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