nl, groot-rijnmond, agrostis stolonifera, trifolium repens, poa trivialis, ranunculus repens, lolium perenne, alopecurus geniculatus, bolboschoenus maritimus, elymus repens, holcus lanatus, phragmites australis, cerastium holosteoides, plantago major, cirsium arvense, poa annua, argentina anserina, stellaria media, ranunculus sceleratus, glyceria fluitans, poa pratensis, ranunculus acris, stuckenia pectinata, eleocharis palustris, polygonum aviculare, bellis perennis, juncus articulatus, triglochin palustris, phleum pratense, persicaria amphibia, scorzoneroides autumnalis, rumex acetosa, festuca rubra, carex hirta, dactylis glomerata, ceratophyllum demersum, lemna trisulca, rumex crispus, phalaris arundinacea, juncus gerardii, zannichellia palustris, urtica dioica, cardamine pratensis, bromus hordeaceus, hordeum secalinum, elodea nuttallii, atriplex prostrata, myriophyllum spicatum, juncus bufonius, alopecurus pratensis, trifolium pratense, glyceria maxima