be, arr. leuven, urtica dioica, filipendula ulmaria, lycopus europaeus, phragmites australis, lysimachia vulgaris, solanum dulcamara, juncus effusus, lythrum salicaria, phalaris arundinacea, iris pseudacorus, galium palustre, carex acuta, symphytum officinale, cirsium palustre, ranunculus repens, angelica sylvestris, persicaria hydropiper, cardamine pratensis, poa trivialis, glyceria maxima, alnus glutinosa, galium aparine, calystegia sepium, calamagrostis canescens, equisetum palustre, holcus lanatus, galeopsis tetrahit, caltha palustris, populus canadensis, cirsium arvense, carex acutiformis, myosotis scorpioides, alopecurus pratensis, equisetum fluviatile, epilobium hirsutum, valeriana excelsa, glechoma hederacea, scutellaria galericulata, humulus lupulus, rumex acetosa, persicaria amphibia, quercus robur, scirpus sylvaticus, rumex hydrolapathum, silene flos-cuculi, agrostis stolonifera, eupatorium cannabinum, lotus pedunculatus, bidens frondosa, glyceria fluitans