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