nl, oost-zuid-holland, ranunculus repens, lolium perenne, poa trivialis, agrostis stolonifera, trifolium repens, holcus lanatus, elymus repens, dactylis glomerata, ranunculus acris, poa annua, persicaria amphibia, rumex acetosa, alopecurus pratensis, stellaria media, cirsium arvense, alopecurus geniculatus, phleum pratense, cerastium holosteoides, phalaris arundinacea, glyceria fluitans, poa pratensis, glechoma hederacea, bellis perennis, rumex obtusifolius, polygonum aviculare, plantago major, glyceria maxima, cardamine pratensis, urtica dioica, capsella bursa-pastoris, bromus hordeaceus, festuca rubra, plantago lanceolata, argentina anserina, rumex crispus, trifolium pratense, carex hirta, agrostis capillaris, scorzoneroides autumnalis, achillea millefolium, lolium pratense, persicaria hydropiper, myosotis scorpioides, ranunculus sceleratus, arrhenatherum elatius, phragmites australis, juncus articulatus, spirodela polyrhiza, heracleum sphondylium, anthoxanthum odoratum