text: convolvulus arvensis, fallopia convolvulus, helminthotheca echioides, polygonum bellardii, rapistrum rugosum, amaranthus retroflexus, avena fatua, chenopodium album, cichorium intybus, equisetum arvense, fumaria officinalis, kickxia spuria, lysimachia arvensis, mercurialis annua, sonchus asper, stachys annua, verbena officinalis