be, arr. leuven, quercus robur, lonicera periclymenum, castanea sativa, betula pendula, sorbus aucuparia, fagus sylvatica, frangula alnus, vaccinium myrtillus, deschampsia flexuosa, pteridium aquilinum, avenella flexuosa, quercus rubra, carex pilulifera, betula pubescens, molinia caerulea, teucrium scorodonia, calluna vulgaris, prunus serotina, pinus sylvestris, holcus mollis, corylus avellana, ilex aquifolium, hedera helix, quercus petraea, agrostis capillaris, acer pseudoplatanus, dryopteris carthusiana, polygonatum multiflorum, dryopteris dilatata, luzula pilosa, convallaria majalis, cytisus scoparius, carpinus betulus, maianthemum bifolium, anemone nemorosa, rumex angiocarpus, melampyrum pratense, populus tremula, juncus effusus, athyrium filix-femina, festuca filiformis, prunus avium, sambucus nigra, rumex acetosella, holcus lanatus, luzula multiflora, erica tetralix, anthoxanthum odoratum, galeopsis tetrahit, potentilla erecta