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