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