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