be, arr. halle-vilvoorde, acer pseudoplatanus, fraxinus excelsior, corylus avellana, quercus robur, sambucus nigra, hedera helix, lamium galeobdolon, castanea sativa, primula elatior, populus canadensis, alnus glutinosa, polygonatum multiflorum, arum maculatum, quercus rubra, anemone nemorosa, lonicera periclymenum, ribes rubrum, urtica dioica, prunus avium, athyrium filix-femina, ficaria verna, circaea lutetiana, glechoma hederacea, sorbus aucuparia, galanthus nivalis, fagus sylvatica, adoxa moschatellina, geum urbanum, alnus incana, silene dioica, carpinus betulus, prunus serotina, crataegus monogyna, viburnum opulus, angelica sylvestris, filipendula ulmaria, galium aparine, heracleum sphondylium, cardamine pratensis, hyacinthoides non-scripta, dryopteris dilatata, allium ursinum, stachys sylvatica, geranium robertianum, potentilla indica, dryopteris filix-mas, ranunculus repens, poa trivialis, cornus sanguinea, ajuga reptans