be, arr. leuven, phalaris arundinacea, symphytum officinale, urtica dioica, galium aparine, calystegia sepium, solanum dulcamara, phragmites australis, filipendula ulmaria, lythrum salicaria, iris pseudacorus, cirsium arvense, poa trivialis, lysimachia vulgaris, lycopus europaeus, glechoma hederacea, humulus lupulus, thalictrum flavum, ranunculus repens, galeopsis tetrahit, calamagrostis canescens, carex riparia, galium palustre, carex acuta, persicaria hydropiper, stachys palustris, rubus caesius, glyceria maxima, impatiens glandulifera, populus canadensis, alopecurus pratensis, angelica sylvestris, scutellaria galericulata, rumex obtusifolius, juncus effusus, persicaria amphibia, salix euxina, bidens frondosa, sambucus nigra, rorippa amphibia, salix alba, alnus glutinosa, epilobium hirsutum, carex acutiformis, myosotis scorpioides, impatiens noli-tangere, elymus repens, agrostis stolonifera, heracleum sphondylium, salix triandra, salix cinerea