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