be, arr. leuven, populus canadensis, urtica dioica, symphytum officinale, glechoma hederacea, quercus robur, heracleum sphondylium, cirsium arvense, phragmites australis, galium aparine, angelica sylvestris, ranunculus repens, calystegia sepium, poa trivialis, filipendula ulmaria, phalaris arundinacea, galeopsis tetrahit, arrhenatherum elatius, sambucus nigra, alnus glutinosa, fraxinus excelsior, holcus lanatus, crataegus monogyna, iris pseudacorus, alopecurus pratensis, humulus lupulus, solanum dulcamara, lycopus europaeus, rubus caesius, lythrum salicaria, cirsium palustre, juncus effusus, eupatorium cannabinum, lysimachia vulgaris, ribes rubrum, cardamine pratensis, geum urbanum, anthriscus sylvestris, epilobium hirsutum, dactylis glomerata, equisetum arvense, carex acuta, rumex obtusifolius, agrostis stolonifera, silene dioica, acer pseudoplatanus, agrostis capillaris, ficaria verna, ranunculus acris, salix cinerea, rumex acetosa