nl, groot-rijnmond, ranunculus repens, agrostis stolonifera, lolium perenne, poa trivialis, trifolium repens, alopecurus geniculatus, holcus lanatus, elymus repens, stellaria media, poa annua, cerastium holosteoides, ranunculus acris, glyceria fluitans, rumex acetosa, phleum pratense, alopecurus pratensis, dactylis glomerata, cirsium arvense, poa pratensis, persicaria amphibia, phalaris arundinacea, cardamine pratensis, plantago major, polygonum aviculare, capsella bursa-pastoris, bellis perennis, bromus hordeaceus, persicaria hydropiper, rumex obtusifolius, glyceria maxima, eleocharis palustris, ranunculus sceleratus, argentina anserina, glechoma hederacea, urtica dioica, carex hirta, scorzoneroides autumnalis, lolium pratense, rumex crispus, agrostis capillaris, spirodela polyrhiza, juncus articulatus, oenanthe fistulosa, myosotis scorpioides, elodea nuttallii, bolboschoenus maritimus, festuca rubra, lemna trisulca, anthoxanthum odoratum, butomus umbellatus