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