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