argentina anserina, capsella bursa-pastoris, cirsium arvense, elymus repens, persicaria hydropiper, poa trivialis, stellaria media, achillea millefolium, agrostis stolonifera, cerastium holosteoides, chenopodium album, holcus lanatus, mentha arvensis, persicaria amphibia, phleum pratense, plantago major, ranunculus acris, rumex acetosa, sisymbrium officinale, erysimum cheiranthoides, tripleurospermum inodorum