be, arr. leuven, quercus robur, pinus sylvestris, quercus rubra, betula pendula, prunus serotina, molinia caerulea, frangula alnus, sorbus aucuparia, calluna vulgaris, deschampsia flexuosa, avenella flexuosa, agrostis capillaris, castanea sativa, vaccinium myrtillus, dryopteris dilatata, dryopteris carthusiana, juncus effusus, betula pubescens, carex pilulifera, lonicera periclymenum, amelanchier lamarckii, rumex angiocarpus, erica tetralix, pinus nigra, rumex acetosella, juncus tenuis, agrostis vinealis, holcus lanatus, fagus sylvatica, festuca filiformis, teucrium scorodonia, rhododendron ponticum, larix kaempferi, juncus conglomeratus, juncus bulbosus, holcus mollis, pseudotsuga menziesii, silene coronaria, pteridium aquilinum, ilex aquifolium, ceratocapnos claviculata, erigeron canadensis, potentilla indica, danthonia decumbens, agrostis canina, luzula campestris, hypericum perforatum, galeopsis tetrahit, cytisus scoparius, acer pseudoplatanus