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