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