text: apera spica-venti, raphanus raphanistrum, alopecurus myosuroides, plantago major, arabidopsis thaliana, atriplex patula, cerastium fontanum, cerastium glomeratum, cirsium arvense, convolvulus arvensis, elymus repens, equisetum arvense, euphorbia exigua, galium aparine, gnaphalium uliginosum, juncus bufonius, matricaria chamomilla, mercurialis annua, myosotis arvensis, papaver rhoeas, persicaria lapathifolia, persicaria maculosa, poa trivialis, ranunculus repens, sagina procumbens, sherardia arvensis, sinapis arvensis, sonchus arvensis, sonchus asper, stellaria media, veronica arvensis, vicia tetrasperma