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