be, arr. sint-niklaas, lolium perenne, agrostis stolonifera, ranunculus repens, poa trivialis, matricaria discoidea, cirsium arvense, elymus repens, poa annua, trifolium repens, urtica dioica, plantago major, dactylis glomerata, stellaria media, polygonum aviculare, holcus lanatus, phragmites australis, capsella bursa-pastoris, glechoma hederacea, phalaris arundinacea, matricaria chamomilla, arrhenatherum elatius, rumex obtusifolius, elodea nuttallii, heracleum sphondylium, chenopodium album, lamium album, senecio vulgaris, rumex crispus, festuca rubra, phleum pratense, persicaria amphibia, veronica persica, plantago lanceolata, alopecurus geniculatus, sonchus oleraceus, anthriscus sylvestris, equisetum arvense, achillea millefolium, symphytum officinale, lepidium didymum, ranunculus acris, cerastium holosteoides, poa pratensis, epilobium hirsutum, bellis perennis, ranunculus sceleratus, argentina anserina, alopecurus pratensis, calystegia sepium, bromus hordeaceus