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