chenopodiastrum murale, malva parviflora, anthemis cotula, carduus tenuiflorus, echium plantagineum, erigeron bonariensis, erodium moschatum, geranium pusillum, malva sylvestris, medicago arabica, polygonum aviculare, senecio vulgaris, sisymbrium officinale, xanthium spinosum, bromus madritensis, calendula arvensis, capsella bursa-pastoris, chenopodium album, erigeron canadensis, marrubium vulgare, sonchus asper, urospermum picroides