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