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