nl, delft en westland, agrostis stolonifera, ranunculus repens, lolium perenne, poa trivialis, trifolium repens, elymus repens, alopecurus geniculatus, poa annua, stellaria media, persicaria amphibia, glyceria maxima, glyceria fluitans, holcus lanatus, dactylis glomerata, elodea nuttallii, phleum pratense, ranunculus acris, alopecurus pratensis, cirsium arvense, spirodela polyrhiza, ranunculus sceleratus, phalaris arundinacea, poa pratensis, cerastium holosteoides, capsella bursa-pastoris, polygonum aviculare, bellis perennis, eleocharis palustris, lemna trisulca, rumex acetosa, myosotis scorpioides, sparganium erectum, argentina anserina, glechoma hederacea, potamogeton pusillus, butomus umbellatus, carex hirta, bromus hordeaceus, stuckenia pectinata, plantago major, ceratophyllum demersum, cardamine pratensis, ranunculus circinatus, persicaria hydropiper, equisetum fluviatile, bolboschoenus maritimus, rumex crispus, phragmites australis, urtica dioica, agrostis capillaris