nl, delft en westland, agrostis stolonifera, ranunculus repens, lolium perenne, poa trivialis, trifolium repens, stellaria media, poa annua, elymus repens, holcus lanatus, alopecurus geniculatus, glyceria fluitans, phalaris arundinacea, ranunculus acris, persicaria amphibia, dactylis glomerata, phleum pratense, alopecurus pratensis, glyceria maxima, rumex acetosa, cerastium holosteoides, cirsium arvense, polygonum aviculare, persicaria hydropiper, ranunculus sceleratus, capsella bursa-pastoris, poa pratensis, glechoma hederacea, plantago major, myosotis scorpioides, bellis perennis, argentina anserina, spirodela polyrhiza, cardamine pratensis, bromus hordeaceus, elodea nuttallii, rumex obtusifolius, lemna trisulca, juncus articulatus, rumex crispus, urtica dioica, sparganium erectum, rorippa amphibia, eleocharis palustris, lolium pratense, ceratophyllum demersum, equisetum fluviatile, galium palustre, stellaria alsine, oenanthe fistulosa, carex hirta