nl, oost-zuid-holland, lolium perenne, ranunculus repens, poa trivialis, agrostis stolonifera, elymus repens, dactylis glomerata, trifolium repens, poa annua, cirsium arvense, stellaria media, urtica dioica, holcus lanatus, ranunculus acris, glechoma hederacea, polygonum aviculare, persicaria amphibia, rumex obtusifolius, plantago major, capsella bursa-pastoris, alopecurus pratensis, cerastium holosteoides, rumex acetosa, phalaris arundinacea, phleum pratense, plantago lanceolata, anthriscus sylvestris, poa pratensis, bellis perennis, heracleum sphondylium, arrhenatherum elatius, lamium album, trifolium pratense, argentina anserina, achillea millefolium, festuca rubra, rumex crispus, alopecurus geniculatus, bromus hordeaceus, phragmites australis, glyceria maxima, matricaria discoidea, glyceria fluitans, scorzoneroides autumnalis, symphytum officinale, equisetum arvense, cardamine pratensis, matricaria chamomilla, agrostis capillaris, galium aparine, carex hirta