be, arr. halle-vilvoorde, acer pseudoplatanus, quercus robur, corylus avellana, lonicera periclymenum, fraxinus excelsior, sorbus aucuparia, polygonatum multiflorum, hedera helix, fagus sylvatica, athyrium filix-femina, anemone nemorosa, sambucus nigra, dryopteris carthusiana, carpinus betulus, lamium galeobdolon, castanea sativa, prunus serotina, alnus glutinosa, quercus rubra, dryopteris dilatata, primula elatior, prunus avium, ficaria verna, urtica dioica, glechoma hederacea, betula pendula, circaea lutetiana, adoxa moschatellina, arum maculatum, betula pubescens, geum urbanum, hyacinthoides non-scripta, convallaria majalis, crataegus monogyna, frangula alnus, ribes rubrum, populus canadensis, silene dioica, pteridium aquilinum, deschampsia cespitosa, milium effusum, luzula pilosa, dryopteris filix-mas, oxalis acetosella, holcus mollis, viburnum opulus, juncus effusus, carex remota, galium aparine, poa trivialis