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