be, arr. tongeren, pinus sylvestris, prunus serotina, quercus robur, avenella flexuosa, betula pendula, sorbus aucuparia, deschampsia flexuosa, quercus rubra, vaccinium myrtillus, dryopteris carthusiana, dryopteris dilatata, frangula alnus, fagus sylvatica, pseudotsuga menziesii, molinia caerulea, calluna vulgaris, ceratocapnos claviculata, lonicera periclymenum, amelanchier lamarckii, carex pilulifera, betula pubescens, pinus nigra, ilex aquifolium, picea abies, agrostis capillaris, galium saxatile, pteridium aquilinum, castanea sativa, rumex angiocarpus, quercus petraea, larix kaempferi, rumex acetosella, holcus mollis, vaccinium vitis-idaea, rubus idaeus, melampyrum pratense, galeopsis tetrahit, teucrium scorodonia, rubus gratus, maianthemum bifolium, acer pseudoplatanus, moehringia trinervia, rubus plicatus, luzula pilosa, digitalis purpurea, oxalis acetosella, populus tremula, senecio sylvaticus, juncus effusus, erica tetralix