be, arr. leuven, fagus sylvatica, prunus serotina, quercus rubra, castanea sativa, quercus robur, betula pendula, sorbus aucuparia, pinus sylvestris, dryopteris dilatata, carex pilulifera, dryopteris carthusiana, avenella flexuosa, vaccinium myrtillus, lonicera periclymenum, acer pseudoplatanus, deschampsia flexuosa, pinus nigra, pteridium aquilinum, frangula alnus, molinia caerulea, teucrium scorodonia, ilex aquifolium, calluna vulgaris, pseudotsuga menziesii, agrostis capillaris, picea abies, luzula pilosa, betula pubescens, juncus effusus, athyrium filix-femina, holcus mollis, corylus avellana, convallaria majalis, quercus petraea, salix caprea, larix kaempferi, larix decidua, sambucus nigra, rubus idaeus, oxalis acetosella, moehringia trinervia, calamagrostis epigejos, hedera helix, dryopteris filix-mas, urtica dioica, maianthemum bifolium, holcus lanatus, carpinus betulus, juncus conglomeratus, luzula multiflora