erigeron canadensis, sisymbrium officinale, bromus rigidus, chenopodium album, fumaria officinalis, hordeum murinum, lysimachia arvensis, mercurialis annua, persicaria maculosa, poa annua, senecio vulgaris, fumaria capreolata, geranium dissectum, sonchus oleraceus, briza maxima, centranthus calcitrapae, hirschfeldia incana, phalaris canariensis, raphanus raphanistrum, silene gallica