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