be, arr. halle-vilvoorde, acer pseudoplatanus, fraxinus excelsior, sambucus nigra, corylus avellana, quercus robur, galanthus nivalis, castanea sativa, populus canadensis, hedera helix, quercus rubra, alnus glutinosa, lamium galeobdolon, primula elatior, urtica dioica, arum maculatum, glechoma hederacea, ribes rubrum, potentilla indica, polygonatum multiflorum, ficaria verna, circaea lutetiana, alnus incana, anemone nemorosa, heracleum sphondylium, geum urbanum, prunus serotina, galium aparine, silene dioica, prunus avium, lonicera periclymenum, athyrium filix-femina, angelica sylvestris, filipendula ulmaria, adoxa moschatellina, viburnum opulus, sorbus aucuparia, crataegus monogyna, fagus sylvatica, arum italicum, allium ursinum, cardamine pratensis, carpinus betulus, hyacinthoides non-scripta, symphytum officinale, pulmonaria officinalis, symphoricarpos albus, robinia pseudoacacia, lathraea clandestina, stachys sylvatica, humulus lupulus