be, arr. maaseik, quercus robur, prunus serotina, sorbus aucuparia, pinus sylvestris, frangula alnus, quercus rubra, betula pendula, molinia caerulea, dryopteris carthusiana, dryopteris dilatata, avenella flexuosa, deschampsia flexuosa, betula pubescens, lonicera periclymenum, vaccinium myrtillus, amelanchier lamarckii, calluna vulgaris, pinus nigra, fagus sylvatica, pseudotsuga menziesii, castanea sativa, ceratocapnos claviculata, ilex aquifolium, juncus effusus, carex pilulifera, larix kaempferi, agrostis capillaris, pteridium aquilinum, picea abies, erica tetralix, holcus lanatus, alnus glutinosa, teucrium scorodonia, corylus avellana, rhododendron ponticum, holcus mollis, populus tremula, sambucus nigra, acer pseudoplatanus, galeopsis tetrahit, salix cinerea, rubus idaeus, athyrium filix-femina, hedera helix, lysimachia vulgaris, rumex angiocarpus, robinia pseudoacacia, urtica dioica, pinus strobus, rumex acetosella