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