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