be, arr. leuven, betula pendula, quercus robur, castanea sativa, calluna vulgaris, agrostis capillaris, prunus serotina, teucrium scorodonia, quercus rubra, frangula alnus, pinus sylvestris, carex pilulifera, avenella flexuosa, deschampsia flexuosa, molinia caerulea, sorbus aucuparia, rumex angiocarpus, vaccinium myrtillus, festuca filiformis, rumex acetosella, lonicera periclymenum, hypericum perforatum, holcus lanatus, pteridium aquilinum, danthonia decumbens, holcus mollis, agrostis vinealis, cytisus scoparius, hieracium umbellatum, luzula campestris, betula pubescens, hypochaeris radicata, potentilla erecta, anthoxanthum odoratum, fagus sylvatica, juncus effusus, achillea millefolium, dryopteris dilatata, luzula multiflora, juncus tenuis, salix caprea, juncus conglomeratus, erica tetralix, dryopteris carthusiana, populus tremula, festuca rubra, robinia pseudoacacia, pinus nigra, corylus avellana, veronica officinalis, calamagrostis epigejos