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