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