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