be, arr. halle-vilvoorde, quercus robur, fraxinus excelsior, acer pseudoplatanus, corylus avellana, lonicera periclymenum, sambucus nigra, alnus glutinosa, urtica dioica, glechoma hederacea, sorbus aucuparia, populus canadensis, athyrium filix-femina, hedera helix, polygonatum multiflorum, silene dioica, geum urbanum, ficaria verna, quercus rubra, galium aparine, filipendula ulmaria, angelica sylvestris, circaea lutetiana, anemone nemorosa, prunus serotina, ribes rubrum, dryopteris carthusiana, adoxa moschatellina, crataegus monogyna, primula elatior, castanea sativa, arum maculatum, lamium galeobdolon, dryopteris dilatata, prunus avium, fagus sylvatica, poa trivialis, ranunculus repens, cardamine pratensis, galeopsis tetrahit, juncus effusus, heracleum sphondylium, betula pendula, carpinus betulus, hyacinthoides non-scripta, viburnum opulus, betula pubescens, alnus incana, humulus lupulus, stachys sylvatica, carex remota