argentina anserina, lolium perenne, agrostis stolonifera, deschampsia cespitosa, elymus repens, cirsium arvense, convolvulus arvensis, dactylis glomerata, geranium pratense, melilotus dentatus, poa pratensis, tripleurospermum inodorum, carex secalina, inula britannica, melilotus albus, polygonum aviculare, rumex crispus