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