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