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