be, arr. tongeren, quercus robur, lonicera periclymenum, corylus avellana, hedera helix, sorbus aucuparia, betula pubescens, fraxinus excelsior, polygonatum multiflorum, acer pseudoplatanus, betula pendula, fagus sylvatica, carpinus betulus, castanea sativa, dryopteris carthusiana, sambucus nigra, anemone nemorosa, prunus avium, frangula alnus, crataegus monogyna, holcus mollis, hyacinthoides non-scripta, pteridium aquilinum, teucrium scorodonia, glechoma hederacea, alnus glutinosa, dryopteris dilatata, athyrium filix-femina, urtica dioica, geum urbanum, ilex aquifolium, arum maculatum, quercus rubra, lamium galeobdolon, dryopteris filix-mas, populus tremula, circaea lutetiana, silene dioica, viola riviniana, galium aparine, adoxa moschatellina, viburnum opulus, prunus serotina, deschampsia flexuosa, moehringia trinervia, ficaria verna, poa trivialis, galeopsis tetrahit, ribes rubrum, primula elatior, avenella flexuosa