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