be, arr. antwerpen, prunus serotina, quercus robur, quercus rubra, sorbus aucuparia, pinus sylvestris, betula pendula, frangula alnus, amelanchier lamarckii, avenella flexuosa, molinia caerulea, deschampsia flexuosa, agrostis capillaris, castanea sativa, dryopteris dilatata, fagus sylvatica, lonicera periclymenum, calluna vulgaris, vaccinium myrtillus, dryopteris carthusiana, holcus lanatus, juncus tenuis, pseudotsuga menziesii, ilex aquifolium, rhododendron ponticum, carex pilulifera, juncus effusus, betula pubescens, geum macrophyllum, rumex angiocarpus, rumex acetosella, claytonia sibirica, ceratocapnos claviculata, holcus mollis, galeopsis tetrahit, pinus nigra, ranunculus repens, potentilla indica, acer pseudoplatanus, silene coronaria, larix kaempferi, urtica dioica, claytonia perfoliata, pteridium aquilinum, cytisus scoparius, erica tetralix, pilosella aurantiaca, teucrium scorodonia, sambucus nigra, rumex acetosa, hypochaeris radicata