fr, pas-de-calais, fagus sylvatica, corylus avellana, hedera helix, quercus robur, brachypodium pinnatum, cornus sanguinea, viburnum lantana, carpinus betulus, crataegus monogyna, orchis purpurea, ligustrum vulgare, neottia ovata, carex flacca, betula pendula, fraxinus excelsior, betula pubescens, torminalis glaberrima, solidago virgaurea, euphorbia amygdaloides, prunus avium, primula veris, quercus petraea, acer campestre, lonicera periclymenum, frangula alnus, fragaria vesca, clematis vitalba, mercurialis perennis, rosa arvensis, viola hirta, pteridium aquilinum, teucrium scorodonia, origanum vulgare, acer pseudoplatanus, polygonatum multiflorum, poterium sanguisorba, viburnum opulus, hyacinthoides non-scripta, populus tremula, anemone nemorosa, prunus spinosa, molinia caerulea, quercus pubescens, pinus sylvestris, cornus mas, daphne laureola, dioscorea communis, brachypodium sylvaticum, succisa pratensis, leontodon hispidus