be, arr. halle-vilvoorde, quercus robur, ranunculus repens, fraxinus excelsior, urtica dioica, corylus avellana, lonicera periclymenum, holcus lanatus, angelica sylvestris, glechoma hederacea, heracleum sphondylium, acer pseudoplatanus, populus canadensis, alnus glutinosa, juncus effusus, sambucus nigra, poa trivialis, betula pendula, filipendula ulmaria, galium aparine, galeopsis tetrahit, athyrium filix-femina, agrostis capillaris, castanea sativa, geum urbanum, hedera helix, teucrium scorodonia, cirsium palustre, sorbus aucuparia, cardamine pratensis, cirsium arvense, quercus rubra, holcus mollis, crataegus monogyna, anemone nemorosa, arrhenatherum elatius, polygonatum multiflorum, silene dioica, ranunculus acris, prunus avium, ficaria verna, carpinus betulus, salix caprea, scrophularia nodosa, rumex acetosa, ajuga reptans, primula elatior, frangula alnus, prunus serotina, arum maculatum, stachys sylvatica