be, arr. tongeren, quercus robur, pinus sylvestris, calluna vulgaris, frangula alnus, molinia caerulea, betula pendula, avenella flexuosa, agrostis capillaris, deschampsia flexuosa, betula pubescens, sorbus aucuparia, lonicera periclymenum, prunus serotina, quercus rubra, vaccinium myrtillus, erica tetralix, carex pilulifera, rumex acetosella, holcus lanatus, rumex angiocarpus, pteridium aquilinum, teucrium scorodonia, juncus effusus, holcus mollis, festuca filiformis, dryopteris dilatata, ceratocapnos claviculata, dryopteris carthusiana, danthonia decumbens, agrostis vinealis, ilex aquifolium, galium saxatile, cytisus scoparius, potentilla erecta, castanea sativa, hypericum perforatum, fagus sylvatica, anthoxanthum odoratum, hypochaeris radicata, luzula campestris, lysimachia vulgaris, agrostis canina, amelanchier lamarckii, luzula multiflora, populus tremula, ranunculus repens, rubus plicatus, quercus petraea, agrostis stolonifera, plantago lanceolata