nl, groot-rijnmond, agrostis stolonifera, ranunculus repens, lolium perenne, trifolium repens, poa trivialis, holcus lanatus, elymus repens, cerastium holosteoides, cirsium arvense, poa pratensis, dactylis glomerata, ranunculus acris, alopecurus geniculatus, stellaria media, poa annua, phleum pratense, rumex acetosa, persicaria amphibia, plantago major, phragmites australis, bromus hordeaceus, argentina anserina, bellis perennis, festuca rubra, agrostis capillaris, carex hirta, urtica dioica, rumex crispus, polygonum aviculare, glechoma hederacea, alopecurus pratensis, plantago lanceolata, scorzoneroides autumnalis, glyceria fluitans, trifolium pratense, achillea millefolium, capsella bursa-pastoris, hordeum secalinum, phalaris arundinacea, rumex obtusifolius, bolboschoenus maritimus, cynosurus cristatus, arrhenatherum elatius, cardamine pratensis, ranunculus sceleratus, equisetum arvense, lolium pratense, elodea nuttallii, eleocharis palustris, anthoxanthum odoratum