dittrichia graveolens, erigeron bonariensis, oloptum thomasii, amaranthus hybridus, epilobium hirsutum, helminthotheca echioides, lactuca serriola, polygonum aviculare, sisymbrium officinale, solanum nigrum, sorghum halepense, verbascum sinuatum, chenopodium album, dittrichia viscosa, picnomon acarna, plantago major, portulaca oleracea, sonchus oleraceus, verbena officinalis