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