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