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