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