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