be, arr. leuven, urtica dioica, bidens frondosa, phalaris arundinacea, phragmites australis, calystegia sepium, symphytum officinale, lythrum salicaria, cirsium arvense, lysimachia vulgaris, lycopus europaeus, ranunculus repens, solanum dulcamara, iris pseudacorus, poa trivialis, thalictrum flavum, persicaria hydropiper, filipendula ulmaria, galium aparine, carex acuta, glyceria maxima, galium palustre, angelica archangelica, impatiens glandulifera, stachys palustris, persicaria amphibia, juncus effusus, galeopsis tetrahit, epilobium hirsutum, glechoma hederacea, agrostis stolonifera, populus canadensis, rumex obtusifolius, alopecurus pratensis, arrhenatherum elatius, cardamine pratensis, angelica sylvestris, epilobium ciliatum, calamagrostis canescens, scutellaria galericulata, eupatorium cannabinum, humulus lupulus, holcus lanatus, heracleum sphondylium, rorippa amphibia, barbarea stricta, myosotis scorpioides, vicia cracca, rumex crispus, carex riparia, rumex hydrolapathum