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