be, arr. leuven, quercus robur, betula pendula, prunus serotina, quercus rubra, castanea sativa, sorbus aucuparia, pinus sylvestris, avenella flexuosa, lonicera periclymenum, frangula alnus, deschampsia flexuosa, carex pilulifera, teucrium scorodonia, calluna vulgaris, agrostis capillaris, molinia caerulea, fagus sylvatica, vaccinium myrtillus, pteridium aquilinum, dryopteris carthusiana, holcus mollis, dryopteris dilatata, betula pubescens, acer pseudoplatanus, holcus lanatus, rumex angiocarpus, juncus effusus, cytisus scoparius, ilex aquifolium, rumex acetosella, corylus avellana, festuca filiformis, sambucus nigra, salix caprea, luzula multiflora, quercus petraea, pinus nigra, populus tremula, anthoxanthum odoratum, luzula campestris, juncus conglomeratus, hypericum perforatum, hedera helix, athyrium filix-femina, galeopsis tetrahit, calamagrostis epigejos, luzula pilosa, danthonia decumbens, carpinus betulus, convallaria majalis