fr, ardennes, fagus sylvatica, avenella flexuosa, deschampsia flexuosa, quercus petraea, vaccinium myrtillus, dryopteris carthusiana, sorbus aucuparia, quercus robur, oxalis acetosella, pteridium aquilinum, luzula luzuloides, betula pendula, picea abies, carex pilulifera, frangula alnus, pinus sylvestris, holcus mollis, lonicera periclymenum, deschampsia cespitosa, athyrium filix-femina, carpinus betulus, molinia caerulea, luzula pilosa, betula pubescens, rubus idaeus, acer pseudoplatanus, calluna vulgaris, teucrium scorodonia, melampyrum pratense, ilex aquifolium, anemone nemorosa, juncus effusus, dryopteris dilatata, abies alba, alnus glutinosa, galium saxatile, corylus avellana, milium effusum, luzula sylvatica, dryopteris filix-mas, fraxinus excelsior, agrostis capillaris, digitalis purpurea, populus tremula, hedera helix, rabelera holostea, convallaria majalis, maianthemum bifolium, hypericum pulchrum, senecio ovatus