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