be, arr. leuven, quercus robur, urtica dioica, glechoma hederacea, populus canadensis, fraxinus excelsior, sambucus nigra, alnus glutinosa, galium aparine, ranunculus repens, poa trivialis, sorbus aucuparia, galeopsis tetrahit, prunus serotina, holcus lanatus, juncus effusus, filipendula ulmaria, corylus avellana, acer pseudoplatanus, lonicera periclymenum, crataegus monogyna, angelica sylvestris, geum urbanum, heracleum sphondylium, dryopteris carthusiana, agrostis capillaris, ficaria verna, quercus rubra, humulus lupulus, betula pendula, moehringia trinervia, athyrium filix-femina, symphytum officinale, phalaris arundinacea, cardamine pratensis, holcus mollis, cirsium arvense, lysimachia vulgaris, deschampsia cespitosa, ribes rubrum, frangula alnus, iris pseudacorus, solanum dulcamara, silene dioica, dryopteris dilatata, anemone nemorosa, dactylis glomerata, cirsium palustre, polygonatum multiflorum, alopecurus pratensis, arrhenatherum elatius