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