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