echinops sphaerocephalus, atriplex sagittata, onopordum acanthium, bromus sterilis, commelina communis, descurainia sophia, elymus repens, galium aparine, lactuca serriola, polygonum aviculare, sambucus nigra, tripleurospermum inodorum, artemisia vulgaris, lithospermum officinale, silene latifolia, veronica persica