nl, oost-zuid-holland, lolium perenne, ranunculus repens, trifolium repens, poa trivialis, holcus lanatus, agrostis stolonifera, rumex acetosa, stellaria media, alopecurus geniculatus, ranunculus acris, poa annua, elymus repens, alopecurus pratensis, cardamine pratensis, dactylis glomerata, cerastium holosteoides, glyceria fluitans, phleum pratense, bromus hordeaceus, persicaria amphibia, bellis perennis, poa pratensis, phalaris arundinacea, anthoxanthum odoratum, glechoma hederacea, cirsium arvense, capsella bursa-pastoris, polygonum aviculare, lolium pratense, glyceria maxima, juncus articulatus, plantago major, ranunculus sceleratus, agrostis capillaris, persicaria hydropiper, myosotis scorpioides, oenanthe fistulosa, juncus effusus, rumex obtusifolius, festuca rubra, galium palustre, eleocharis palustris, rumex crispus, argentina anserina, trifolium pratense, ranunculus flammula, rorippa amphibia, plantago lanceolata, carex hirta, scorzoneroides autumnalis