hordeum murinum, crepis vesicaria, lepidium draba, polygonum aviculare, achillea millefolium, ballota nigra, capsella bursa-pastoris, carduus acanthoides, centaurea calcitrapa, chenopodium album, convolvulus arvensis, cynodon dactylon, erigeron canadensis, erodium cicutarium, malva sylvestris, melilotus officinalis, ranunculus sardous, rorippa sylvestris, rumex crispus, scolymus hispanicus, setaria viridis, sonchus oleraceus, stellaria media, verbena officinalis