be, arr. leuven, urtica dioica, symphytum officinale, phalaris arundinacea, bidens frondosa, calystegia sepium, phragmites australis, angelica archangelica, thalictrum flavum, lythrum salicaria, cirsium arvense, lycopus europaeus, impatiens glandulifera, solanum dulcamara, lysimachia vulgaris, iris pseudacorus, galium aparine, poa trivialis, filipendula ulmaria, ranunculus repens, stachys palustris, persicaria hydropiper, glechoma hederacea, humulus lupulus, solidago gigantea, epilobium hirsutum, carex acuta, galium palustre, glyceria maxima, salix viminalis, calamagrostis canescens, galeopsis tetrahit, heracleum sphondylium, salix alba, rorippa amphibia, populus canadensis, rumex obtusifolius, scutellaria galericulata, carex riparia, barbarea stricta, persicaria amphibia, alopecurus pratensis, epilobium ciliatum, salix euxina, rubus caesius, eupatorium cannabinum, sambucus nigra, salix triandra, atriplex prostrata, angelica sylvestris, cardamine pratensis