nl, delft en westland, lolium perenne, agrostis stolonifera, poa trivialis, ranunculus repens, trifolium repens, stellaria media, poa annua, alopecurus geniculatus, elymus repens, holcus lanatus, cirsium arvense, cerastium holosteoides, plantago major, ranunculus acris, dactylis glomerata, phleum pratense, rumex acetosa, poa pratensis, polygonum aviculare, bellis perennis, glyceria fluitans, bromus hordeaceus, persicaria amphibia, argentina anserina, capsella bursa-pastoris, alopecurus pratensis, phalaris arundinacea, rumex crispus, rumex obtusifolius, cardamine pratensis, scorzoneroides autumnalis, ranunculus sceleratus, juncus articulatus, urtica dioica, carex hirta, eleocharis palustris, bolboschoenus maritimus, persicaria hydropiper, glechoma hederacea, festuca rubra, lolium pratense, trifolium pratense, plantago lanceolata, phragmites australis, triglochin palustris, agrostis capillaris, glyceria maxima, cynosurus cristatus, matricaria discoidea, hordeum secalinum