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