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