text: vicia tetrasperma, apera spica-venti, aphanes arvensis, centaurea cyanus, equisetum arvense, myosotis arvensis, poa annua, poa trivialis, agrostis stolonifera, convolvulus arvensis, draba verna, ranunculus repens, trifolium repens, tripleurospermum inodorum, veronica arvensis, vicia hirsuta, vicia sativa, viola arvensis