nl, groot-rijnmond, agrostis stolonifera, trifolium repens, lolium perenne, alopecurus geniculatus, poa trivialis, ranunculus repens, elymus repens, holcus lanatus, poa annua, stellaria media, plantago major, bolboschoenus maritimus, cerastium holosteoides, cirsium arvense, poa pratensis, argentina anserina, ranunculus acris, phleum pratense, glyceria fluitans, bellis perennis, ranunculus sceleratus, polygonum aviculare, carex hirta, rumex acetosa, scorzoneroides autumnalis, eleocharis palustris, juncus articulatus, dactylis glomerata, bromus hordeaceus, persicaria amphibia, triglochin palustris, festuca rubra, rumex crispus, hordeum secalinum, phragmites australis, alopecurus pratensis, cardamine pratensis, stuckenia pectinata, lolium pratense, phalaris arundinacea, capsella bursa-pastoris, agrostis capillaris, trifolium pratense, urtica dioica, juncus bufonius, cynosurus cristatus, persicaria hydropiper, juncus gerardii, ranunculus sardous, atriplex prostrata