be, arr. leuven, urtica dioica, calystegia sepium, phragmites australis, galium aparine, cirsium arvense, phalaris arundinacea, symphytum officinale, epilobium hirsutum, poa trivialis, lycopus europaeus, heracleum sphondylium, anthriscus sylvestris, solanum dulcamara, glechoma hederacea, galeopsis tetrahit, lythrum salicaria, iris pseudacorus, angelica sylvestris, eupatorium cannabinum, valeriana officinalis, angelica archangelica, ranunculus repens, filipendula ulmaria, rumex obtusifolius, rubus caesius, stachys palustris, dactylis glomerata, elymus repens, thalictrum flavum, arrhenatherum elatius, sambucus nigra, agrostis stolonifera, cardamine amara, caltha palustris, lysimachia vulgaris, humulus lupulus, glyceria maxima, persicaria amphibia, alopecurus pratensis, salix viminalis, myosotis scorpioides, holcus lanatus, carex riparia, equisetum arvense, crataegus monogyna, alnus glutinosa, fraxinus excelsior, salix alba, galium palustre, populus canadensis