be, arr. antwerpen, quercus rubra, pinus sylvestris, prunus serotina, quercus robur, pinus nigra, betula pendula, molinia caerulea, sorbus aucuparia, dryopteris dilatata, rhododendron ponticum, frangula alnus, castanea sativa, avenella flexuosa, deschampsia flexuosa, calluna vulgaris, vaccinium myrtillus, amelanchier lamarckii, pseudotsuga menziesii, dryopteris carthusiana, fagus sylvatica, larix kaempferi, betula pubescens, juncus tenuis, carex pilulifera, agrostis capillaris, lonicera periclymenum, erica tetralix, juncus effusus, ilex aquifolium, geum macrophyllum, ceratocapnos claviculata, pteridium aquilinum, picea abies, teucrium scorodonia, larix decidua, rumex angiocarpus, rumex acetosella, potentilla indica, holcus lanatus, acer pseudoplatanus, pinus strobus, pinus pinaster, agrostis vinealis, pilosella aurantiaca, silene coronaria, claytonia sibirica, robinia pseudoacacia, erigeron canadensis, bidens frondosa, oxalis stricta