be, arr. tongeren, quercus robur, lonicera periclymenum, sorbus aucuparia, corylus avellana, betula pubescens, betula pendula, fagus sylvatica, hedera helix, frangula alnus, polygonatum multiflorum, dryopteris carthusiana, acer pseudoplatanus, castanea sativa, fraxinus excelsior, dryopteris dilatata, ilex aquifolium, pteridium aquilinum, sambucus nigra, deschampsia flexuosa, quercus rubra, avenella flexuosa, prunus avium, holcus mollis, anemone nemorosa, carpinus betulus, teucrium scorodonia, crataegus monogyna, molinia caerulea, vaccinium myrtillus, athyrium filix-femina, urtica dioica, prunus serotina, glechoma hederacea, agrostis capillaris, moehringia trinervia, dryopteris filix-mas, geum urbanum, populus tremula, alnus glutinosa, galeopsis tetrahit, luzula pilosa, oxalis acetosella, holcus lanatus, galium aparine, hyacinthoides non-scripta, carex pilulifera, milium effusum, arum maculatum, poa trivialis, lamium galeobdolon