hordeum murinum, avena barbata, carduus pycnocephalus, bromus sterilis, capsella rubella, catapodium rigidum, convolvulus arvensis, dactylis glomerata, erodium malacoides, euphorbia helioscopia, fumaria officinalis, galium aparine, geranium rotundifolium, lolium perenne, mercurialis annua, parietaria judaica, plantago lanceolata, rostraria cristata, senecio vulgaris, silene latifolia, sisymbrium officinale, sonchus asper, sonchus oleraceus