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