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