be, arr. leuven, populus canadensis, urtica dioica, quercus robur, glechoma hederacea, filipendula ulmaria, angelica sylvestris, symphytum officinale, galium aparine, heracleum sphondylium, galeopsis tetrahit, ranunculus repens, alnus glutinosa, poa trivialis, fraxinus excelsior, sambucus nigra, cirsium arvense, phalaris arundinacea, ribes rubrum, calystegia sepium, crataegus monogyna, holcus lanatus, humulus lupulus, phragmites australis, cardamine pratensis, arrhenatherum elatius, iris pseudacorus, juncus effusus, ficaria verna, geum urbanum, alopecurus pratensis, cirsium palustre, corylus avellana, silene dioica, lythrum salicaria, lysimachia vulgaris, lycopus europaeus, solanum dulcamara, acer pseudoplatanus, alnus incana, viburnum opulus, rumex obtusifolius, prunus serotina, carex acuta, deschampsia cespitosa, rubus caesius, persicaria hydropiper, carex acutiformis, eupatorium cannabinum, dactylis glomerata, scrophularia nodosa