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