be, arr. mechelen, quercus rubra, quercus robur, prunus serotina, castanea sativa, sorbus aucuparia, pinus sylvestris, frangula alnus, lonicera periclymenum, betula pendula, dryopteris dilatata, molinia caerulea, vaccinium myrtillus, fagus sylvatica, dryopteris carthusiana, amelanchier lamarckii, acer pseudoplatanus, avenella flexuosa, deschampsia flexuosa, betula pubescens, corylus avellana, rhododendron ponticum, pteridium aquilinum, carex pilulifera, teucrium scorodonia, calluna vulgaris, ilex aquifolium, pinus nigra, juncus effusus, larix kaempferi, athyrium filix-femina, hedera helix, pseudotsuga menziesii, sambucus nigra, agrostis capillaris, maianthemum bifolium, alnus glutinosa, polygonatum multiflorum, robinia pseudoacacia, holcus mollis, convallaria majalis, luzula pilosa, picea abies, larix decidua, alnus incana, potentilla indica, holcus lanatus, fraxinus excelsior, salix caprea, prunus avium, urtica dioica