be, arr. sint-niklaas, ranunculus repens, urtica dioica, poa trivialis, holcus lanatus, cirsium arvense, lolium perenne, symphytum officinale, heracleum sphondylium, arrhenatherum elatius, galium aparine, agrostis stolonifera, populus canadensis, phragmites australis, glechoma hederacea, rumex obtusifolius, calystegia sepium, alopecurus pratensis, phalaris arundinacea, cerastium fontanum, trifolium repens, ranunculus acris, cardamine pratensis, rumex acetosa, juncus effusus, lolium multiflorum, filipendula ulmaria, persicaria amphibia, stellaria media, dactylis glomerata, lythrum salicaria, epilobium hirsutum, plantago lanceolata, elymus repens, angelica sylvestris, equisetum arvense, iris pseudacorus, rumex crispus, equisetum palustre, plantago major, lycopus europaeus, persicaria hydropiper, eupatorium cannabinum, phleum pratense, cerastium holosteoides, galeopsis tetrahit, anthriscus sylvestris, trifolium pratense, festuca rubra, agrostis capillaris, sambucus nigra