text: solanum tuberosum, convolvulus arvensis, elymus repens, chenopodium album, equisetum arvense, anthemis arvensis, galinsoga parviflora, capsella bursa-pastoris, centaurea cyanus, cirsium arvense, fallopia convolvulus, gnaphalium uliginosum, polygonum aviculare, raphanus raphanistrum, rumex acetosella, sonchus arvensis, vicia tetrasperma, viola arvensis