nl, groot-rijnmond, agrostis stolonifera, ranunculus repens, poa trivialis, phragmites australis, lolium perenne, cirsium arvense, trifolium repens, elymus repens, urtica dioica, cerastium holosteoides, persicaria amphibia, dactylis glomerata, holcus lanatus, ranunculus acris, glechoma hederacea, stellaria media, argentina anserina, poa pratensis, glyceria maxima, elodea nuttallii, plantago major, poa annua, phleum pratense, phalaris arundinacea, rumex crispus, spirodela polyrhiza, bellis perennis, alopecurus geniculatus, rumex acetosa, lemna trisulca, symphytum officinale, stuckenia pectinata, festuca rubra, trifolium pratense, glyceria fluitans, anthriscus sylvestris, bolboschoenus maritimus, arrhenatherum elatius, carex hirta, polygonum aviculare, ceratophyllum demersum, alopecurus pratensis, plantago lanceolata, equisetum arvense, ranunculus sceleratus, epilobium hirsutum, sparganium erectum, potamogeton pusillus, ranunculus circinatus, bromus hordeaceus