be, arr. leuven, prunus serotina, quercus rubra, castanea sativa, pinus sylvestris, betula pendula, calluna vulgaris, quercus robur, carex pilulifera, avenella flexuosa, vaccinium myrtillus, sorbus aucuparia, deschampsia flexuosa, molinia caerulea, frangula alnus, agrostis capillaris, teucrium scorodonia, rumex acetosella, rumex angiocarpus, fagus sylvatica, lonicera periclymenum, cytisus scoparius, pteridium aquilinum, juncus tenuis, amelanchier lamarckii, festuca filiformis, erigeron canadensis, silene coronaria, agrostis vinealis, hypericum perforatum, holcus mollis, ilex aquifolium, luzula campestris, betula pubescens, erica tetralix, holcus lanatus, hypochaeris radicata, ornithopus perpusillus, danthonia decumbens, pilosella aurantiaca, dryopteris carthusiana, robinia pseudoacacia, dryopteris dilatata, achillea millefolium, pseudotsuga menziesii, pinus nigra, oxalis stricta, senecio inaequidens, hieracium umbellatum, populus tremula, juncus effusus