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