be, arr. leuven, quercus robur, populus canadensis, corylus avellana, lonicera periclymenum, sorbus aucuparia, alnus glutinosa, prunus serotina, fraxinus excelsior, betula pendula, frangula alnus, angelica sylvestris, urtica dioica, quercus rubra, glechoma hederacea, sambucus nigra, filipendula ulmaria, crataegus monogyna, galeopsis tetrahit, acer pseudoplatanus, ribes rubrum, juncus effusus, viburnum opulus, heracleum sphondylium, ranunculus repens, holcus lanatus, athyrium filix-femina, polygonatum multiflorum, anemone nemorosa, galium aparine, cirsium palustre, dryopteris carthusiana, agrostis capillaris, poa trivialis, geum urbanum, betula pubescens, moehringia trinervia, prunus avium, lysimachia vulgaris, arrhenatherum elatius, cardamine pratensis, molinia caerulea, ficaria verna, humulus lupulus, hedera helix, symphytum officinale, cirsium arvense, alnus incana, holcus mollis, salix caprea, viola riviniana