be, arr. halle-vilvoorde, acer pseudoplatanus, quercus robur, lonicera periclymenum, fagus sylvatica, castanea sativa, corylus avellana, fraxinus excelsior, sorbus aucuparia, hedera helix, polygonatum multiflorum, hyacinthoides non-scripta, quercus rubra, athyrium filix-femina, dryopteris dilatata, sambucus nigra, anemone nemorosa, lamium galeobdolon, pteridium aquilinum, prunus avium, carpinus betulus, ilex aquifolium, prunus serotina, dryopteris carthusiana, circaea lutetiana, arum maculatum, betula pendula, oxalis acetosella, betula pubescens, urtica dioica, alnus glutinosa, adoxa moschatellina, dryopteris filix-mas, teucrium scorodonia, vaccinium myrtillus, geum urbanum, ficaria verna, luzula pilosa, silene dioica, glechoma hederacea, milium effusum, primula elatior, frangula alnus, holcus mollis, convallaria majalis, ajuga reptans, crataegus monogyna, deschampsia flexuosa, quercus petraea, carex remota, avenella flexuosa