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