be, arr. leuven, urtica dioica, symphytum officinale, filipendula ulmaria, phragmites australis, galium aparine, calystegia sepium, phalaris arundinacea, solanum dulcamara, alnus glutinosa, lycopus europaeus, iris pseudacorus, lythrum salicaria, poa trivialis, angelica sylvestris, lysimachia vulgaris, glechoma hederacea, humulus lupulus, ranunculus repens, populus canadensis, epilobium hirsutum, heracleum sphondylium, caltha palustris, carex acuta, juncus effusus, galium palustre, sambucus nigra, glyceria maxima, impatiens glandulifera, persicaria hydropiper, cirsium palustre, cardamine pratensis, valeriana excelsa, galeopsis tetrahit, calamagrostis canescens, carex acutiformis, eupatorium cannabinum, cirsium arvense, fraxinus excelsior, quercus robur, cirsium oleraceum, salix alba, myosotis scorpioides, ficaria verna, salix cinerea, holcus lanatus, scutellaria galericulata, equisetum palustre, alopecurus pratensis, bidens frondosa, rumex obtusifolius