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