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