text: triticum aestivum, apera spica-venti, cirsium arvense, convolvulus arvensis, persicaria lapathifolia, tripleurospermum inodorum, achillea millefolium, centaurea cyanus, galeopsis tetrahit, gnaphalium uliginosum, lysimachia arvensis, matricaria chamomilla, mentha arvensis, plantago uliginosa, sinapis arvensis, sonchus arvensis, spergula arvensis, stachys palustris, vicia tetrasperma