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