text: carduus nutans, equisetum arvense, erigeron canadensis, berteroa incana, erodium cicutarium, rumex acetosella, acer negundo, acer platanoides, agrostis capillaris, cerastium arvense, chenopodium album, cirsium arvense, cynoglossum officinale, erigeron annuus, holcus mollis, lactuca serriola, potentilla argentea, tripleurospermum inodorum, papaver dubium