cyclachaena xanthiifolia, conium maculatum, atriplex prostrata, xanthium orientale, elymus repens, galium aparine, lamium purpureum, achillea setacea, ambrosia artemisiifolia, arctium lappa, chenopodium album, grindelia squarrosa, oxybasis urbica, polygonum aviculare, silene otites, sisymbrium officinale