bituminaria bituminosa, cichorium intybus, dittrichia viscosa, piptatherum miliaceum, calystegia sepium, crepis foetida, daucus carota, helminthotheca echioides, hypericum perforatum, origanum vulgare, paspalum dilatatum, verbascum sinuatum, centranthus ruber, clematis vitalba, clinopodium nepeta, coronilla valentina, erigeron canadensis, mentha suaveolens, picris hieracioides, sonchus oleraceus, sorghum halepense, verbena officinalis