be, arr. tongeren, pinus sylvestris, avenella flexuosa, betula pendula, quercus robur, deschampsia flexuosa, vaccinium myrtillus, calluna vulgaris, frangula alnus, sorbus aucuparia, prunus serotina, molinia caerulea, quercus rubra, galium saxatile, carex pilulifera, dryopteris carthusiana, fagus sylvatica, agrostis capillaris, rumex angiocarpus, dryopteris dilatata, rumex acetosella, agrostis vinealis, lonicera periclymenum, betula pubescens, amelanchier lamarckii, vaccinium vitis-idaea, festuca filiformis, pseudotsuga menziesii, danthonia decumbens, ceratocapnos claviculata, quercus petraea, rubus plicatus, holcus mollis, picea abies, erica tetralix, pteridium aquilinum, teucrium scorodonia, hypericum perforatum, cytisus scoparius, ilex aquifolium, melampyrum pratense, luzula campestris, holcus lanatus, pinus nigra, carex arenaria, castanea sativa, nardus stricta, hypochaeris radicata, rubus idaeus, pilosella officinarum, hieracium laevigatum