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