nl, delft en westland, agrostis stolonifera, ranunculus repens, trifolium repens, alopecurus geniculatus, poa trivialis, lolium perenne, holcus lanatus, glyceria fluitans, poa annua, stellaria media, rumex acetosa, elymus repens, eleocharis palustris, ranunculus acris, persicaria amphibia, cerastium holosteoides, cardamine pratensis, phleum pratense, juncus articulatus, ranunculus sceleratus, alopecurus pratensis, phalaris arundinacea, oenanthe fistulosa, bellis perennis, poa pratensis, plantago major, persicaria hydropiper, argentina anserina, cirsium arvense, glyceria maxima, carex hirta, lolium pratense, myosotis scorpioides, bromus hordeaceus, polygonum aviculare, scorzoneroides autumnalis, triglochin palustris, rumex crispus, dactylis glomerata, bolboschoenus maritimus, anthoxanthum odoratum, galium palustre, juncus effusus, capsella bursa-pastoris, agrostis capillaris, lemna trisulca, spirodela polyrhiza, butomus umbellatus, festuca rubra, sparganium erectum