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