be, arr. leuven, populus canadensis, angelica sylvestris, filipendula ulmaria, quercus robur, urtica dioica, heracleum sphondylium, ranunculus repens, glechoma hederacea, arrhenatherum elatius, alopecurus pratensis, symphytum officinale, cirsium arvense, holcus lanatus, galium aparine, galeopsis tetrahit, poa trivialis, alnus glutinosa, phalaris arundinacea, cirsium palustre, juncus effusus, calystegia sepium, ranunculus acris, rumex acetosa, fraxinus excelsior, stellaria graminea, sambucus nigra, crataegus monogyna, cardamine pratensis, phragmites australis, iris pseudacorus, carex acuta, lythrum salicaria, agrostis capillaris, ribes rubrum, lysimachia vulgaris, lathyrus pratensis, ficaria verna, humulus lupulus, cerastium fontanum, equisetum palustre, vicia cracca, silene flos-cuculi, dactylis glomerata, geum urbanum, rumex obtusifolius, solanum dulcamara, lycopus europaeus, persicaria amphibia, lolium perenne, corylus avellana