be, arr. sint-niklaas, urtica dioica, populus canadensis, poa trivialis, galium aparine, ranunculus repens, symphytum officinale, cirsium arvense, phragmites australis, phalaris arundinacea, holcus lanatus, calystegia sepium, filipendula ulmaria, glechoma hederacea, epilobium hirsutum, heracleum sphondylium, lycopus europaeus, angelica sylvestris, lythrum salicaria, juncus effusus, rumex obtusifolius, galeopsis tetrahit, alopecurus pratensis, agrostis stolonifera, cardamine pratensis, iris pseudacorus, solanum dulcamara, cirsium palustre, alnus glutinosa, sambucus nigra, persicaria hydropiper, eupatorium cannabinum, arrhenatherum elatius, lolium perenne, carex acuta, lysimachia vulgaris, stellaria media, equisetum palustre, persicaria amphibia, glyceria maxima, humulus lupulus, galium palustre, caltha palustris, rumex acetosa, cerastium fontanum, myosotis scorpioides, anthriscus sylvestris, epilobium ciliatum, valeriana excelsa, elymus repens, rumex conglomeratus