be, arr. leuven, quercus robur, betula pendula, sorbus aucuparia, agrostis capillaris, frangula alnus, pinus sylvestris, quercus rubra, lonicera periclymenum, castanea sativa, prunus serotina, teucrium scorodonia, carex pilulifera, holcus lanatus, avenella flexuosa, calluna vulgaris, vaccinium myrtillus, deschampsia flexuosa, molinia caerulea, fagus sylvatica, corylus avellana, holcus mollis, acer pseudoplatanus, pteridium aquilinum, betula pubescens, anthoxanthum odoratum, hypericum perforatum, luzula campestris, rumex angiocarpus, hieracium umbellatum, dryopteris carthusiana, salix caprea, dryopteris dilatata, ranunculus repens, sambucus nigra, rumex acetosella, achillea millefolium, cytisus scoparius, rumex acetosa, festuca filiformis, danthonia decumbens, juncus effusus, polygonatum multiflorum, populus tremula, hedera helix, cirsium arvense, prunus avium, festuca rubra, luzula multiflora, carpinus betulus, arrhenatherum elatius