text: apera spica-venti, hordeum distichon, euphorbia helioscopia, matricaria chamomilla, persicaria lapathifolia, veronica persica, avena fatua, cirsium arvense, galium aparine, lysimachia arvensis, tripleurospermum inodorum, vicia tetrasperma, bromus secalinus, centaurea cyanus, convolvulus arvensis, equisetum arvense, galeopsis tetrahit, geranium molle, juncus bufonius, lysimachia foemina, myosotis arvensis, odontites vernus, papaver rhoeas, persicaria maculosa, phleum pratense, plantago uliginosa, poa annua, polygonum aviculare, rumex obtusifolius, sinapis arvensis, solidago canadensis, sonchus arvensis, veronica arvensis, vicia sativa