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