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