helminthotheca echioides, calystegia sepium, cirsium vulgare, daucus carota, echium rosulatum, erigeron sumatrensis, foeniculum vulgare, lactuca virosa, andryala integrifolia, bromus hordeaceus, chenopodium album, dactylis glomerata, phytolacca americana, plantago major, rumex obtusifolius, symphyotrichum squamatum, trifolium repens, verbena officinalis, bidens frondosa, bromus catharticus, epilobium parviflorum, helichrysum luteoalbum, oenothera biennis, polypogon monspeliensis, pulicaria arabica, silene latifolia, sonchus oleraceus, symphyotrichum salignum