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