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