text: onopordum acanthium, lactuca serriola, polygonum aviculare, carduus acanthoides, matricaria chamomilla, trifolium repens, capsella bursa-pastoris, elymus repens, alopecurus myosuroides, medicago lupulina, torilis japonica, apera spica-venti, arrhenatherum elatius, lactuca saligna, lamium purpureum, chenopodium album, erigeron canadensis, geranium rotundifolium, lapsana communis, trifolium striatum, veronica verna