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