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