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