be, arr. leuven, urtica dioica, symphytum officinale, iris pseudacorus, solanum dulcamara, phalaris arundinacea, lythrum salicaria, phragmites australis, calystegia sepium, filipendula ulmaria, lycopus europaeus, alnus glutinosa, ranunculus repens, glechoma hederacea, lysimachia vulgaris, galium palustre, quercus robur, juncus effusus, poa trivialis, carex acuta, persicaria hydropiper, angelica sylvestris, carex riparia, galium aparine, glyceria maxima, humulus lupulus, fraxinus excelsior, populus canadensis, cardamine pratensis, cirsium arvense, myosotis scorpioides, cirsium palustre, galeopsis tetrahit, calamagrostis canescens, salix cinerea, agrostis stolonifera, persicaria amphibia, holcus lanatus, alopecurus pratensis, epilobium hirsutum, rorippa amphibia, sambucus nigra, stachys palustris, heracleum sphondylium, equisetum palustre, rubus caesius, scutellaria galericulata, glyceria fluitans, crataegus monogyna, eupatorium cannabinum, valeriana officinalis