fr, pas-de-calais, fagus sylvatica, hedera helix, crataegus monogyna, corylus avellana, lonicera periclymenum, quercus robur, carpinus betulus, acer campestre, torminalis glaberrima, euphorbia amygdaloides, ligustrum vulgare, cornus sanguinea, fraxinus excelsior, ilex aquifolium, carex flacca, prunus avium, rosa arvensis, quercus petraea, mercurialis perennis, brachypodium sylvaticum, viburnum lantana, teucrium scorodonia, anemone nemorosa, fragaria vesca, pteridium aquilinum, hyacinthoides non-scripta, betula pendula, carex sylvatica, melica uniflora, brachypodium pinnatum, viola reichenbachiana, prunus spinosa, arum maculatum, solidago virgaurea, castanea sativa, euonymus europaeus, acer pseudoplatanus, avenella flexuosa, betula pubescens, clematis vitalba, polygonatum multiflorum, deschampsia flexuosa, cornus mas, quercus pubescens, ruscus aculeatus, primula veris, daphne laureola, vicia sepium, viola hirta, rubia peregrina