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