hordeum murinum, cichorium intybus, cynodon dactylon, amaranthus retroflexus, chenopodium album, polygonum aviculare, potentilla reptans, rumex pulcher, scolymus hispanicus, verbena officinalis, chenopodium vulvaria, convolvulus arvensis, dactylis glomerata, echium italicum, elymus athericus, glaucium flavum, hordeum bulbosum, silene latifolia