be, arr. leuven, quercus robur, populus canadensis, filipendula ulmaria, alnus glutinosa, glechoma hederacea, urtica dioica, fraxinus excelsior, ribes rubrum, angelica sylvestris, symphytum officinale, galium aparine, galeopsis tetrahit, sambucus nigra, humulus lupulus, crataegus monogyna, heracleum sphondylium, corylus avellana, iris pseudacorus, viburnum opulus, ranunculus repens, ficaria verna, poa trivialis, geum urbanum, cardamine pratensis, phalaris arundinacea, cirsium palustre, solanum dulcamara, juncus effusus, athyrium filix-femina, lonicera periclymenum, calystegia sepium, phragmites australis, moehringia trinervia, lysimachia vulgaris, lythrum salicaria, sorbus aucuparia, silene dioica, lycopus europaeus, acer pseudoplatanus, dryopteris carthusiana, carex acuta, rubus caesius, circaea lutetiana, cirsium arvense, holcus lanatus, anemone nemorosa, galium palustre, alnus incana, betula pendula, prunus serotina