text: apera spica-venti, aphanes arvensis, capsella bursa-pastoris, centaurea cyanus, cirsium arvense, equisetum arvense, fallopia convolvulus, galeopsis tetrahit, juncus bufonius, myosotis arvensis, persicaria lapathifolia, poa annua, polygonum aviculare, sagina procumbens, stellaria media, tortula truncata, tripleurospermum inodorum, veronica persica, vicia tetrasperma, viola arvensis, brassica napus, chenopodium album, fumaria officinalis, gnaphalium uliginosum, lycopsis arvensis, lysimachia arvensis, papaver dubium, persicaria hydropiper, plantago uliginosa, spergula arvensis, thlaspi arvense, trifolium arvense, vicia hirsuta