fr, pas-de-calais, hedera helix, crataegus monogyna, corylus avellana, fagus sylvatica, carpinus betulus, quercus petraea, acer campestre, torminalis glaberrima, fraxinus excelsior, ligustrum vulgare, rosa arvensis, lonicera periclymenum, prunus avium, cornus sanguinea, prunus spinosa, viburnum lantana, brachypodium sylvaticum, euonymus europaeus, ilex aquifolium, quercus robur, rosa canina, quercus pubescens, arum maculatum, euphorbia amygdaloides, carex sylvatica, fragaria vesca, betula pendula, rubus fruticosus, clematis vitalba, carex flacca, acer pseudoplatanus, teucrium scorodonia, geum urbanum, polygonatum multiflorum, mercurialis perennis, lonicera xylosteum, brachypodium pinnatum, castanea sativa, dioscorea communis, anemone nemorosa, populus tremula, pteridium aquilinum, daphne laureola, salix caprea, solidago virgaurea, crataegus laevigata, pinus sylvestris, melica uniflora, alliaria petiolata, rabelera holostea