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