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