><td></td></tr><tr><td>Ranunculus bulbosus</td><td>3</td><td>V</td><td>III</td><td>III</td><td></td></tr><tr><td>Knauria arvensis</td><td>1</td><td></td><td>III</td><td>IV</td><td></td></tr><tr><td>Avenula pubescens</td><td></td><td></td><td>V</td><td>IV</td><td></td></tr><tr><td>Plantago media</td><td></td><td></td><td>IV</td><td>III</td><td></td></tr><tr><td>Leontodon hispidus</td><td></td><td></td><td>IV</td><td>III</td><td></td></tr><tr><td>Salvia pratensis</td><td></td><td></td><td>V</td><td></td><td></td></tr><tr><td>Pimpinella saxifraga</td><td></td><td></td><td>II</td><td></td><td></td></tr><tr><td>Genista tinctoria</td><td></td><td></td><td></td><td></td><td>II</td></tr><tr><td colspan="6"><strong>ARRHENATHERETEA ELATIORIS</strong></td></tr><tr><td>Dactylis glomerata</td><td>4</td><td>V</td><td>V</td><td>V</td><td></td></tr><tr><td>Lolium perenne</td><td>3</td><td>V</td><td>II</td><td>III</td><td></td></tr><tr><td>Bellis perennis</td><td>2</td><td>III</td><td>IV</td><td>IV</td><td></td></tr><tr><td>Achillea millefolium</td><td>1</td><td>IV</td><td>IV</td><td>IV</td><td></td></tr><tr><td>Ranunculus acris subsp. friesianus</td><td>4</td><td>IV</td><td>III</td><td>V</td><td>V</td></tr><tr><td>Cerastium fontanum</td><td>4</td><td>IV</td><td>IV</td><td>IV</td><td>IV</td></tr><tr><td>Trifolium pratense</td><td>3</td><td>V</td><td>V</td><td>V</td><td>II</td></tr><tr><td>Holcus lanatus</td><td>4</td><td>V</td><td>V</td><td>IV</td><td>V</td></tr><tr><td>Lotus corniculatus</td><td>3</td><td>II</td><td>V</td><td>IV</td><td>V</td></tr><tr><td>Plantago lanceolata</td><td>4</td><td>III</td><td>V</td><td>V</td><td>V</td></tr><tr><td>Trifolium dubium</td><td>2</td><td>V</td><td>III</td><td>III</td><td>V</td></tr><tr><td>Anthoxanthum odoratum</td><td>4</td><td>V</td><td>IV</td><td>IV</td><td>IV</td></tr><tr><td>Cynosurus cristatus</td><td>3</td><td>V</td><td>II</td><td>IV</td><td>III</td></tr><tr><td>Trifolium repens</td><td>2</td><td>IV</td><td>IV</td><td>IV</td><td>III</td></tr><tr><td><strong>Festuca rubra</strong></td><td>4</td><td>V</td><td>IV</td><td>III</td><td>V</td></tr><tr><td>Prunella vulgaris</td><td>2</td><td>I</td><td>III</td><td>II</td><td>III</td></tr><tr><td>Ajuga reptans</td><td>2</td><td>I</td><td>II</td><td>III</td><td>II</td></tr><tr><td>Bromus hordeaceus</td><td>2</td><td>III</td><td>II</td><td>III</td><td>III</td></tr><tr><td>Poa pratensis</td><td></td><td></td><td>V</td><td>IV</td><td></td></tr><tr><td>Festuca pratensis</td><td></td><td></td><td>IV</td><td>V</td><td>V</td></tr><tr><td>Vicia cracca</td><td>1</td><td>I</td><td></td><td>I</td><td>IV</td></tr><tr><td>Phleum pratense</td><td></td><td>I</td><td></td><td>II</td><td>III</td></tr><tr><td>Poa trivialis</td><td>1</td><td>II</td><td></td><td></td><td>III</td></tr><tr><td>Leontodon autumnalis</td><td></td><td></td><td></td><td></td><td>II</td></tr><tr><td>Allium vineale</td><td></td><td></td><td></td><td></td><td>II</td></tr><tr><td colspan="6"><strong>Arrhenatheretalia elatioris</strong></td></tr><tr><td>Galium mollugo</td><td></td><td></td><td>V</td><td>V</td><td></td></tr><tr><td>Daucus carota</td><td></td><td>I</td><td>V</td><td>IV</td><td></td></tr><tr><td>Crepis biennis</td><td></td><td>II</td><td>II</td><td>V</td><td></td></tr><tr><td>Arrhenatherum elatius</td><td>4</td><td>II</td><td>V</td><td>V</td><td>III</td></tr><tr><td>Rumex acetosa</td><td>3</td><td>V</td><td>IV</td><td>V</td><td>V</td></tr><tr><td>Leucanthemum vulgare</td><td>3</td><td>V</td><td>V</td><td>V</td><td>IV</td></tr><tr><td>Centaurea jacea</td><td>4</td><td>V</td><td>V</td><td>IV</td><td>III</td></tr><tr><td>Trisetum flavescens</td><td>4</td><td>I</td><td>V</td><td>IV</td><td>II</td></tr><tr><td>Veronica chamaedrys</td><td>3</td><td>III</td><td>III</td><td>IV</td><td>III</td></tr><tr><td>Lathyrus pratensis</td><td>3</td><td>II</td><td></td><td>III</td><td>II</td></tr><tr><td>Stellaria graminea</td><td>2</td><td>I</td><td></td><td>I</td><td>V</td></tr><tr><td>Tragopogon pratensis</td><td>2</td><td></td><td>II</td><td>IV</td><td></td></tr><tr><td>Vicia sativa</td><td>1</td><td></td><td>IV</td><td>II</td><td></td></tr><tr><td>Colchicum autumnale</td><td>1</td><td></td><td></td><td>III</td><td></td></tr><tr><td>Senecio jacobaea</td><td>1</td><td>I</td><td>I</td><td></td><td></td></tr><tr><td>Rhinanthus minor</td><td></td><td>I</td><td></td><td>II</td><td></td></tr></tbody></table>

<table><thead><tr><th>Numéro de colonne</th><th>1</th><th>2</th><th>3</th><th>4</th><th>5</th></tr></thead><tbody><tr><td>Nombre de relevés</td><td>4</td><td>20</td><td>49</td><td>131</td><td>5</td></tr><tr><td colspan="6"><strong>AGROSTIETEA STOLONIFERAE</strong></td></tr><tr><td>Carex hirta</td><td>3</td><td></td><td></td><td></td><td></td></tr><tr><td>Potentilla reptans</td><td>2</td><td></td><td></td><td></td><td></td></tr><tr><td>Ranunculus repens</td><td>2</td><td>I</td><td></td><td></td><td></td></tr><tr><td>Cardamine pratensis</td><td></td><td>I</td><td>I</td><td></td><td>III</td></tr><tr><td>Alopecurus pratensis</td><td>1</td><td>I</td><td></td><td></td><td>II</td></tr><tr><td>Bromus racemosus</td><td>1</td><td></td><td></td><td>I</td><td>III</td></tr><tr><td>Agrostis stolonifera</td><td>1</td><td></td><td></td><td></td><td>V</td></tr><tr><td>Lysimachia nummularia</td><td>1</td><td></td><td></td><td></td><td>III</td></tr><tr><td>Achillea ptarmica</td><td></td><td></td><td></td><td>I</td><td>IV</td></tr><tr><td>Silene flos-cuculi</td><td></td><td></td><td></td><td></td><td>III</td></tr><tr><td>Myosotis laxa subsp. cespitosa</td><td></td><td></td><td></td><td></td><td>IV</td></tr><tr><td>Polygonum amphibium</td><td></td><td></td><td></td><td></td><td>II</td></tr><tr><td colspan="6"><strong>MOLINIO CAERULEAE-JUNCETEA ACUTIFLORI</strong></td></tr><tr><td>Myosotis scorpioides</td><td></td><td></td><td></td><td></td><td>II</td></tr><tr><td>Silaum silaus</td><td></td><td></td><td></td><td></td><td>III</td></tr><tr><td>Lotus pedunculatus</td><td></td><td></td><td></td><td></td><td>II</td></tr><tr><td>Selinum carvifolia</td><td></td><td></td><td></td><td></td><td>II</td></tr><tr><td>Juncus conglomeratus</td><td></td><td></td><td></td><td></td><td>II</td></tr><tr><td colspan="6"><strong>Autres</strong></td></tr><tr><td>Geranium dissectum</td><td>3</td><td></td><td></td><td></td><td></td></tr><tr><td>Convolvulus arvensis</td><td>2</td><td></td><td></td><td></td><td></td></tr><tr><td>Taraxacum ruderalia Gr.</td><td>2</td><td>V</td><td>II</td><td>V</td><td>II</td></tr><tr><td>Heracleum sphondylium</td><td></td><td>III</td><td>I</td><td>V</td><td></td></tr><tr><td>Vicia sepium</td><td></td><td></td><td>I</td><td>III</td><td></td></tr><tr><td>Veronica arvensis</td><td></td><td></td><td>II</td><td>II</td><td></td></tr><tr><td>Trifolium campestre</td><td></td><td></td><td>II</td><td>I</td><td></td></tr><tr><td>Pimpinella major</td><td></td><td></td><td>I</td><td>III</td><td></td></tr><tr><td>Campanula patula</td><td></td><td></td><td>I</td><td>II</td><td></td></tr><tr><td>Vicia sepium</td><td></td><td></td><td>I</td><td>III</td><td></td></tr><tr><td>Anthriscus sylvestris</td><td></td><td></td><td>I</td><td>IV</td><td></td></tr><tr><td>Lens nigricans</td><td></td><td>III</td><td></td><td></td><td></td></tr><tr><td>Conopodium majus</td><td></td><td>III</td><td></td><td></td><td></td></tr><tr><td>Glechoma hederacea</td><td></td><td></td><td>II</td><td></td><td></td></tr><tr><td>Picris hieracioides</td><td></td><td></td><td>II</td><td></td><td></td></tr><tr><td>Pastinaca sativa</td><td></td><td></td><td>II</td><td>I</td><td></td></tr><tr><td>Glechoma hederacea</td><td></td><td></td><td>II</td><td></td><td></td></tr><tr><td>Campanula rapunculus</td><td></td><td></td><td>II</td><td></td><td>IV</td></tr><tr><td>Filipendula ulmaria</td><td></td><td></td><td></td><td></td><td>IV</td></tr><tr><td>Angelica sylvestris</td><td></td><td></td><td></td><td></td><td>III</td></tr></tbody></table>

Col. 1 Prairie fauchée mésophile et mésotrophe à Festuca rubra, Arrhenatherum elatius et Ranunculus bulbosus hoc loco (cf Tableau 19)

Col. 2 Luzulo campestris-Brometum mollis de Foucault 1989 ranunculetosum bulbosi [de Foucault, 1989]

Col. 3 Arrhenatheretum elatioris Br.-Bl. ex Scherrer 1925 brometosum erecti Oberdorfer 1936 [in Oberdorfer, 1980] tab. 236 p. 416

Col. 4 Arrhenatheretum elatioris Br.-Bl. ex Scherrer 1925 typicum [in Oberdorfer, 1980] tab. 235 p. 413

Col. 5 Stellario gramineae-Festucetum rubrae Royer et Didier in Royer et al. 2006 [Royer et Didier, 1982] Tableau X p. 449-450.