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