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