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