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