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