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