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