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