be, arr. halle-vilvoorde, acer pseudoplatanus, castanea sativa, fraxinus excelsior, hyacinthoides non-scripta, hedera helix, quercus robur, corylus avellana, arum maculatum, sambucus nigra, lonicera periclymenum, lamium galeobdolon, quercus rubra, polygonatum multiflorum, prunus avium, silene dioica, urtica dioica, ribes rubrum, glechoma hederacea, fagus sylvatica, geum urbanum, galanthus nivalis, circaea lutetiana, alnus glutinosa, sorbus aucuparia, rhododendron ponticum, galium aparine, heracleum sphondylium, ficaria verna, allium ursinum, carpinus betulus, prunus serotina, ilex aquifolium, crataegus monogyna, arum italicum, lathraea clandestina, adoxa moschatellina, geranium robertianum, anemone nemorosa, primula elatior, stachys sylvatica, potentilla indica, viburnum opulus, mespilus germanica, symphoricarpos albus, robinia pseudoacacia, athyrium filix-femina, pentaglottis sempervirens, dryopteris dilatata, dryopteris filix-mas, angelica sylvestris