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