fr, pas-de-calais, fagus sylvatica, hedera helix, corylus avellana, hyacinthoides non-scripta, quercus robur, carpinus betulus, fraxinus excelsior, acer pseudoplatanus, euphorbia amygdaloides, mercurialis perennis, prunus avium, acer campestre, lonicera periclymenum, arum maculatum, crataegus monogyna, quercus petraea, ilex aquifolium, anemone nemorosa, polygonatum multiflorum, carex sylvatica, ligustrum vulgare, cornus sanguinea, lamium galeobdolon, betula pendula, dryopteris filix-mas, rosa arvensis, torminalis glaberrima, viola reichenbachiana, euonymus europaeus, betula pubescens, galium odoratum, melica uniflora, brachypodium sylvaticum, pteridium aquilinum, milium effusum, fragaria vesca, castanea sativa, geum urbanum, viburnum lantana, ruscus aculeatus, sanicula europaea, clematis vitalba, neottia ovata, daphne laureola, sorbus aucuparia, viburnum opulus, solidago virgaurea, luzula pilosa, mespilus germanica, teucrium scorodonia