fr, ardennes, fagus sylvatica, quercus petraea, lonicera periclymenum, carpinus betulus, hedera helix, pteridium aquilinum, ilex aquifolium, dryopteris carthusiana, corylus avellana, quercus robur, avenella flexuosa, betula pendula, deschampsia flexuosa, carex sylvatica, luzula pilosa, carex pilulifera, dryopteris filix-mas, fraxinus excelsior, deschampsia cespitosa, athyrium filix-femina, crataegus monogyna, teucrium scorodonia, milium effusum, oxalis acetosella, holcus mollis, betula pubescens, populus tremula, frangula alnus, molinia caerulea, vaccinium myrtillus, anemone nemorosa, prunus avium, polygonatum multiflorum, sorbus aucuparia, rosa arvensis, lamium galeobdolon, castanea sativa, rabelera holostea, torminalis glaberrima, euphorbia amygdaloides, acer pseudoplatanus, hypericum pulchrum, rubus fruticosus, circaea lutetiana, luzula sylvatica, convallaria majalis, arum maculatum, brachypodium sylvaticum, carex remota, pinus sylvestris