be, arr. tongeren, quercus robur, lonicera periclymenum, castanea sativa, corylus avellana, frangula alnus, betula pubescens, sorbus aucuparia, quercus rubra, hedera helix, betula pendula, prunus serotina, fraxinus excelsior, molinia caerulea, fagus sylvatica, polygonatum multiflorum, pteridium aquilinum, dryopteris carthusiana, ilex aquifolium, carpinus betulus, crataegus monogyna, hyacinthoides non-scripta, acer pseudoplatanus, alnus glutinosa, pinus sylvestris, teucrium scorodonia, dryopteris dilatata, anemone nemorosa, avenella flexuosa, populus tremula, deschampsia flexuosa, prunus avium, lamium galeobdolon, sambucus nigra, viburnum opulus, arum maculatum, urtica dioica, athyrium filix-femina, lysimachia vulgaris, vaccinium myrtillus, circaea lutetiana, mespilus germanica, convallaria majalis, rhododendron ponticum, glechoma hederacea, cornus sanguinea, ribes rubrum, amelanchier lamarckii, holcus mollis, geum urbanum, primula elatior