text: hordeum vulgare, aegopodium podagraria, convolvulus arvensis, medicago lupulina, plantago major, polygonum aviculare, sonchus asper, veronica persica, chenopodium album, cirsium arvense, lipandra polysperma, sinapis arvensis, stachys palustris, glechoma hederacea, setaria pumila, silene latifolia, tripleurospermum inodorum