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