be, arr. leuven, urtica dioica, symphytum officinale, phalaris arundinacea, calystegia sepium, cirsium arvense, galium aparine, populus canadensis, phragmites australis, glechoma hederacea, heracleum sphondylium, poa trivialis, ranunculus repens, filipendula ulmaria, impatiens glandulifera, alopecurus pratensis, arrhenatherum elatius, lythrum salicaria, angelica sylvestris, iris pseudacorus, solanum dulcamara, holcus lanatus, anthriscus sylvestris, rumex obtusifolius, humulus lupulus, lycopus europaeus, galeopsis tetrahit, alnus glutinosa, epilobium hirsutum, bidens frondosa, lysimachia vulgaris, sambucus nigra, dactylis glomerata, quercus robur, elymus repens, persicaria amphibia, carex acuta, glyceria maxima, persicaria hydropiper, agrostis stolonifera, juncus effusus, stachys palustris, tanacetum vulgare, rubus caesius, crataegus monogyna, salix alba, fraxinus excelsior, equisetum arvense, vicia cracca, salix viminalis, eupatorium cannabinum